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AS59717 ARCO-AS Arco Limited

ARCO-AS Arco Limited · registered in the United Kingdom

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4
Rank in United Kingdom#878largest network in GB by IPv4 space, of 2,074 · <0.01% of GB
Rank worldwide#27,542of 79,396 networks with IPv4
IPv68 x /32 (524,288 x /48)1 prefixes
CountryUnited Kingdom2,261 ASNs registered there

IPv4 prefixes

All 2 prefixes, in address order.

  • 45.80.124.0/22
  • 91.239.72.0/24

IPv6 prefixes

All 1 prefix.

  • 2a0e:4280::/29

Similar-sized networks in United Kingdom

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AS205311#880 Cambridge_Fibre_Networks Cambridge Fibre Networks Ltd.1,280
AS209318#881 NEBIC North East Business and Innovation Centre Limited1,280

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