Longest Match / Organisations

Registered organisation

Level 3 Communications, Inc.

Address space registered to Level 3 Communications, Inc., 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
32,768
IPv6 /64s
4,294,967,297
Registered blocks
2
Countries
7

What this tells you

  • Holds 32,768 IPv4 addresses and 4,294,967,297 IPv6 /64 networks across 2 registered blocks.
  • Announced by 6 networks, the largest being AS3549 Lumen (fka. Global Crossing) at 95% of the IPv4 space.
  • Its space resolves to 7 countries, mostly Australia (60% of the IPv4 space).

Networks announcing this space

NetworkIPv4 shareIPv6 share
AS3549 Lumen (fka. Global Crossing)95%-
AS3356 Lumen (Level 3)2%100%
AS4373 Online Computer Library Center0.8%-
AS18994 Laboratory Corporation of America0.8%-
AS63168 T. Rowe Price Associates, INC.0.8%-
AS399734 Clarivate Analytics (US) LLC0.8%-

Countries this space resolves to

CountryIPv4 shareIPv6 share
Australia60%-
Japan25%-
Hong Kong14%-
Singapore1%-
United States<0.1%100%
Everything else, including space we cannot place (2 more)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.