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Data as of Nov 8, 2026

61.172.245.0/24

No anonymizer space · no proxy exits in 30 days

China Telecom (Group) · space held by Data Communication Division

Announcement
this exact prefix
RPKI valid
Announced by
AS4811
Type
Business
61% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
61.172.244.0/23
since Jul 2025
AS4811ResidentialData Communication Division
61.172.0.0/16
since May 2005
AS4812Residential29
2 always on
Data Communication Division

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
61.160.0.0/112,097,152CHINANET-CNData Communication DivisionALLOCATED PORTABLE—anti-spam@chinatelecom.cn
└ 61.172.0.0/15131,072CHINANET-SHCHINANET Shanghai province networkALLOCATED PORTABLE—anti-spam@chinatelecom.cn
└ 61.172.245.0/25128DKFDKFASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
└ 61.172.245.15/321SHANGHAI-PANTOSOFTShanghai Pantosoft Co., Ltd.ASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
via DKF
└ 61.172.245.194 - 61.172.245.21320NULLunknownASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINANET-SH
└ 61.172.245.217/321SHRXSHRXASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
└ 61.172.245.218/321SHRXSHRXASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
└ 61.172.245.219/321ZXXXZXXXASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
└ 61.172.245.220/312ZXXXZXXXASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn
└ 61.172.245.224/321ZJZJASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINANET-SH
└ 61.172.245.230/321ZJZJASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINANET-SH
└ 61.172.245.247/321DFJGJYDFJGJYASSIGNED NON-PORTABLE—anti-spam@chinatelecom.cn
via CHINANET-SH
└ 61.172.245.251/321SHRXSHRXASSIGNED NON-PORTABLE—shizhiming.sh@chinatelecom.cn

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

256 addresses
TypeAddressesShareRanges
Business15761%10
Residential9939%7

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Data Communication Division
Range
61.160.0.0/11
Registration type
ALLOCATED PORTABLE
Origin network

AS4811

CN
Name
China Telecom (Group)
Type
Internet provider
Registered
May 12, 1999
Domain
chinatelecom.com.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed