AS23911 China Next Generation Internet Beijing IX

CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX · registered in China

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in China#446largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#46,460of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryChina5,117 ASNs registered there

Open AS23911 in ASN lookup Look up an IP in this network (210.25.187.1) All networks in China

IPv4 prefixes

All 2 prefixes, in address order.

210.25.187.0/24
210.25.189.0/24

IPv6 prefixes

All 1 prefix.

2001:252::/32

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ASNNameIPv4 addresses

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AS9818#445 IFLAB - Internet Finance Laboratory512

AS135426#447 ZTECORPORATION-AS-AP - ZTE Corporation512

AS136237#448 SSCTC-AS-AP - Shuangyu Communication Technology co.,Ltd.512

AS139090#449 WXEIMSC - Wuxi Education Information Management Service Center512

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