AS139767 China Telecom Headquarters OA network

CHINANET-AS-OA - China Telecom Headquarters OA network · registered in China

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in China#565largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#61,698of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryChina5,117 ASNs registered there

Open AS139767 in ASN lookup Look up an IP in this network (42.99.63.1) All networks in China

IPv4 prefixes

All 1 prefix, in address order.

42.99.63.0/24

IPv6 prefixes

All 1 prefix.

240e:40:14::/48

Similar-sized networks in China

ASNNameIPv4 addresses

AS24310#562 NGDC-AS-AP - Net-Glyph Data Center256

AS58858#563 CNNIC-CRITICAL-AP - China Internet Network Infomation Center256

AS133465#564 DKU-AS-AP - Duke Kunshan University256

AS146771#566 CCBFT - CCB Fintech Co., Ltd.256

AS151058#567 CT-HAINAN - China Telecom256

AS151673#568 CHENXINYU-AS-AP - Chen Xinyu256

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