Data as of Nov 5, 2026
211.155.240.0/20
No anonymizer space · no proxy exits in 30 daysChina Unicom Beijing Province Network
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 211.155.240.0/21 since Jan 2026 | AS4808 | Residential | |
| 211.155.248.0/21 since Jan 2026 | AS4808 | Residential |
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 |
|---|---|---|---|---|---|---|
| 211.155.128.0/17 | 32,768 | CNNIC | unknown | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.155.240.0/20 | 4,096 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.155.240.0/21 | 2,048 | DXTNET | Beijing Teletron Telecom Engineering Co., Ltd. | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.155.240.0/24 | 256 | XING-CHEN | Beijing Xing-cheng-xing-xi Technology Co.Ltd. | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.0/26 | 64 | SHI-JI-JIA-YUAN | BEIJING Shi-Ji-Jia-Yuan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.64/28 | 16 | JI-LIANG-KE-XUE | China Ji-Liang-Ke-Xue-Yan-Jiu-Yuan | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.80/28 | 16 | BEI-YONG | Beijing BEI-Youg-KE-JI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.96/29 | 8 | HUAN-YU-FEI-XINAG | Beijing Huan-Yu-Fei-Xinag-Ke-Ji-Fa-Zhan Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.104/29 | 8 | TAI-WAN-SHENG-JIAO-SHI | Tai-Wan-Sheng-Jiao-Shi-Ke-Ji-Gu-Fen Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.112/28 | 16 | SHENG-CAI-HONG | Beijing Shen-Cai-Hong-Zhi-Ban-Ying-Shua Technology Co. | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.128/26 | 64 | SHUI-LI-GUI-HUA | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.192/28 | 16 | JIA-YI-LI-TONG | BeiJing Jian-Yi-Li-Tong Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.208/28 | 16 | TIAN-JIN-WU-TIAN | Tian-Jin-Wu-Tian-Yao-Ping Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.224/28 | 16 | GUO-FANG-KE-GONG-WEI | Guo-Fang-Ke-Xue-Ke-Ji-Gong-Ye Committee | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.241.240/28 | 16 | ZHONG-XUN-QUN-TONG | Zhong-Xun-Qun-Tong-Ke-Ji-Gu-Feng Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.242.0/24 | 256 | ZAO-JUN-MIAO | Beijing ZAO-JUN-Miao CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.243.0/24 | 256 | ZAO-JUN-MIAO | Beijing ZAO-JUN-Miao CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.243.64/28 | 16 | DONG-FAN-GUO-JI-DA-SHA | Beijin Dong-FAN-GUO-JI-da-SHA CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZAO-JUN-MIAO |
| └ 211.155.243.128/26 | 64 | YI-DU-KONG-JIAN | Beijing YI-du-Kong-Jian CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZAO-JUN-MIAO |
| └ 211.155.244.0/24 | 256 | HE-QIAO | BEIJING HE-QIAO-WANG-LUO Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.245.0/24 | 256 | BTV | Beijing Dian-SHI-TAI | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.0/27 | 32 | HENG-JI-WEI-YEU | Beijing Heng-Ji-Wei-Yeu Electronie Product Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.32/29 | 8 | GAO-LI-HAI-YUANG | Beijing Gao-Li-Hai-Yuang Date Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211. | 24 | XIANG-GANG-JUN-HE | XiangGang Jun-He(China) Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.40/29 | 8 | XIANG-GANG-JUN-HE | Beijing Xiang-Gang-JUN-HE CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via XIANG-GANG-JUN-HE |
| └ 211.155.246.64/27 | 32 | YUAN-ER-MENG | Yuan-Er-Meng-Wang-Ba | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.96/27 | 32 | BEI-YONG | Beijing BEI-Yong-Wang-LUO CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.128/26 | 64 | HE-QIAO-LI-JING | He-Qiao-Li-Jing Bcarding House | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.192/27 | 32 | YU-LE-XING-BAO | Beijing Yu-Le-Xing Newspapor Office | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.246.192/28 | 16 | YU-LE-XING-BAO | YU-LE-XING-BAO Co.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via YU-LE-XING-BAO |
| └ 211.155.246.208/28 | 16 | YU-LE-XING-BAO | Beijing YU-le-Xing-BAO CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via YU-LE-XING-BAO |
| └ 211.155.246.224/27 | 32 | SHI-JI-HONG-JING | Beijing Shi-Ji-Hong-Jing Networking Technology Co.Ltd | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.247.0/25 | 128 | DA-XI-YANG-XING-CHENG | Beijing da-XI-Yang-Xing-Cheng CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.247.0/26 | 64 | DA-XI-YANG-XIN-CNENG | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via DA-XI-YANG-XING-CHENG |
| └ 211.155.247.64/26 | 64 | DA-XI-YANG-XIN-CNENG | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via DA-XI-YANG-XING-CHENG |
| └ 211.155.247.128/25 | 128 | WANG-JING-XIAO-QU | Beijing Wang-Jing-Xiao-QU CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via DXTNET |
| └ 211.155.247.128/26 | 64 | WANG-JING-XIAO-QU | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via WANG-JING-XIAO-QU |
| └ 211.155.247.192/26 | 64 | WANG-JING-XIAO-QU | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via WANG-JING-XIAO-QU |
| └ 211.155.248.0/21 | 2,048 | ZBTNET | Beijing zhong bang Telecom Technology Co Ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 211.155.248.0/25 | 128 | JIA-LI | Beijing JIA-LI-Zhong-Xing CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.248.128/26 | 64 | DIAN-XIN-TONG | Beijing Dian-XIN-Tong Networking Technology CO.LTD(NANYING-DA-SHA) | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.248.192/27 | 32 | IP-DIAN-HUA-YONG | Beijing IP-Dian-HUA-Yong CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.249.0/24 | 256 | HU-LIAN-TONG | Beijing HU-Lian-Tong-Wang-LUO CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.0/28 | 16 | XIN-XING-SHI-YOU | China SHI-HUA-JI-Tuan-XIN-Xing-SHI-YOU CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.16/29 | 8 | DUI-WAI-CHENG-BAO | China DUI-WAI-Cheng-BAO-Gong-Cheng-Shang-HUI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.24/29 | 8 | JI-LIAN | Beijing JI-Lian CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.32/27 | 32 | FANG-DI-CHANG-JIAO-YI | Beijing Fang-di-Chan-Jiao-YI-Zhong-XI | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.64/26 | 64 | KE-XUE-JI-SHU-XIE-HUI | China KE-XUE-JI-SHU-Xian-HUI-XIN-XI-Zhong-Xing | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.128/27 | 32 | HU-NAG-ZHENG-JUAN | Hunan Zheng-Quan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.160/28 | 16 | HU-NAG-ZHENG-JUAN | Hunan Zheng-Quan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.192/27 | 32 | DIAN-XIN-TONG-JIE-DIAN | Beijing Dian-XIN-Tong Networking Technology CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.224/28 | 16 | TAI-LI-TE-KEI-JI | TAI-LI-TE-KE-JI-FA-Zhan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.250.240/28 | 16 | GUANG-DONG-ZHENG-JUAN | Guang-FA-Zheng-Quan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.0/28 | 16 | ZHONG-TI-WANG-KE-JI | Beijing Zhong-TI-Wang-KE-JI-FA-Zhan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.16/29 | 8 | GUO-JIA-YAO-GAN-ZHONG-XIN | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.24/29 | 8 | XI-NAN-ZHENG-JUAN | XI-NAN-Zheng-Juan-Beijing-Beisanhuan-Ying-YAN-BU CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.32/28 | 16 | GUO-NENG-TIAN-EN | Beijing GUO-Neng-Tian-ENG-KE-JI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.48/28 | 16 | SHUI-LI-GUI-HUA | Beijing Shui-LI-GUI-HUA-SHE-JI-YA-JU-Yuan | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.64/26 | 64 | JING-YU-BIN-GUAN | Jing-YU-BIN-Guan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.128/27 | 32 | NONG-KE-YUAN-JIE-DIAN | Beijing Dian-XIN-Tong Networking Technology CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.160/27 | 32 | ZHONG-GUANG-YA-GUANG-BO | Zhong-Guang-YA Broadcast Networking CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.192/28 | 16 | SAN-LING-TONG-XUN | Beijing San-Ling-YI-Dong-Tong-XIN-SHE-BEI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.251.224/27 | 32 | NONG-KE-YUAN-JIE-DIAN | Beijing Dian-XIN-Tong Networking Technology CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.0/28 | 16 | ZHONG-GUO-YAN-CAO | Zhong-GUO-YAN-CAO CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.16/28 | 16 | ZHONG-XUN-HUAN-YU | Beijing Zhong-XUN-Huan-YU Software Develop CO.LED | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.32/28 | 16 | HUA-DIAN-GONG-CHENG | Beijing HUA-DIAN-GONG-CHENG(GROUP)CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.48/28 | 16 | JING-DONG-FANG-SHU-MA | Beijing JIG-Dong-Fang-SHU-MA-KE-JI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.64/27 | 32 | MO-JIE-RUAN-JIAN | Beijing MO-JIE Software Technology Develop CO.LED | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.96/27 | 32 | MO-JIE-RUAN-JIAN | Beijing MO-JIE Software Technology Develop CO.LED | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.128/28 | 16 | GONG-YI-PIN-JIN-CHU-KOU | China Gong-YI-PIN-Jing-CHU-KOU CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.144/28 | 16 | TIAN-TIAN-WEI-TONG | unknown | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.160/27 | 32 | ZI-ZHU-HUA-YUAN | BEIJING Zi-Zhu-Hua-Yuan CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.252.224/27 | 32 | MINH-HANG-KUAI-DI | Beijing Minh-Hang-Kuai-di CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.253.0/27 | 32 | SCIENCE-DRILLING-CENTER | China Mainland Science Drilling Center | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.253.32/28 | 16 | JING-RI-DIAN-ZI | Beijing Jing-RI-Dian-ZI-ZA-ZHI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.253.64/27 | 32 | SU-GUANG-TIAN-YAN | Beijing SU-Guang-Tian-YAN CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.254.0/24 | 256 | HU-LIAN-TONG | HU-Lian-Tong CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.0/28 | 16 | ZHONG-MEI-XIN-TUO | Beijing Zhong-MEI-XIN-TUO-TOU-ZI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.16/29 | 8 | YE-JIN-SHE-BEI | Beijing YE-JIN-SHE-BEI CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.32/27 | 32 | ZHONG-HONG-JING | Beijing Zhong-Hong-Jing-ZI-XUN CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.96/27 | 32 | WANG-HUI-TONG | NAN-Jing Wang-HUI-Tong-Wang-LUO-JI-SHU CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.128/27 | 32 | BA-YI-SHI-KONG | BA-YI-SHI-Kong CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.160/28 | 16 | SHI-JI-YOU-BANG | Beijing-SHI-JI-YOU-Bang CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.176/28 | 16 | JING-SHI-JI | Beijing Jing-SHI-JI-Yang-Guang-KAI-FA CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
| └ 211.155.255.192/27 | 32 | ZHONG-GUO-WANG | Beijing Zhong-GUO-Wang CO.LTD | ASSIGNED NON-PORTABLE | — | ipas@ via ZBTNET |
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
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 2,056 | 50% | 13 | |
| Business | 2,040 | 50% | 71 |
Network & registry
IPv4 market
Holder
- Organization
- Not stated by the registry
- Range
- 211.
155. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4808
CN
- Name
- China Unicom Beijing Province Network
- Type
- Internet provider
- Registered
- Jan 9, 1996
- Domain
- chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Aug 2016
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 211.
155. 240. 0/ 20 - Netname
- DXTNET
- Registrant
- Beijing Teletron Telecom Engineering Co., Ltd.
- Registrant country
- CN
- Organization
- Beijing Teletron Telecom Engineering Co., Ltd.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 16, 2021
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jun 27, 2000
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP