AS64238 DNS-OARC

ASN-OARC - DNS-OARC · registered in the United States

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in United States#10,371largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#48,082of 79,396 networks with IPv4

IPv62 x /482 prefixes

CountryUnited States18,679 ASNs registered there

Open AS64238 in ASN lookup Look up an IP in this network (64.191.0.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

64.191.0.0/23

IPv6 prefixes

All 2 prefixes.

2001:470:f8::/48
2620:ff:c000::/48

Other ASNs named DNS-OARC

1 other network uses the same organisation name; together with AS64238 they announce 1,024 IPv4 addresses.

ASNNameIPv4 addresses

AS112AS112-PROJECT - DNS-OARC US512

Similar-sized networks in United States

ASNNameIPv4 addresses

AS50389#10368 PHOENIXNAP-DE PHOENIX NAP, LLC.512

AS54391#10369 CRUTCHFIELD - Crutchfield New Media LLC512

AS54496#10370 JFBC-AS - Johnson Ferry Baptist Church, Inc.512

AS202261#10372 NetDEF-CH Network Device Education Foundation Inc512

AS211019#10373 servers-guru Moula World LLC512

AS394302#10374 IAD-COLO - Qualcomm, Inc.512

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