AS398446 Cooperative Connection, LLC

COOPERATIVE-CONNECTION-01 - Cooperative Connection, LLC · registered in the United States

IPv4 addresses24,5765 prefixes · <0.001% of announced IPv4

Rank in United States#1,943largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#5,503of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS398446 in ASN lookup Look up an IP in this network (72.251.128.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

72.251.128.0/19
143.246.152.0/21
158.62.224.0/19
167.254.96.0/20
209.25.224.0/21

IPv6 prefixes

All 1 prefix.

2605:d2c0::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS25720#1940 HONEYCOMB - Honeycomb Internet Services24,576

AS396956#1941 MLEC-ASN-1 - Meriwether Lewis Electric Cooperative24,576

AS398156#1942 ACE-FIBER-01 - ACE Fiber24,576

AS27338#1944 OTELCO-AL - GoNetSpeed24,576

AS63293#1945 FACEBOOK-OFFNET - Facebook, Inc.24,576

AS18463#1946 MILLPOND-NET-01 - Mill Pond Networks LLC24,576

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