AS397989 City of Portsmouth, Virginia

COP-CH - City of Portsmouth, Virginia · registered in the United States

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in United States#12,394largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#58,378of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS397989 in ASN lookup Look up an IP in this network (198.252.252.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

198.252.252.0/23

Similar-sized networks in United States

ASNNameIPv4 addresses

AS397957#12391 EMEA-PUBLIC - HEWLETT PACKARD ENTERPRISE COMPANY512

AS397975#12392 BRITEFISH-01 - Realnets512

AS397979#12393 AIRMAX-1 - Airmax512

AS397998#12395 TGNA-WNEP - TEGNA Inc.512

AS397999#12396 TGNA-WPMT - TEGNA Inc.512

AS398000#12397 TGNA-WTIC - TEGNA 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