Home
/
ASN directory
/
AS63570
AS63570 China Internet Network Information Center
AS63570-41 - China Internet Network Information Center · registered in China
IPv4 addresses 2,048 2 prefixes · <0.001% of announced IPv4
Rank in China #326 largest network in CN by IPv4 space, of 601 · <0.01% of CN
Rank worldwide #21,768 of 79,396 networks with IPv4
IPv6 1 x /32 (65,536 x /48) 1 prefixes
Country China 5,117 ASNs registered there
IPv4 prefixes
All 2 prefixes, in address order.
36.255.128.0/22 103.209.136.0/22
IPv6 prefixes
All 1 prefix.
Other ASNs named China Internet Network Information Center
8 other networks use the same organisation name; together with AS63570 they announce 11,264 IPv4 addresses.
ASN Name IPv4 addresses
AS151300 AS151300-85 - China Internet Network Information Center CN 6,144 AS137745 AS137745-37 - China Internet Network Information Center CN 1,024 AS137746 AS137746-38 - China Internet Network Information Center CN 768 AS151243 AS151243-28 - China Internet Network Information Center CN 512 AS131541 AS131541-61 - China Internet Network Information Center CN 256 AS151245 AS151245-30 - China Internet Network Information Center CN 256 AS151284 AS151284-69 - China Internet Network Information Center CN 256 AS137721 AS137721-13 - China Internet Network Information Center CN IPv6 only
Similar-sized networks in China
ASN Name IPv4 addresses
AS59083 #323 KHTech - Shanghai Kuanhui Tech. Co.,ltd2,304 AS138570 #324 CT-Anqing-IDC - China Telecom2,304 AS38255 #325 FITI-AS-AP - China Education and Research Network (CERNET)2,048 AS63620 #327 HUABOtechNET - ShenZhen HuaBo Technology Develop Co., Ltd.2,048 AS136189 #328 OPERA-AS-AP - Opera Software Technology (Beijing) Co., Ltd.2,048 AS24489 #329 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North2,048
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