AS151243 China Internet Network Information Center

AS151243-28 - China Internet Network Information Center · registered in China

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in China#510largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#55,262of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryChina5,117 ASNs registered there

Open AS151243 in ASN lookup Look up an IP in this network (163.52.28.1) All networks in China

IPv4 prefixes

All 1 prefix, in address order.

163.52.28.0/23

Other ASNs named China Internet Network Information Center

8 other networks use the same organisation name; together with AS151243 they announce 11,264 IPv4 addresses.

ASNNameIPv4 addresses

AS151300AS151300-85 - China Internet Network Information Center CN6,144

AS63570AS63570-41 - China Internet Network Information Center CN2,048

AS137745AS137745-37 - China Internet Network Information Center CN1,024

AS137746AS137746-38 - China Internet Network Information Center CN768

AS131541AS131541-61 - China Internet Network Information Center CN256

AS151245AS151245-30 - China Internet Network Information Center CN256

AS151284AS151284-69 - China Internet Network Information Center CN256

AS137721AS137721-13 - China Internet Network Information Center CNIPv6 only

Similar-sized networks in China

ASNNameIPv4 addresses

AS146810#507 HPE-SDWAN-SHC - Shanghai Hewlett-Packard Co. Ltd. Dalian Branch512

AS146814#508 HKUST-GZ - Hong Kong University of Science and Technology, Dongchung Town,512

AS149304#509 SQNTCL-AS-AP - Shenzhen Qiyi Network Technology Co., Ltd.512

AS151247#511 HSDC-CN - HSBC Software Development (Guangdong) Limited Shanghai Branch512

AS151263#512 JZKJ-NET - Juzhi technology co., ltd512

AS151277#513 CBINET - China Broadcast Network International Co.,Ltd512

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources