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Data as of Nov 5, 2026

218.28.223.0/24

No anonymizer space · no proxy exits in 30 days

CHINA UNICOM China169 Backbone · space held by China Unicom Henan province network

Announcement
this exact prefix
RPKI valid
Announced by
AS4837
Type
Business
97% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
218.28.0.0/15
since May 2005
AS4837Residential468
33 always on
China Unicom Henan province 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
218.28.0.0/15131,072UNICOM-HAChina Unicom Henan province networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 218.28.223.0/2816HA-ZZ-RA-BUREAUXZhengzhou Realestate Administration BureauxASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.16/2816HA-ZZ-ABSATSAgricultural Bank Science And Technology SectionASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.32/2732HA-ZZ-TC-CENTERHenan Traffic Communication CenterASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.64/298HA-ZZ-ZYXH-NETBARZhengzhou ZhongYanXinHe Ner BarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.72/298HA-ZZ-WILDCAT-NETBARZhengzhou Wildcat Ner BarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.80/304HA-ZZ-CNCZZFVS-CENTERCNC Zhengzhou Filiale Value-added Service CenterASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.84/304HA-ZZ-PLAITUGFPLA Information Technology University Graduate FacultyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.88/298HA-ZZ-NA1-NETBARZhengzhou New Age 1 Net BarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.96/2732HA-ZZ-CODIZhengzhou Committee Of Discipline InvestigationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.128/298HA-ZZ-LANBING-NETBARZhengzhou LanBing Net BarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.136/298HA-ZZ-HONGYUN-NETBARZhengzhou HongYun Net BarASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.144/298HA-ZZ-NFZQGFYHLZQYYB-CORPNFZQGFYHLZQYYB CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.152/298HA-ZZ-JDHLWSWFW-CORPJDHLWSWFW CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.160/298HA-ZZ-YFHLWSWFW-CORPYFHLWSWFW CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.168/304HA-ZZ-RENMJCY-GOVRENMJCY GovASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.172/304HA-ZZ-HTWLXTGCHL-CORPHTWLXTGCHL CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.176/298HA-ZZ-WWDHLWSWFW-CORPWWDHLWSWFW CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.184/298HA-ZZ-FANGZGYZ-CORPFANGZGYZ CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.192/298HA-ZZ-YTQCHYFYSWFWFGS-CORPYTQCHYFYSWFWFGS CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.200/298HA-ZZ-LLMHLWSWFW-CORPLLMHLWSWFW CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.208/298HA-ZZ-PABXJJFGS-CORPPABXJJFGS CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.216/298HA-ZZ-MINSZQZR-CORPMINSZQZR CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.224/2816HA-ZZ-ZHONGXQYDB-CORPZHONGXQYDB CorpASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA
└ 218.28.223.240/298HA-ZZ-JTXXWCJBGSHL-GOVJTXXWCJBGSHL GovASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-HA

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
Business24897%24
Residential83.1%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS4837

CN
Name
CHINA UNICOM China169 Backbone
Type
Internet provider
Registered
Sep 17, 2001
Domain
chinaunicom.cn
Website
www.chinaunicom.cn/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed