AS23025 City of St. Louis

ASNSTL - City of St. Louis · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#14,593largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#64,419of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS23025 in ASN lookup Look up an IP in this network (205.235.238.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

205.235.238.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS22980#14590 APOGEE-TELECOM-RESERVED - Apogee Telecom Inc.256

AS22991#14591 SPE-199-26-202 - SOCIETY OF PETROLEUM ENGINEERS (SPE), INC.256

AS23011#14592 CARRIERX-SD-01 - FreeConferenceCall.com256

AS23032#14594 FCS-INDUSTRIES-01 - FCS Industries256

AS23037#14595 HCACA-RMCANNISTON-1 - Northeast Alabama Regional Medical Center256

AS23041#14596 PENNHIGHLANDSCC - Pennsylvania Highlands Community College256

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