AS203938 SAMUEL-COSGROVE Samuel Cosgrove

SAMUEL-COSGROVE Samuel Cosgrove · registered in the United Kingdom

IPv4 addresses1,0244 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#1,134largest network in GB by IPv4 space, of 2,074 · <0.01% of GB

Rank worldwide#39,958of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited Kingdom2,261 ASNs registered there

Open AS203938 in ASN lookup Look up an IP in this network (136.175.222.1) All networks in United Kingdom

IPv4 prefixes

All 4 prefixes, in address order.

136.175.222.0/24
163.123.192.0/24
163.123.194.0/24
205.220.227.0/24

Other ASNs named SAMUEL-COSGROVE Samuel Cosgrove

1 other network uses the same organisation name; together with AS203938 they announce 1,280 IPv4 addresses.

ASNNameIPv4 addresses

AS6540SAMUEL-COSGROVE Samuel Cosgrove GB256

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses

AS203573#1131 tmcs Tailor Made Technologies Ltd1,024

AS203582#1132 mts M-Tech Systems Ltd1,024

AS203614#1133 NEXTTRANSLATE-AS NEXTTRANSLATE LTD1,024

AS204116#1135 HOSTRELAY-AS HOSTRELAY GLOBAL LTD1,024

AS204236#1136 uk-div011 Daniel Ionita1,024

AS204247#1137 ASDA-UK-AS Asda Stores Limited1,024

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