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AS208636 SDC SDC Hosting and Support Ltd

SDC SDC Hosting and Support Ltd · registered in the United Kingdom

IPv4 addresses1,2803 prefixes · <0.001% of announced IPv4
Rank in United Kingdom#944largest network in GB by IPv4 space, of 2,074 · <0.01% of GB
Rank worldwide#29,405of 79,396 networks with IPv4
IPv6noneno IPv6 routes announced
CountryUnited Kingdom2,261 ASNs registered there

IPv4 prefixes

All 3 prefixes, in address order.

  • 154.56.248.0/23
  • 185.253.89.0/24
  • 185.253.90.0/23

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses
AS206490#941 SOUTHENDBC-AS Southend-on-Sea City Council1,280
AS207310#942 cinos Cinos Communications Services Limited1,280
AS207765#943 Transit-Networks-Limited Transit Networks Limited1,280
AS208697#945 KMSL-AS Kellogg Management Services (Europe) Limited1,280
AS210101#946 cyber Cyber Pathogen Ltd1,280
AS210310#947 PCT-Pure-IP Daisy Communications Ltd1,280

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