LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

218.21.48.0/20

No anonymizer space · no proxy exits in 30 days

China Telecom · space held by CHINANET network

Announcement
this exact prefix
RPKI valid
Announced by
AS4134
Type
Residential
>99% of it

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
218.21.0.0/1732,768CHINANETCHINANET networkALLOCATED PORTABLE—[email protected]
└ 218.21.48.0/204,096CHINANET-CQCHINANET Chongqing province networkALLOCATED NON-PORTABLE—[email protected]
via CHINANET
└ 218.21.58.186/321CTC-CQ-WZ-ZILAISHUIGONGSIZILAISHUIGONGSIASSIGNED NON-PORTABLE—[email protected]
via CHINANET-CQ

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
TypeAddressesShareRanges
Residential4,095>99%2
Business10.02%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
CHINANET network
Range
218.21.0.0/17
Registration type
ALLOCATED PORTABLE
Reallocated to
CHINANET Chongqing province network
Reallocated range
218.21.48.0/20
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS4134

CN
Name
China Telecom
Type
Internet provider
Registered
Aug 1, 2002
Domain
chinatelecom.com.cn
Website
en.chinatelecom.com.cn/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed