Registered organisation
Technische Hochschule Ulm
Address space registered to Technische Hochschule Ulm, 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
65,536
IPv6 /64s
65,537
Registered blocks
2
Countries
2
What this tells you
- Holds 65,536 IPv4 addresses and 65,537 IPv6 /64 networks across 2 registered blocks.
- Announced by 2 networks, the largest being AS553 BelWü at 97% of the IPv4 space.
- Its space resolves to 2 countries, mostly Germany (97% of the IPv4 space).
Networks announcing this space
| Network | IPv4 share | IPv6 share | |
|---|---|---|---|
| AS553 BelWü | 97% | 100% | |
| AS8075 Microsoft Corporation | 3% | - |
Countries this space resolves to
| Country | IPv4 share | IPv6 share | |
|---|---|---|---|
| Germany | 97% | 100% | |
| Netherlands | 3% | - |
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.