Data as of Nov 6, 2026

220.231.32.0/21

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

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
220.231.32.0/24 since Aug 2021	AS23844	Hosting	Beijing Sinnet Technology Co., Ltd.

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
220.231.32.0/19	8,192	SINNET	Beijing Sinnet Technology Co., Ltd.	ALLOCATED PORTABLE	—	ipas@cnnic.cn
└ 220.231.32.16/29	8	KXLJG	American KeXiLun Laser Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.24/29	8	RZL	BeiJing RongZhiLian Science and Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.32/28	16	ZJDM	ZhongJingDeMei International Giggit Deputize Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.48/28	16	RDZX	BeiJing RuiDeZaiXian Information Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.64/26	64	GJFD	Beijing International Restaurant	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.128/28	16	WSCX	WenSiChuangXin Software Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.144/29	8	GJBDT	ShangHai GuanJie Semiconductor Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.152/29	8	ZGY	ZhongGuangYa Broadcast Information Network Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.160/27	32	THHY	Beijing TianHaiHongYe International Software Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.192/27	32	GZL	GangZhongLv International Travel Agency Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.224/28	16	LCSJ	Beijing LangChaoShiJie information & Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.240/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.32.248/29	8	WSCX	WenSiChuangXin Software Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.0/28	16	CSTL	Beijing ChuangShiTongLan Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.16/28	16	HRKJ	Beijing HuiRen Technology Development Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.32/28	16	BFYY	Beijing BeiFangYaYun Information Center	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.48 - 220.231.33.79	32	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.80/28	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.96/27	32	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.128/29	8	FSDST	Fuji TV station Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.136/29	8	YXDL	Beijing YingXunDongLi Technology Development Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.144/29	8	HYXD	Beijing HongYuanXunDa Communication Equipment Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.216 - 220.231.33.231	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.232 - 220.231.33.247	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.33.248/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.0/25	128	AMGG	ShangHai AoMei Advertisement Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.128/28	16	DBS	DaBiSi Advertisement Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.144/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.152/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.160/28	16	FSYSKB	Beijing FeiSenYouSiKaBi Medication Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.176/29	8	DHZX	Beijing DongHai Real Estate Management Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.184/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.192/28	16	SIEMENS	Siemens China Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.208/29	8	YWZL	Beijing YaWeiZhongLian Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.216/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.224/28	16	ZDSL	Beijing ZhongDianSaiLong Communications Research Centre Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.34.240/28	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.0/26	64	GCGC	Process Project Academe for the China Academy of Sciences	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.64/28	16	RWK	Beijing RuiWeiKe International Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.80/28	16	YNDSG	The Embassy of Indonesia	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.96/27	32	XHCT	XinHuaCaiTong Investment Consultation Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.128/28	16	JNXX	Beijing JiaNeng Information Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.144/28	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.160/29	8	KTWX	Beijing KaiTaiWangXun Science and Technology Exploitation Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.168/29	8	MGYSJ	American Compressor Control Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.176/28	16	SJLH	Beijing ShiJiLiHua Science and Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.192/29	8	SOGO	Beijing XuanWu District City Construct Exploitation Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.200 - 220.231.35.215	16	FERM	ShangHai FeiErMa Information & Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.216 - 220.231.35.247	32	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.35.248/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.0/27	32	KAND	Beijing KeAnDe Network Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.32/30	4	MHX	ShangHai MeiHuanXie Consultation Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.36/30	4	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.40/29	8	MZSYH	Beijing MeiZuiShi Foreign Firm	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.48 - 220.231.36.79	32	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.80 - 220.231.36.111	32	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.112/28	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.128/27	32	RBHW	Beijing RuiBoHuiWang Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.160 - 220.231.36.223	64	YXT	Beijing YueXiuTong Communicate & Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.36.224/27	32	YBZG	YiBei China Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.0/29	8	ELSDSG	The Embassy of Russia	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.8/29	8	KAND	Beijing KeAnDe Network Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.16/28	16	KAND	Beijing KeAnDe Network Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.32/27	32	KAND	Beijing KeAnDe Network Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.64/29	8	ELSSW	The Business Centre of Russia in Beijing	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.72/29	8	DHGY	Beijing YinDa Real Estate Management Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.80/29	8	JSL	American JiShiLi Instrument Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.88/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.96/29	8	FGZDH	Beijing FaGe Automatization Equipment Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.104/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.112/28	16	POSRI	Korea POSRI Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.128/28	16	YXT	Beijing YueXiuTong Communications Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.144/28	16	HFZ	Beijing HuiFengZhou Investment Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.160/28	16	RTDL	Beijing RuanTongDongLi Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.176/29	8	HBZJ	The Foreign Cooperate Centre of China Environment Protect Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.184/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.192/29	8	JSL	American JiShiLi Instrument Co., Ltd Beijing Office	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.200 - 220.231.37.215	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.216/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.224/29	8	ZRZY	Beijing ZhongRuanZiYuan Information & Technology Service Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.232 - 220.231.37.247	16	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED NON-PORTABLE	—	ipas@cnnic.cn via SINNET
└ 220.231.37.248/29	8	GHXW	Beijing GuangHuanXinWang Digital Technology Co., Ltd	ASSIGNED 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

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS23724

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

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
220.231.32.0/21	AS23724	/21	APNIC	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS23724	RADB	China Telecom Beijing Co. Ltd.	MAINT-AS23724	Apr 22, 2026

220.231.32.0/21

Announcements

Announcements inside

Registrations in this block

Network & registry

AS23724

Who has announced this prefix

Routing history

History

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact