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Data as of Nov 5, 2026

218.57.131.0/24

No anonymizer space · no proxy exits in 30 days

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

Announcement
this exact prefix
RPKI valid
Announced by
AS4837
Type
Business
94% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
218.56.0.0/15
since May 2005
AS4837Residential508
32 always on
China Unicom Shandong 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
218.56.0.0/14262,144UNICOM-SDChina Unicom Shandong province networkALLOCATED PORTABLE—hqs-ipabuse@chinaunicom.cn
└ 218.57.131.0/2816SDBT-EDUShandong Boradcast & TV UniversityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.16/298JNCCP-GOVChinese Communist Party Jinan Committee officeASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.24/298JNPOST2-GOVJinan post bureauASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.32/298SDAB-COMShandong Aishuren books corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.40/298SDTAIGU-COMShandong Taigu airplane engineering corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.48/298SDDI-ORGShandong Dermatosis InstituteASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.64/2732JNDATA-COMJinan data bureau NOCASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.96/2732SDCOAL-ORGShandong coal industry information centerASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.128/304CNTSD-COMChina New technology company Shandong stock branchASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.132/304SDGA-GOVShandong gongantingASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.136/298INTEL-JNIntel (China) corporation Jinan branchASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.144/2816LANGCHAO-COMLangchao group corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.160/298CNBQ-COMChina BQ groupASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.168/298JNPOST3-GOVJinan post bureauASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.176/298HUAXIASTOCK-COMHuaxia stock corporation Jinan branchASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.184/304SDTYH-COMShandong Tianyeheng Fangwei corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.188/304LIANQIAO-COMLianqiao computer technology corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.192/298PANASONIC-JNPanasonic corporation Jinan branchASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.200/298SDHISTORY-ORGShandong history officeASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.216/304JNJTCS-COMJinan Jitong customer servingASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.220/304JNJTCS2-COMJinan Jitong customer servingASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.224/304JNJTCS3-COMJinan Jitong customer servingASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.228/304SDST-ORGShandong science & technology academyASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.232/304SDBH-GOVShandong Board of healthASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.236/304JNJIEMAI-COMJinan Jiemai numerical control engineering corporationASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD
└ 218.57.131.240/2816SDCC-COMShandong communication corporation networks securityASSIGNED NON-PORTABLE—hqs-ipabuse@chinaunicom.cn
via UNICOM-SD

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
Business24094%26
Residential166.3%2

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