AS211843 TIANKAI-AS Nanjing Tiankai Information Technology Co.Ltd.

TIANKAI-AS Nanjing Tiankai Information Technology Co.Ltd. · registered in China

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in China#551largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#60,749of 79,396 networks with IPv4

IPv65 x /484 prefixes

CountryChina5,117 ASNs registered there

Open AS211843 in ASN lookup Look up an IP in this network (103.180.109.1) All networks in China

IPv4 prefixes

All 1 prefix, in address order.

103.180.109.0/24

IPv6 prefixes

All 4 prefixes.

2406:840:e666::/47
2a06:a005:a13::/48
2a0e:aa07:e01b::/48
2a0e:b107:12b::/48

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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