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Data as of Nov 6, 2026

210.77.140.0/24

No anonymizer space · no proxy exits in 30 days

IDC, China Telecommunications Corporation · space held by China Internet Network Information Center

Announcement
210.77.128.0/19
RPKI valid
Announced by
AS23724
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
210.77.128.0/1732,768CNNICChina Internet Network Information CenterALLOCATED PORTABLE—ipas@cnnic.cn
└ 210.77.128.0/198,192CHINA-21VIANET21ViaNet(China),Inc.ALLOCATED PORTABLE—ipas@cnnic.cn
└ 210.77.136.0/212,048A1DIAL-NET21 ViaNet (China),Inc.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via CHINA-21VIANET

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 210.77.128.0/19

Prefix
210.77.128.0/19
Announced by
AS23724 IDC, China Telecommunications Corporation
Type
Hosting
RPKI
RPKI valid
Netname
CHINA-21VIANET
Registrant
21ViaNet(China),Inc.
RIR
APNIC
IPv4 market

Holder

Holder in the market →
Organization
China Internet Network Information Center
Range
210.77.128.0/17
Registration type
ALLOCATED PORTABLE
Origin network

AS23724

CN
Name
IDC, China Telecommunications Corporation
Type
Hosting
Registered
Apr 22, 2003
Domain
chinatelecom.cn
Spamhaus ASN-DROP
not listed