Data as of Nov 6, 2026
210.51.192.0/18
No anonymizer space · no proxy exits in 30 daysCHINA UNICOM Industrial Internet Backbone · space held by China Unicom IP network
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.51.0.0/16 since May 2005 | AS9929 | Internet provider | 62 | China Unicom IP network |
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 210.51.192.0/24 since May 2005 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.193.0/24 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.194.0/23 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.196.0/24 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.197.0/24 since Mar 2006 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.198.0/23 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.200.0/24 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.201.0/24 since May 2005 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.202.0/23 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.204.0/22 since May 2005 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.208.0/22 since May 2005 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.212.0/22 since Sep 2006 | AS4837 | Residential | China Unicom IP network | |
| 210.51.216.0/21 since Jul 2024 | AS9929 | Unknown | China Unicom IP network | |
| 210.51.224.0/23 since Jun 2016 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.226.0/24 since Apr 2012 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.228.0/24 since May 2005 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.229.0/24 since Sep 2020 | AS9929 | Unknown | China Unicom IP network | |
| 210.51.230.0/23 since Sep 2020 | AS9929 | Unknown | China Unicom IP network | |
| 210.51.232.0/23 since Sep 2020 | AS9929 | Unknown | China Unicom IP network | |
| 210.51.235.0/24 since Apr 2012 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.236.0/24 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.238.0/23 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.240.0/24 since Aug 2010 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.241.0/24 since Jul 2024 | AS9929 | Unknown | China Unicom IP network | |
| 210.51.242.0/23 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.244.0/22 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network | |
| 210.51.248.0/21 since Jul 2024 | AS9929 | Internet provider | China Unicom IP network |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 210.51.0.0/16 | 65,536 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 210.51.192.0/28 | 16 | NANJING-MINI-IDC | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.16/30 | 4 | NANJING-ORGANIZATION-BRANCH | nanjing organization branch | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.20/30 | 4 | shanghai-yawan-jiudian | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.24/29 | 8 | shanghai-senbao-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.32/27 | 32 | shanghai-sihui-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.64/26 | 64 | shanghai-pigguoyuan-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.192.128/25 | 128 | shanghai-qingshui-yamen-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.193.0/25 | 128 | changzhou-171-pool | changzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.193.128/25 | 128 | changzhou-171-pool | changzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.194.0/25 | 128 | suzhou-171-pool | suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.194.128/25 | 128 | suzhou-171-pool | suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.0/26 | 64 | ZTE-Nanjing-academe | ZTE corporation nanjing academe,Nanjing,Jiangsu province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.64/27 | 32 | shanghai-fanxing-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.96/28 | 16 | nanjing-branch-management | nanjing city,jiangsu province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.112/28 | 16 | NANJING-YIWEIKE | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.128/28 | 16 | shanghai-shijing-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.144/28 | 16 | YINGYEDA-TECH-GROUP | yingyeda technology group,nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.160/30 | 4 | ZHENJIANG-TELEVISION-STATION | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.164/30 | 4 | ZHENJIANG-CHENGGUAN-BUREAU | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.168/29 | 8 | KANGJUYUAN-SMALL-DISTRICT | kangjuyuan small district,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.176/28 | 16 | WUXI-SMALL-DISTRICT | wuxi CNC branch small district,jiangsu province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.192/27 | 32 | WX-NETBAR-GROUP | wuxi netbar group | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.224/28 | 16 | ZHENJIANG-HUAXING-SMALL-DISTRICT | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.240/30 | 4 | ZHENJIANG-JUYOU-NETBAR | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.244/30 | 4 | shanghai-yuanqing-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.248/30 | 4 | NEW-WANGJING-COMPUTER-BRANCH | new wangjing computer branch,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.195.252/30 | 4 | ZHENJIANG-TAIYI | zhenjiang taiyi | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.0/29 | 8 | JAIL-DORM-SMALL-DISTRICT | jail dorm small district,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.8/29 | 8 | QINGYUNMEN-SMALL-DISTRICT | qingyunmen small district,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.16/28 | 16 | HUANQIU-GARDEN-SMALL-DISTRICT | huanqiu garden small district,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.32/30 | 4 | JINGJI-ECONOMY-DEVELOPMENT | jingji economy development company,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.36/30 | 4 | ZHENJIANG-YIYANG-NETWORK-SERVICE | zhenjiang yiyang network service | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.40/30 | 4 | ZHENJIANG-JINGKOU-CHUANGYI | zhenjiang jingkou chuangyi | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.44/30 | 4 | JINGKOU-RUSHAN-NETBAR | jingkou rushan netbar | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.48/29 | 8 | ZHENJIANG-JINGKOU-FENGYUN | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.56/29 | 8 | QINGXIN-NETBAR | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.64/28 | 16 | YINSHA-NETBAR | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.80/30 | 4 | JINGKOU-XIANGSHAN-NETWORK | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.84/30 | 4 | GONGCHUANG-NETOWRK-INFO | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.88/30 | 4 | ZHENJIANG-BRANCH | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.92/30 | 4 | shanghai-shishuo-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.96/27 | 32 | ZHENJIANG-GUANGDIAN-DATA | zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.196.128/25 | 128 | shanghai-foujiu-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.0/28 | 16 | WUXI-GUANGDIAN-OFFICE | wuxi city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.16/29 | 8 | YANGZHOU-NETBAR | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.24/29 | 8 | NONGXUEYUAN-NETBAR | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.32/28 | 16 | JIANGHAI-COLLEGE-NETBAR | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.48/28 | 16 | SUZHOU-DAXUE-XIAOQU | suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.64/29 | 8 | YANGZHOU-XINCHENG-FEIZHOU | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.72/29 | 8 | YANGZHOU-JIANGHAI-XUEYUAN | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.80/28 | 16 | QINZHOU-GUANGDIAN | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.96/29 | 8 | YANGZHOU-DAXUE-NETBAR | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.104/29 | 8 | shanghai-snow-white-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.112/28 | 16 | YANGZHOU-GUOMAO-MANSION | yangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.197.128/25 | 128 | JS-TIETONG-CORP | nanchang city,jiangsu province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.198.0/25 | 128 | nanjing-jinling-shihua | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.198.128/25 | 128 | nanjing-jinling-shihua | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.199.0/25 | 128 | shanghai-littledwarf-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.199.128/26 | 64 | shanghai-anzhenqiao-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.199.192/26 | 64 | JINGHUA-GUANGLIAN-INFO | jinhua city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.200.0/25 | 128 | jianghan-youtian-center | jianghan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.200.128/25 | 128 | jianghan-youtian-center | jianghan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.201.0/25 | 128 | nantong-yirong-mayi-corp | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.204.0/24 | 256 | zhenjiang-customer | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.205.0/24 | 256 | zhenjiang-customer1 | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.206.0/24 | 256 | zhenjiang-customer2 | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.207.0/24 | 256 | zhenjiang-customer3 | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.0/29 | 8 | HUAGONG-TECH-KAIMU-JICHENG | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.0/30 | 4 | INTEGRATION-TECHNOLOGY-BRANCH | kaimu integration technology branch,wuhan city,hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via HUAGONG-TECH-KAIMU-JICHENG |
