Longest Match / Organisations

Registered organisation

Cogent Communications Group LLC

Address space registered to Cogent Communications Group LLC, and where it is announced from.

Registered holders come from the bulk whois that RIPE, APNIC and AFRINIC publish. ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.

IPv4 addresses
102,400
IPv6 /64s
4,294,967,297
Registered blocks
11
Countries
40

What this tells you

  • Holds 102,400 IPv4 addresses and 4,294,967,297 IPv6 /64 networks across 11 registered blocks.
  • Announced by 60 networks, the largest being AS174 Cogent Communications, LLC at 30% of the IPv4 space.
  • Its space resolves to 40 countries, mostly United Kingdom (34% of the IPv4 space).

Networks announcing this space

NetworkIPv4 shareIPv6 share
AS174 Cogent Communications, LLC30%100%
AS48945 OPEN FIBRE NETWORKS (WHOLESALE) LIMITED24%-
AS198545 FLEX NETWORK SARL14%-
AS206119 Veganet Teknolojileri ve Hizmetleri LTD STI7%-
AS208905 Exelera Telecom Ltd2%-
AS47600 RUBIX DATACENTER SAS2%-
AS209193 SUPER CELL NETWORK FOR INTERNET SERVICES LTD2%-
AS213671 Vision Fibre Media Ltd.2%-
AS198239 OLLINK SARL0.5%<0.1%
Everything else, including space not announced (51 more)16%<0.1%

Countries this space resolves to

CountryIPv4 shareIPv6 share
United Kingdom34%2%
France24%48%
United States15%50%
Türkiye10%-
Spain3%<0.1%
Germany3%<0.1%
Israel3%-
Iraq2%-
Netherlands0.6%<0.1%
Belgium0.3%<0.1%
Everything else, including space we cannot place (30 more)4%<0.1%

Holding a block is a registry fact, not a physical one. The organisation named here is who the block is assigned to, which is often a customer of the network operator announcing it.