AS13501 OARnet

OARNET-AS-2 - OARnet · registered in the United States

IPv4 addresses1,5365 prefixes · <0.001% of announced IPv4

Rank in United States#6,950largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#26,469of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS13501 in ASN lookup Look up an IP in this network (192.148.240.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

192.148.240.0/24
192.148.247.0/24
192.148.248.0/23
192.148.250.0/24
192.157.5.0/24

Other ASNs named OARnet

2 other networks use the same organisation name; together with AS13501 they announce 911,096 IPv4 addresses.

ASNNameIPv4 addresses

AS600OARNET-AS - OARnet US899,548

AS3112OARNET-AS-1 - OARnet US10,012

Similar-sized networks in United States

ASNNameIPv4 addresses

AS12239#6947 BLOOMINGTON-SD87 - Bloomington Public School District No. 871,536

AS13453#6948 DSRGLOBAL-COM - DIVERSIFIED SYSTEMS RESOURCES, LTD1,536

AS13481#6949 AMS-AGD-PR - HEWLETT PACKARD ENTERPRISE COMPANY1,536

AS13517#6951 BAKER-MCKENZIE - Baker & McKenzie1,536

AS13624#6952 SNC-SPARKS - Sierra Nevada Corporation1,536

AS13626#6953 WALGREENS - Walgreens Co1,536

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