Longest Match / Organisations

Registered organisation

Yahoo Inc.

Address space registered to Yahoo 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
221,696
IPv6 /64s
8,590,000,131
Registered blocks
34
Countries
9

What this tells you

  • Holds 221,696 IPv4 addresses and 8,590,000,131 IPv6 /64 networks across 34 registered blocks.
  • 33% of this organisation's IPv4 space is announced. The rest is registered to them and not currently routed.
  • Announced by 5 networks, the largest being AS56173 internet content provider at 17% of the IPv4 space.
  • Its space resolves to 9 countries, mostly United States (53% of the IPv4 space).

Networks announcing this space

NetworkIPv4 shareIPv6 share
AS56173 internet content provider17%-
AS10310 Yahoo Holdings Inc.15%100%
AS24376 Yahoo China Datacenter0.3%-
AS23879 INY Edge site0.1%-
AS23926 INZ Edge site0.1%-
Not announced to the internet67%<0.1%

Countries this space resolves to

CountryIPv4 shareIPv6 share
United States53%50%
Singapore17%-
Hong Kong16%-
Taiwan12%-
China2%-
Japan0.3%-
Australia<0.1%50%
Everything else, including space we cannot place (2 more)<0.1%<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.