Registered organisation
Optical Structural Network Ltd.
Address space registered to Optical Structural Network Ltd., 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 ARIN and LACNIC do not publish theirs, so holders in North and South America are largely missing here.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
22,272
IPv6 /64s
-
Registered blocks
7
Countries
2
What this tells you
- Holds 22,272 IPv4 addresses across 7 registered blocks.
- Announced by 9 networks, the largest being AS39246 Optical Structural Network Ltd. at 55% of the IPv4 space.
- Its space resolves to 2 countries, mostly Bulgaria (94% of the IPv4 space).
Networks announcing this space
| Network | IPv4 share | |
|---|---|---|
| AS39246 Optical Structural Network Ltd. | 55% | |
| AS41313 "NOVATEL" EOOD | 5% | |
| AS39396 NBI Systems Ltd. | 5% | |
| AS62323 DragoNET - Lyuba Pesheva | 2% | |
| AS8628 KREMAK EOOD | 1% | |
| AS209362 AELIA 88 Ltd | 1% | |
| AS31287 IPACCT CABLE Ltd | 1% | |
| AS47872 Sofia Connect EAD | 1% | |
| Everything else, including space not announced (1 more) | 29% |
Countries this space resolves to
| Country | IPv4 share | |
|---|---|---|
| Bulgaria | 94% | |
| North Macedonia | 6% |
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.