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Data as of Nov 5, 2026

210.22.240.0/21

No anonymizer space · no proxy exits in 30 days

China Unicom Shanghai network · space held by China Unicom IP network

Announcement
this exact prefix
RPKI valid
Announced by
AS17621
Type
Hosting

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
210.22.192.0/18
since May 2005
AS9929Internet provider10
1 always on
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

PrefixOriginTypeHolderRPKI
210.22.240.0/24
since Jan 2022
AS140979HostingChina Unicom IP network
210.22.241.0/24
since Jan 2022
AS140979HostingChina Unicom IP network
210.22.242.0/24
since Jan 2022
AS140979HostingChina Unicom IP network
210.22.243.0/24
since Jan 2022
AS140979HostingChina Unicom IP network
210.22.244.0/24
since Jan 2022
AS140979HostingChina Unicom IP network
210.22.245.0/24
since Dec 2021
AS140979HostingChina Unicom IP network
210.22.246.0/24
since Dec 2021
AS140979HostingChina Unicom IP network
210.22.247.0/24
since Dec 2021
AS140979HostingChina 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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
210.21.0.0 - 210.22.255.255131,072UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.22.0.0/1665,536UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.22.240.0/2664shanghai-luoshi-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.240.64/2664shanghai-anquan-shengchanshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.240.128/2732shanghai-guzhang-chuli-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.240.160/2732shanghai-shunchang-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.240.192/2664shanghai-xunsu-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.241.0/25128shanghai-tuoshan-xugou-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.241.128/25128shanghai-zhixing-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.242.0/25128shanghai-xingzhi-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.242.128/25128shanghai-jizhong-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.243.0/25128shanghai-shengchan-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.243.128/25128shanghai-jiju-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.244.0/25128shanghai-xunluo-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.244.128/25128shanghai-xiexie-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.245.0/2664shanghai-xuanyang-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.245.64/2664shanghai-fangfan-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.245.128/25128shanghai-shouduan-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.246.0/2664shanghai-qianjin-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.246.64/2664shanghai-jiangjun-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.246.128/25128shanghai-anquanxinxi-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.247.0/2664shanghai-PE-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.247.64/2664shanghai-ceshi-shouli-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.22.247.128/25128shanghai-hangzhou-corpshanghai cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
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.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
China Unicom IP network
Range
210.21.0.0 - 210.22.255.255
Registration type
ALLOCATED PORTABLE
Origin network

AS17621

CN
Name
China Unicom Shanghai network
Type
Internet provider
Registered
Jan 18, 2001
Domain
chinaunicom.cn
Website
www.chinaunicom.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed