Registered organisation
Tampere University Foundation
Address space registered to Tampere University Foundation, 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
212,224
IPv6 /64s
196,610
Registered blocks
28
Countries
2
What this tells you
- Holds 212,224 IPv4 addresses and 196,610 IPv6 /64 networks across 28 registered blocks.
- Announced by 5 networks, the largest being AS1926 Tampere University Foundation at 62% of the IPv4 space.
- Its space resolves to 2 countries, mostly Finland (99% of the IPv4 space).
Networks announcing this space
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS1926 Tampere University Foundation | 62% | - | |
| AS1741 CSC - Tieteen tietotekniikan keskus Oy | 10% | 100% | |
| AS204279 Eltrona Interdiffusion S.A. | 1.0% | - | |
| AS51164 Knowit Solutions Oy | 0.1% | - | |
| AS29432 TREX Regional Exchanges Oy | 0.1% | - | |
| Not announced to the internet | 27% | - |
Countries this space resolves to
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Finland | 99% | 100% | |
| Luxembourg | 1.0% | - |
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.