AS37936 15F,Ideal Plaza No.58 Bei Si Huan Xi Road

SINA - 15F,Ideal Plaza No.58 Bei Si Huan Xi Road · registered in China

IPv4 addresses1,2804 prefixes · <0.001% of announced IPv4

Rank in China#366largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#28,060of 79,396 networks with IPv4

IPv635 x /485 prefixes

CountryChina5,117 ASNs registered there

Open AS37936 in ASN lookup Look up an IP in this network (36.51.224.1) All networks in China

IPv4 prefixes

All 4 prefixes, in address order.

36.51.224.0/23
36.51.226.0/24
36.51.248.0/24
36.51.254.0/24

IPv6 prefixes

All 5 prefixes.

2400:89c0:1130::/44
2400:89c0:2100::/48
2400:89c0:2200::/48
2400:89c0:3010::/44
2400:89c0:6100::/48

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ASNNameIPv4 addresses

AS139118#363 RuguInfo - Shanghai Rugu Info&Tech Co.,Ltd.1,536

AS9405#364 TPS-CN-AS - Test platform Service Center1,280

AS149979#365 ChinaNet-Hunan-Across-region-IDC - China Telecom1,280

AS136198#367 ChinaNet-Guangdong-Yuexi-MAN - CHINANET Guangdong province Yuexi MAN network1,280

AS18245#368 Founderbn - CNNIC1,280

AS58518#369 CHINATELECOM-CDMANetwork-BG-Guangzhou - China Telecom1,280

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