AS56156 Vietnam Internet Network Information Center

VNNIC-AS-AP - Vietnam Internet Network Information Center · registered in Vietnam

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Vietnam#137largest network in VN by IPv4 space, of 539 · <0.01% of VN

Rank worldwide#35,844of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryVietnam551 ASNs registered there

Open AS56156 in ASN lookup Look up an IP in this network (117.122.112.1) All networks in Vietnam

IPv4 prefixes

All 1 prefix, in address order.

117.122.112.0/22

IPv6 prefixes

All 1 prefix.

2001:dc8:4000::/48

Other ASNs named Vietnam Internet Network Information Center

3 other networks use the same organisation name; together with AS56156 they announce 5,120 IPv4 addresses.

ASNNameIPv4 addresses

AS24066VNNIC-AS-VN - Vietnam Internet Network Information Center VN2,048

AS23962VNIX-AS-VN - Vietnam Internet Network Information Center VN1,024

AS24089VNNIC-AS-AP - Vietnam Internet Network Information Center VN1,024

Similar-sized networks in Vietnam

ASNNameIPv4 addresses

AS38737#134 VNNIC-AS-VN - Vietnam Internet network information center (VNNIC)1,024

AS55306#135 AGRIBANK-AS-VN - Vietnam bank for Agriculture anh Rural Development1,024

AS55308#136 MOF-VN - Department of Information Technology and Digital Transformation - Ministry of Finance1,024

AS63734#138 GREENCLOUDVPS-AS-VN - 365 Online technology joint stock company1,024

AS63739#139 VIETPN-AS-VN - VIETPN Company Limited1,024

AS63752#140 PTO-KHCN-VN - Department of Science and Technology of Phu Tho province1,024

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