AS43872 Optinet U.K. Limited 🇬🇧 GB
Announcing 27 prefixes, seen at the RIS collectors.
IPv4 prefixes
20
10,496 (41 × /24)
IPv6 prefixes
7
56 × /32
Upstreams
4
transit providers observed
Peers
9
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS43872
- Name
- Optinet U.K. Limited
- Organisation
- Optinet U.K.
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2016-12-20
- Network type
- Cable/DSL/ISP
- Traffic levels
- 50-100Gbps
- Scope
- Europe
- Peering policy
- Open
- Website
- https://optinet.co.uk
- Looking glass
- https://optinet.co.uk/support/looking-glass/
- PeeringDB
- net/12277
- Exchanges
- 2
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
27 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.253.252.0/22 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 45.136.108.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 84.38.246.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 89.222.48.0/21 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 89.222.56.0/22 v4 | RPKI valid | 40 | 3772143872 | 2026-09-18 |
| 89.222.60.0/23 v4 | RPKI valid | 41 | 3454943872 | 2026-09-18 |
| 89.222.62.0/23 v4 | RPKI valid | 41 | 34549646143872 | 2026-09-18 |
| 91.201.105.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 92.118.111.0/24 v4 | RPKI valid | 41 | 34549646143872 | 2026-09-18 |
| 176.101.169.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 185.183.20.0/22 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 185.187.61.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 185.253.176.0/22 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 193.105.189.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 193.247.94.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 193.247.101.0/24 v4 | RPKI valid | 42 | 3454943872 | 2026-09-18 |
| 193.247.103.0/24 v4 | RPKI valid | 41 | 34549646143872 | 2026-09-18 |
| 193.247.165.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 195.234.28.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 217.198.183.0/24 v4 | RPKI valid | 41 | 3772143872 | 2026-09-18 |
| 2a0b:180::/29 v6 | RPKI valid | 34 | 34549646143872 | 2026-09-18 |
| 2a0d:1e80::/29 v6 | RPKI valid | 34 | 3454917443872 | 2026-09-18 |
| 2a10:c740::/29 v6 | RPKI valid | 34 | 34549129943872 | 2026-09-18 |
| 2a10:c7c0::/29 v6 | RPKI valid | 34 | 34549129943872 | 2026-09-18 |
| 2a10:c8c0::/29 v6 | RPKI valid | 34 | 34549129943872 | 2026-09-18 |
| 2a10:c9c0::/29 v6 | RPKI valid | 34 | 34549129943872 | 2026-09-18 |
| 2a10:cac0::/29 v6 | RPKI valid | 34 | 34549646143872 | 2026-09-18 |