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Data as of Nov 8, 2026

203.187.180.0/22

No anonymizer space · no proxy exits in 30 days

IDC, China Telecommunications Corporation · space held by Beijing Sinnet Technology Co., Ltd.

Announcement
this exact prefix
RPKI valid
Announced by
AS23724
Type
Hosting
Risk
50 / 100 · Medium

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
203.187.160.0/198,192SINNETBeijing Sinnet Technology Co., Ltd.ALLOCATED PORTABLE—ipas@cnnic.cn
└ 203.187.180.0/24256ccghGreatwall GuanghuanASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.0/2816xsjrBeijing New World Software Co., Ltd.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.16/2816rsdsRuisai BuildingASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.32/298chxyBeijing Chenhao New Business Airline Service LtdASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.40/298jydsJinyu BuildingASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.48/2816zxyjBeijing Zhangxun Perspective Digital Information Technology LtdASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.64/2664thsjBeijing Tianhong Century Science & Technology Co., Ltd.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.182.128/25128cnmyBeijing Chaoneng Trade LtdASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.0/2816srdsruisai buildingASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.16/2816sxkzBeijing panasonic cortrol setting Ltd.CoASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.32/2816jydsLinyu BuildingASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.48/2816zgyybChina curative newspaperASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.64/2664spirentSpirent Communications (Asia) Ltd.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.128/304jslyqjishili apparatus companyASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.132/304lzszBeijing lingzhi fashionable dress Ltd.coASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.136/298gklqBeijing gaoke asphaltum disquisition center Ltd.coASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.144/2816kjxxBeijing kaijuan information Ltd.coASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.160/2816slxBeijing suoluoxun network Ltd.coASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.176/2816mybxBeijing Mingya insurance economy Ltd.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.192/2732jhsmJinhang Digital Ltd.ASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET
└ 203.187.183.224/2732szfcShenzhou fengcai invest manage Co,ltdASSIGNED NON-PORTABLE—ipas@cnnic.cn
via SINNET

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS23724

CN
Name
IDC, China Telecommunications Corporation
Type
Hosting
Registered
Apr 22, 2003
Domain
chinatelecom.cn
Spamhaus ASN-DROP
not listed