| └ 210.51.214.8/30 | 4 | WANWANG-JIEXUN-TECH-LTD | wanwang jiexun tech Ltd | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.12/30 | 4 | shanghai-bajiao-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.16/28 | 16 | beijing-hiusi-corp | beijing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.32/27 | 32 | HUAYI-UNITE-SOFTWARE | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.64/26 | 64 | shanghai-xiangjiao-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.214.128/25 | 128 | shanghai-xingshui-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.0/27 | 32 | HONGKUN-STUDENT-GONGYU | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.32/28 | 16 | JIANYIN-MANSION | jianyin mansion,wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.48/28 | 16 | JIGUAN-TELECOME-STATION | jiguan telecome station, hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.64/28 | 16 | WUHAN-TECHNOLOGY-UNIVERSITY | wuhan technology university,hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.80/28 | 16 | HANCHUAN-GUANGDIAN-DISTRICT | hanchuan guangdian district,wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.96/28 | 16 | HONGMEI-STUDENT-FLAT | hongmei student flat, wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.112/28 | 16 | JIANHU-STUDENT-FLAT | jianhu student flat, wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.128/28 | 16 | WUHAN-UNIVERSITY-SANHUAN-FLAT | wuhan university sanhuan flat, hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.144/28 | 16 | AIRLINE-ELECTRICITY-SMALL-DISTRICT | airline electricity small district,wuhan city,hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.160/28 | 16 | wuhan-branch-management | wuhan city,hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.176/28 | 16 | ZHONGTIE-DAQIAO-BUREAU | zhongtie daqiao bureau,wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.192/27 | 32 | BROADCAST-TELEVISION-LTD | broadcast television data network Ltd of yangzhou city,jiangshu | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.224/28 | 16 | shanghai-xiangshui-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.240/30 | 4 | DONGJUN-COMPUTER-LTD | dongjun computer Ltd,zhenjiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.244/30 | 4 | WUHAN-VIDEO-CONFENRENCE | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.215.248/29 | 8 | HAINING-GARDEN-CABARET | haining garden cabaret,haining city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.216.0/21 | 2,048 | NANJING-BANGLIAN | Nanjing Banglian Television | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.0/26 | 64 | SUNZHOU-BROADCAST-CORP | sunzhou broadcast company,sunjiang city, guangzhou province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.64/29 | 8 | TAIZHOU-HOSPITAL | taizhou hospital | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.72/30 | 4 | HANGZHOU-CHENGJIAN-CAIGOU-CENTER | hangzhou city, chengjian caigou center | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.76/30 | 4 | ZHEJIANG-XINTAI-LTD | zhejiang xintai Ltd | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.80/30 | 4 | HAITONG-ZHENGQUAN | shaoxing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.84/30 | 4 | ZHEJIANG-ZHENGQUAN | shaoxing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.88/30 | 4 | HUAZHE-SHIYE-DEVELOPMENT-CORP | huazhe shiye development corp,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.92/30 | 4 | FINANCE-DEVELOPMENT-COMPANY | finance development company,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.96/29 | 8 | WENZHOU-JINDIAN-NETBAR | wenzhou jindian netbar,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.104/29 | 8 | ZHONGFANG-ZHIYE-STOCK-LTD | zhongfang zhiye stock Ltd,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.112/29 | 8 | JINHUA-LIMING-NETBAR | jinhua liming netbar,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.120/29 | 8 | JINHUA-GREATWALL-NETBAR | jinhua greatwall netbar,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.128/27 | 32 | SHANGYU-WENHUA-GUANGBO-JU | hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.160/27 | 32 | shanghai-kaifei-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.192/29 | 8 | jinhua-greatwall-netbar | jinhua city,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.200/29 | 8 | HUIPU-MIDDLE-SCHOOL | huipu middle school of hangzhou city,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.224.224/27 | 32 | WENZHOU-171 | wenzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.225.0/25 | 128 | wenzhou-171-pool | wenzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.225.128/25 | 128 | wenzhou-171-pool | wenzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.0/28 | 16 | hangzhou-yangshengtang | hangzhou city,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.16/28 | 16 | WENLING-NETBAR | taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.32/28 | 16 | TAIZHOU-YUHUAN-NETBAR | taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.48/29 | 8 | JIAOJIANG-BOLANG-NETBAR | jiaojiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.56/29 | 8 | COLORBIRD-NETBAR | colorbird netbar,hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.64/29 | 8 | HUANGYAN-NETBAR | huangyan haitian netbar,hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.72/29 | 8 | TAIZHOU-REVENUE | taizhou revenue,taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.80/29 | 8 | YONGQIANG-ARTS-LTD | yongqiang arts Ltd,taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.88/29 | 8 | XINGXING-GROUP | xingxing group,taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.96/27 | 32 | TAIZHOU-DEREN | taizhou deren group,taizhou city,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.128/29 | 8 | JIAXING-ZHUFANG-ZHIYE | jiaxing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.136/29 | 8 | SHIKONG-NETBAR | shaoxing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.144/28 | 16 | HAINING-GUANGDIAN | jiaxing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.160/29 | 8 | DAYU-INTERNET-BAR | Jiaojiang Dayu Internet Bar | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.168/29 | 8 | HUAZHE-MANSION | Hangzhou Huazhe Mansion | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.176/28 | 16 | ZHEJIANG-POWER | Zhejiang province Power | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.192/29 | 8 | XINHUA-MANSION | Jinhua Xinhua Mansion | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.200/29 | 8 | HANGZHOU-CHENGYU-WIDEBAND | hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.224/28 | 16 | ANT-INTERNET-BAR | Taizhou JiaoJiang Ant Internet Bar | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.226.240/28 | 16 | JINGYE-INTERNET-BAR | Taizhou linhai Jingye Internet Bar. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.0/28 | 16 | HZ-NETWORK-MANAGEMENT | hangzhou branch of CNC | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.16/28 | 16 | shanghai-yuechao-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.32/27 | 32 | shanghai-yinyue-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.64/27 | 32 | LINHAI-LIJING-GARDEN | linhai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.96/29 | 8 | shanghai-quexi-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.104/29 | 8 | ZHEJIANG-XIANJU-TIANYUN | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.112/30 | 4 | shanghai-quexi-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.116/30 | 4 | ZHEDA-ZHONGZI-JICHENG | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.120/29 | 8 | TAIZHOU-BAIDA-YIYAO | taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.128/29 | 8 | TAIZHOU-GONGHANG-YINYUAN | taizhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.136/29 | 8 | ZHEJIANG-MAOQUAN-JIXIE-CORP | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.144/29 | 8 | LINHAI-JINCHEN-NETBAR | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.152/29 | 8 | LINHAI-YEHU-NETBAR | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.160/28 | 16 | HANGZHOU-HUAZHE-SQUARE | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.176/28 | 16 | HANGZHOU-HUAZHE-SQUARE | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.192/29 | 8 | LINHAI-XINTIANDI-NETBAR | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.200/29 | 8 | LINHAI-DAHAI-NETBAR | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.208/28 | 16 | LINHAI-GUODA-QIYE | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.224/28 | 16 | JIAXING-JISHUI-GARDEN | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.240/29 | 8 | JIAOJIANG-DONGGANG-GROUP | donggang group,jiaojiang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.227.248/29 | 8 | JIAOJIANG-JIANCHAYUAN | zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.0/26 | 64 | NANCHANG-NETBAR-GROUP | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.64/27 | 32 | JIUJIANG-NETBAR-GROUP | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.96/28 | 16 | Nanchang-NETWORK-MANAGEMENT | nanchang city,jiangxi province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.112/28 | 16 | NANCHANG-GONGDIANJU | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.128/28 | 16 | JIANGXI-QIANGWEI-MANSION | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.144/28 | 16 | JIANGXI-HUACAI-MANSION | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.160/27 | 32 | TAOYUAN-MANSION | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.192/28 | 16 | JIANGXI-SANXING-MANSION | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.208/28 | 16 | NANCHANG-ZHONGHUAN-SQUARE | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.224/28 | 16 | NANCHANG-CHANGXIN-MANSION | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.228.240/28 | 16 | NANCHANG-HUAQUN-SQUARE | nanchang city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.229.0/24 | 256 | JIANGHAN-OIL-FILED | Jianghan Oil filed Communication | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.230.0/23 | 512 | EAST-COMMUNICATION | East Communication Co. