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AS48254
AS48254 TWENTYI 20i Limited
TWENTYI 20i Limited · registered in the United Kingdom
IPv4 addresses 6,144 11 prefixes · <0.001% of announced IPv4
Rank in United Kingdom #379 largest network in GB by IPv4 space, of 2,074 · <0.01% of GB
Rank worldwide #12,330 of 79,396 networks with IPv4
IPv6 14 x /48 6 prefixes
IPv4 prefixes
All 11 prefixes, in address order.
45.8.224.0/22 46.247.89.0/24 46.247.90.0/23 185.146.164.0/22 185.151.28.0/22 193.176.16.0/23 194.38.52.0/23 194.38.54.0/24 213.155.3.0/24 213.155.4.0/23 213.155.6.0/24
IPv6 prefixes
All 6 prefixes.
2a07:7800::/46 2a07:7800:5::/48 2a07:7800:6::/48 2a07:7800:8::/47 2a07:7800:10::/46 2a07:7800:14::/47
Similar-sized networks in United Kingdom
ASN Name IPv4 addresses
AS42344 #376 CC-AS Subtopia Ltd6,144
AS199283 #377 UKSCOMMS-AS STRUCTURED COMMUNICATIONS LIMITED6,144
AS59895 #378 BINARYRACKS-AS Binary Racks Limited6,144
AS21470 #380 SWISP-AS South West Communications Group Ltd6,144
AS28780 #381 PCMS-AS Flooid limited6,144
AS29016 #382 PEARSON-EMEA Pearson Shared Services Ltd6,144
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