LAYER3 INTEL
Get started
Sign in
Data as of Nov 8, 2026

210.21.239.32/27

No anonymizer space · no proxy exits in 30 days

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

Announcement
210.21.192.0/18
RPKI valid
Announced by
AS17623
Type
Business
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
210.21.0.0 - 210.22.255.255131,072UNICOM-CNChina Unicom IP networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.21.0.0/1665,536UNICOM-CNChina Unicom IP networkASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 210.21.192.0/1816,384SHENZHEN-CNCshenzhen branch, china netcom corpALLOCATED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-CN
└ 210.21.239.32/2732shenzhen-zhongyou-mansionshenzhen cityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via SHENZHEN-CNC

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
Announced by

Covering announcement 210.21.192.0/18

Prefix
210.21.192.0/18
Announced by
AS17623 China Unicom Shenzen network
Type
Residential
Proxy exits
25
Always-on exits
1
RPKI
RPKI valid
Netname
SHENZHEN-CNC
Registrant
shenzhen branch, china netcom corp
RIR
APNIC
IPv4 market

Holder

Holder in the market →
Organization
China Unicom IP network
Range
210.21.0.0 - 210.22.255.255
Registration type
ALLOCATED PORTABLE
Reallocated to
shenzhen branch, china netcom corp
Reallocated range
210.21.192.0/18
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS17623

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