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Data as of Nov 5, 2026

211.101.40.0/21

No anonymizer space · no proxy exits in 30 days

China Unicom Beijing Province Network · space held by China Internet Network Information Center

Announcement
211.101.32.0/19
RPKI valid
Announced by
AS4808
Type
Business
58% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
211.94.0.0 - 211.103.255.255655,360CNNICChina Internet Network Information CenterALLOCATED PORTABLESep 4, 2008ipas@cnnic.cn
└ 211.101.0.0/1816,384DXTNETBeijing Teletron Telecom Engineering Co., Ltd.ALLOCATED PORTABLE—ipas@cnnic.cn
└ 211.101.40.0/212,048GZIHWThe Subnet of IHW NetworkASSIGNED NON-PORTABLE—ipas@cnnic.cn
via DXTNET
└ 211.101.40.0 - 211.101.40.9596CHEN-JI-CHAI-HONGBeijing Chen-JI-Chai-Hong CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.40.96/2732QIAN-WU-MINGBeijing Qian-WU-Ming CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.40.128 - 211.101.40.22396YI-WANG-QING-FANBeijing YI-Wang-Qing-FAN CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.40.224/2732XIN-JIE-TAOBeijing XIN-JIE-TAO CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.41.0 - 211.101.41.191192XIN-SHI-DUBeijing XIN-SHI-du CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.41.192/2664GAO-FANBeijing GAO-FAN CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.42.128/2732GAO-FANBeijing GAO-FAN CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.42.160 - 211.101.42.25596WEI-LAI-JI-YUANBeijing WEI-LAI-JI-Yuan CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.43.0/25128YONG-DE-XINGBeijing Yong-de-Xing CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.43.128/2732LU-FA-HAO-TIANBeijing LU-FA-HAO-Tian CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.43.160 - 211.101.43.25596LIAN-WU-ZHOUBeijing Lian-WU-Zhou CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.44.0/25128HUO-HONG-HONGBeijing HUO-Hong-Hong CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.44.128/2732KAI-XIN-SIBeijing KAI-XIN-SI CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.45.0 - 211.101.45.191192HUAN-YU-MAN-BUBeijing Huan-YU-MAN-BU CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.45.192/2664HAI-XIN-SIBeijing HAI-XIN-SI CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.46.0/24256TA-PU-WANG-LUO-JI-SHUBeijing TA-PU-Wang-LUO-JI-SHU CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.47.0 - 211.101.47.9596AN-MING-YUAN-HEBeijing AN-Ming-Yuan-HE CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.47.96/2732LANG-SHA-YOUBeijing Lang-SHA-YOU CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.47.128 - 211.101.47.22396HE-YONG-XIANGBeijing HE-Yong-Xiang CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW
└ 211.101.47.224/2732DOU-DIAN-CHONG-LANGBeijing DOU-Dian-Chong-Lang CO.LTDASSIGNED NON-PORTABLE—ipas@cnnic.cn
via GZIHW

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

2,048 addresses
TypeAddressesShareRanges
Business1,18458%17
Residential86442%4

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 211.101.32.0/19

Prefix
211.101.32.0/19
Announced by
AS4808 China Unicom Beijing Province Network
Type
Residential
RPKI
RPKI valid
Netname
DXTNET
Registrant
Beijing Teletron Telecom Engineering Co., Ltd.
RIR
APNIC
IPv4 market

Holder

Holder in the market →
Organization
China Internet Network Information Center
Range
211.94.0.0 - 211.103.255.255
Registration type
ALLOCATED PORTABLE
Origin network

AS4808

CN
Name
China Unicom Beijing Province Network
Type
Internet provider
Registered
Jan 9, 1996
Domain
chinaunicom.cn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed