Longest Match / Organisations

Registered organisation

Jens Zimperfeld

Address space registered to Jens Zimperfeld, 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 ARIN and LACNIC do not publish theirs, so space held in North and South America is largely unattributed here.

IPv4 addresses
256
IPv6 /64s
1,245,184
Registered blocks
5
Countries
5

What this tells you

  • Holds 256 IPv4 addresses and 1,245,184 IPv6 /64 networks across 5 registered blocks.
  • Announced by 2 networks, the largest being AS59570 Jens Zimperfeld at 100% of the IPv4 space.
  • Its space resolves to 5 countries, mostly Germany (97% of the IPv4 space).

Networks announcing this space

Space announced by a network covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.

NetworkIPv4 shareIPv6 share
AS59570 Jens Zimperfeld100%16%
AS34800 Securebit AG-84%

Countries this space resolves to

Space we can place in a country covers 100% of this holder's IPv4 space and 100% of its IPv6 space. The table below divides that space.

CountryIPv4 shareIPv6 share
Germany97%79%
Switzerland3%5%
United States-5%
Netherlands-5%
United Kingdom-5%

An operator of the same name runs networks of its own: see Jens Zimperfeld for the networks side of the same company.

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.

Every figure on this page is also JSON: /api/v2/directory/org/jens-zimperfeld. Breakdowns paginate from there, so a table showing the largest rows here returns all of them. Read the API.