AS12663 Fastweb SpA 🇮🇹 IT
Announcing 174 prefixes, seen at the RIS collectors.
IPv4 prefixes
172
510,976 (1,996 × /24)
IPv6 prefixes
2
32 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS12663
- Name
- Fastweb SpA
- Organisation
- Fastweb SpA
- Country
- 🇮🇹 IT
- RIR
- RIPENCC
- Allocated
- 1999-09-17
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
174 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 37.25.128.0/17 v4 | RPKI valid | 5 | 35493356127312663 | 2026-09-18 |
| 37.25.128.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 37.25.136.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 37.25.165.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 37.25.176.0/20 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 37.25.186.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 37.25.237.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 46.108.0.0/16 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 46.108.208.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 46.108.213.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 46.190.128.0/17 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 46.190.225.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.1.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.8.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.8.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.10.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.12.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.15.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.36.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.37.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.40.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.42.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.44.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.44.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.46.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.56.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.58.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.63.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.67.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.68.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.73.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.74.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.75.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.77.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.78.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.79.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.88.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.88.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.89.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.90.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.91.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.93.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.94.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.96.0/21 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.104.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.104.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.105.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.106.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.108.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 47.73.108.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.109.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.110.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.120.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.121.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.123.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.124.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.125.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.218.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.220.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.224.0/21 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.248.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 47.73.252.0/22 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 62.213.128.0/19 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.32.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.35.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.36.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.36.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.38.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.76.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.85.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.92.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.94.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.95.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.108.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.121.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.150.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.150.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.151.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.164.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.170.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.192.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.194.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.196.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.198.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.206.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.208.0/20 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.224.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.224.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.225.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.226.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.227.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.228.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.230.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 85.205.233.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 85.205.251.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 89.32.48.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 92.114.8.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 108.179.64.0/18 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 108.179.107.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 130.195.32.0/20 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 130.195.64.0/19 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 130.195.96.0/19 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 130.195.128.0/18 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 130.195.200.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.160.0/19 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.175.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.189.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.192.0/18 v4 | RPKI valid | 5 | 35493356127312663 | 2026-09-18 |
| 139.47.192.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.208.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.211.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 139.47.216.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 139.47.219.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 139.47.226.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 145.230.0.0/16 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 145.230.2.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 145.230.6.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 145.230.15.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 145.230.101.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 145.230.103.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 176.125.23.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 188.240.84.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 192.125.128.0/17 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 192.125.128.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.134.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.169.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.170.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.174.0/23 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 192.125.174.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.175.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 192.125.203.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.128.0/17 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.128.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.128.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.130.0/23 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.133.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.137.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.139.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.145.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.163.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.168.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.170.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.176.0/21 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.176.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.181.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.191.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.194.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.196.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.197.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.198.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.224.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.232.224.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.225.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.226.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.227.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.244.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.247.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.232.248.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.233.0.0/16 v4 | RPKI valid | 5 | 35493356127312663 | 2026-09-18 |
| 195.233.9.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.49.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.57.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.59.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.63.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.233.128.0/22 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.233.144.0/24 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 195.233.197.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.212.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.214.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.235.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 195.233.250.0/24 v4 | RPKI valid | 42 | 37721127312663 | 2026-09-18 |
| 208.53.128.0/18 v4 | RPKI valid | 41 | 37721127312663 | 2026-09-18 |
| 2a01:818:1000::/44 v6 | RPKI valid | 34 | 37721127312663 | 2026-09-18 |
| 2a01:818:1060::/44 v6 | RPKI valid | 34 | 37721127312663 | 2026-09-18 |