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AS131123
AS131123 Vietnam Internet network information center (VNNIC)
VNNIC-4-BYTE-AS-VN - Vietnam Internet network information center (VNNIC) · registered in Vietnam
IPv4 addresses 256 1 prefixes · <0.001% of announced IPv4
Rank in Vietnam #499 largest network in VN by IPv4 space, of 539 · <0.01% of VN
Rank worldwide #61,554 of 79,396 networks with IPv4
IPv6 1 x /48 1 prefixes
Country Vietnam 551 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
IPv6 prefixes
All 1 prefix.
Other ASNs named Vietnam Internet network information center (VNNIC)
7 other networks use the same organisation name; together with AS131123 they announce 6,912 IPv4 addresses.
ASN Name IPv4 addresses
AS23902 VNNIC-AS-VN - Vietnam Internet network information center (VNNIC) VN 2,048 AS23899 VNIX-AS-VN - Vietnam Internet network information center (VNNIC) VN 1,024 AS38736 VNNIC-AS-VN - Vietnam Internet network information center (VNNIC) VN 1,024 AS38737 VNNIC-AS-VN - Vietnam Internet network information center (VNNIC) VN 1,024 AS131415 VNNIC-AS-VN - Vietnam Internet network information center (VNNIC) VN 1,024 AS45554 VNNICANYCASTDNS-AS-VN - Vietnam Internet network information center (VNNIC) VN 256 AS131122 VNNIC-4-BYTE-AS-VN - Vietnam Internet network information center (VNNIC) VN 256
Similar-sized networks in Vietnam
ASN Name IPv4 addresses
AS24035 #496 MOFA-AS-VN - Ministry of Foreign Affairs of Vietnam - MOFA256 AS45554 #497 VNNICANYCASTDNS-AS-VN - Vietnam Internet network information center (VNNIC)256 AS131122 #498 VNNIC-4-BYTE-AS-VN - Vietnam Internet network information center (VNNIC)256 AS131124 #500 NHCSXH-AS-VN - Vietnam Bank For Social Policies256 AS131131 #501 VNNIC-AS-VN - VNNIC-AS-VN256 AS149146 #502 VNETKIWON-VN - VNETKIWON SECURITY CO., LTD256
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