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AS5587
AS5587 ITILITY-LIMITED Itility Limited
ITILITY-LIMITED Itility Limited · registered in the United Kingdom
IPv4 addresses 121,856 13 prefixes · 0.004% of announced IPv4
Rank in United Kingdom #40 largest network in GB by IPv4 space, of 2,074 · 0.18% of GB
Rank worldwide #1,696 of 79,396 networks with IPv4
IPv6 8 x /32 (524,288 x /48) 1 prefixes
IPv4 prefixes
All 13 prefixes, in address order.
62.69.64.0/18 81.26.104.0/21 81.26.112.0/20 185.67.248.0/22 193.243.224.0/19 194.93.128.0/19 195.13.64.0/18 195.134.0.0/19 212.41.160.0/19 212.69.192.0/18 213.206.0.0/19 213.253.128.0/18 217.31.128.0/19
IPv6 prefixes
All 1 prefix.
Similar-sized networks in United Kingdom
ASN Name IPv4 addresses
AS15914 #37 British Airways plc131,072
AS60068 #38 CDN77 Datacamp Limited130,816
AS25369 #39 BANDWIDTH-AS Hydra Communications Ltd125,696
AS41354 #41 its-tg ITS Technology Group Limited117,248
AS214143 #42 skydigital-telecom SKYDIGITAL TELECOM LTD116,992
AS8586 #43 OBSL-AS TalkTalk Communications Limited108,032
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