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.232.0/23 | 512 | MIANYANG-BROADCAST-TELEVISION | unknown | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.234.0/24 | 256 | XUNYE-INFORMATION | NanJing XunYe Information Co. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.0/25 | 128 | CHENGDU-29INS | The 29th Telecommunication | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.128/26 | 64 | ZHONGDA-GROUP | HangZhou ZhongDa Group Co. | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.192/28 | 16 | ZHEJIANG-GUANGTONG-NETWORK | hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.224/30 | 4 | NANFANG-ZHENGQUAN | hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.228/30 | 4 | JINDIAN-NETBAR | jindian netbar of wenzhou city,zhejiang province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.232/29 | 8 | PRODUCT-MARKET | hangzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.240/29 | 8 | JIAXING-INTERNET-COFFEE-SHOP | JiaXing Internet Coffee Shop | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.235.248/29 | 8 | KUNMING-750INS | The 750th Institute of CSIC | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.0/28 | 16 | WUHAN-XINPENG | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210. | 32 | shanghai-fushou-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.48/28 | 16 | HUBEI-JUYOU | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.64/26 | 64 | WUHAN-SHIMAO-MANSION | wuhan city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.128/26 | 64 | XINCHANG-GUANGDIAN | beijing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.192/28 | 16 | ZHAOYIN-MANSION | zhaoyin mansion,wuhan city,hubei province | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.208/28 | 16 | CHANGLE-UPTOWN | Wuhan Changle uptown | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.224/28 | 16 | PANDA-GROUP-EMPLOYEE-UPTOWN | Nanjing Panda Group Employee | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.236.240/28 | 16 | HUANGPU-GARDEN | Nanjing Huangpu garden,Huangpu | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.0/26 | 64 | shanghai-fulai-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.64/30 | 4 | shanghai-yunqi-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.68/30 | 4 | HAOSHI-FINERY-LTD | haoshi finery Ltd,suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.72/29 | 8 | JINYONG-LTD | jinyong Ltd,suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.80/28 | 16 | JIANGSU-BOXI-JIAYONG | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.96/27 | 32 | shanghai-yunduo-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.128/26 | 64 | SUZHOU-YUANJING | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.192/28 | 16 | shanghai-shichu-youyin-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.208/29 | 8 | SUZHOU-VIDEO-CONFERNCE | nanjing city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.216/29 | 8 | shanghai-chutienan-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.224/28 | 16 | SUZHOU-INDUSTRY-GARDEN | suzhou industry garden,suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.240/29 | 8 | GAODE-ELECTRICITY-LTD | gaode electricity Ltd,suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.237.248/29 | 8 | TONGYIN-LABEL-LTD | tongyin label Ltd,suzhou city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.238.0/26 | 64 | shanghai-gejie-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.238.64/28 | 16 | hefei-NETWORK-MANAGEMENT | hefei branch of CNC | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 210.51.238.80/28 | 16 | shanghai-feijin-corp | shanghai city | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
16,384 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 7,188 | 44% | 251 | |
| Internet provider | 4,844 | 30% | 14 | |
| Unknown | 3,584 | 22% | 5 | |
| Residential | 768 | 4.7% | 3 |
Network & registry
Origin network
AS9929
CN
- Name
- CHINA UNICOM Industrial Internet Backbone
- Type
- Internet provider
- Registered
- Apr 5, 2000
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.51.192.0/18 | AS9929 | /18 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9929 | APNIC | cuii_shanghai | MAINT-CNCGROUP-RR | Aug 23, 2021 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 210.51.227.0/24 | AS9929 | APNIC | cuii_zjhz | MAINT-CNCGROUP-RR | Aug 23, 2021 |
Whois
Registration for this announcement
- Range
- 210.
51. 0. 0/ 16 - Netname
- UNICOM-CN
- Registrant
- China Unicom IP network
- Registrant country
- CN
- Organization
- China Unicom IP network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- Oct 11, 2000
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP