FASTNET DATA INC
Data as of 2026-09-06
BGP inherited
This organisation
| Netblocks | 380 · 232,448 IPv4 addresses |
| IPv6 | 24 prefixes (largest 2602:f84a::/48) |
| Registered in | United States (304) · Hong Kong (28) · SC (16) · United Kingdom (9) · KH (4) · Romania (1) |
| Record ID | 236104209 |
| Registry | AFRINIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 21 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (380)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 23.135.56.0/24 | FASTNET DATA INC | ARIN | DIRECT ALLOCATION | ● high |
| 98.158.28.0/24 | FASTNET DATA INC | ARIN | ASSIGNMENT | ● high |
| 23.159.248.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.161.196.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.165.40.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.165.248.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.166.168.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.169.184.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.170.48.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.170.49.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.185.168.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.185.200.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.186.88.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 23.249.16.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.47.236.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.47.248.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.0.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.8.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.16.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.24.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.28.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.28.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.29.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.30.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.31.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.32.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.37.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.38.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.39.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.40.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.41.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.42.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.43.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.44.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.45.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.46.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.47.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.48.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.52.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.52.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.53.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.54.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.55.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.56.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.57.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.58.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.59.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.49.60.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.0.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.8.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.16.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.17.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.18.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.19.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.20.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.21.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.22.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.23.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.24.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.32.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.40.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.48.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.55.56.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.64.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.74.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.80.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.88.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.89.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.90.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.91.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.92.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.93.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.94.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.95.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.96.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.104.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.105.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.106.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.107.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.108.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.109.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.110.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.111.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.112.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.120.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.124.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.126.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.60.127.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.192.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.196.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.200.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.204.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.208.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.216.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.220.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.224.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.232.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.245.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.249.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.250.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.251.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.252.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.253.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.254.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.148.255.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.64.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.72.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.80.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.88.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.96.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.104.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.112.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.113.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.115.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.116.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.116.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.117.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.118.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.162.119.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.181.40.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.181.56.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.182.152.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.182.153.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 38.182.154.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 39.109.96.0/23 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 39.109.96.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 39.109.97.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.81.128.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.91.81.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.91.82.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.91.83.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.135.116.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.135.117.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.140.88.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.140.89.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.155.222.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.155.223.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.205.4.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.205.5.0/24 | Fastnet_Data_INC | AFRINIC | ASSIGNED PA | ● low |
| 45.205.6.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 45.205.7.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 50.114.172.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 64.112.28.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 81.168.122.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 89.42.95.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 98.158.29.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 98.158.30.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 98.158.31.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 103.135.112.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 103.135.113.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 103.135.114.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 103.135.115.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 103.144.241.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 104.143.44.0/23 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 104.167.247.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 104.234.172.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 104.251.224.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 107.149.159.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 136.0.34.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 136.0.37.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 136.0.73.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 144.225.33.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.128.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.129.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.130.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.131.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.132.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.133.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.134.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.135.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.136.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.137.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.138.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.139.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.140.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.141.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.142.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 149.104.143.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.88.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.100.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.112.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.120.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.224.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.225.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.226.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.227.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.228.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.229.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.230.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.231.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.232.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.240.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.241.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.242.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.243.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.244.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.245.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.246.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.247.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.19.248.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.160.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.161.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.162.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.163.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.164.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.165.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.166.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.167.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.168.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.169.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.170.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.171.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.172.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.173.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.174.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.175.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.188.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.192.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.193.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.194.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.195.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.197.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.198.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.199.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.200.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.201.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.202.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.203.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.204.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.205.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.206.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.207.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.240.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.241.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.242.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.243.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.244.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.245.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.246.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.247.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.249.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.250.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.251.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.252.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.253.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.254.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.23.255.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.208.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.209.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.210.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.211.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.214.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.215.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.216.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.224.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.233.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.234.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.235.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.236.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.238.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.241.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.243.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.244.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.245.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.247.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.26.248.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.128.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.136.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.144.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.152.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.153.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.154.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.155.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.156.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.157.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.158.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.159.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.192.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.200.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.201.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.202.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.203.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.204.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.205.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.206.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.31.207.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.39.83.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.86.16.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.200.128.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.200.132.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.201.92.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.205.192.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 154.205.208.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 157.254.205.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 162.218.28.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 162.218.29.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 162.218.30.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 162.218.31.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.0.25.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.0.26.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.0.27.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.0.97.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.0.100.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.1.139.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.1.218.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 166.1.232.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 169.128.52.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.2.16.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.2.176.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.2.184.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.3.32.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.3.80.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.3.88.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.4.80.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.5.48.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.5.52.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.5.56.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.7.128.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 177.201.224.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 178.83.203.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 187.53.192.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 192.6.120.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 192.6.121.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 192.25.102.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 193.227.121.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.184.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.186.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.187.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.188.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.189.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.190.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 195.72.191.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 198.176.48.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 198.187.24.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 199.15.76.0/22 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 200.222.224.0/20 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.64.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.65.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.66.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.67.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.68.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.69.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.70.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.71.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.72.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.73.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.74.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.75.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.76.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.77.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.78.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 206.119.79.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 207.56.224.0/21 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 207.57.117.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 207.57.118.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 207.57.149.0/24 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:f84a::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:23::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:140::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:200::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:222::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:223::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:226::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:241::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:251::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:407::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:421::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:424::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:43c::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:442::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:446::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:44f::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:451::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:45c::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:466::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:46b::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:474::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:4c8::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
| 2602:fce1:4dc::/48 | FASTNET DATA INC | BGP | ANNOUNCED | ● low |
IPv6 ranges (24)
showing the 15 largest allocationsFootprint over time
11 weekly snapshots · JSON
388
-38 netblocks since 2026-07-05
2026-07-05
peak 426
2026-09-06
Network trust
what's this?
RPKI hygiene: D
how networks compare →
29.4%
of checked blocks have valid RPKI ROA coverage
(114 of 388)
Wholesale/transit re-announcements (40)
These blocks are registered to FASTNET DATA INC but cryptographically authorized across 12 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.
| 154.205.192.0/20 /20 | authorized for AS140227 — Hong Kong Communications International Co., Limited |
| 154.205.208.0/20 /20 | authorized for AS140227 — Hong Kong Communications International Co., Limited |
| 23.249.16.0/20 /20 | authorized for AS153517 — Ju Link Tech Limited |
| 104.251.224.0/20 /20 | authorized for AS9886 — CTCSCI TECH LIMITED |
| 187.53.192.0/20 /20 | authorized for AS400618 — Prime Security Corp. |
| 198.176.48.0/20 /20 | authorized for AS153517 — Ju Link Tech Limited |
| 38.47.248.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 38.181.40.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 38.181.56.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 154.19.112.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 154.19.120.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 207.56.224.0/21 /21 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 38.47.236.0/22 /22 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 154.19.88.0/22 /22 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
| 154.19.100.0/22 /22 | authorized for AS7607 — JT TELECOM INTERNATIONAL PTE.LTD. |
+25 more — see the REST API
NIC Handles
ABUSE8399-ARIN
AS140227
AS213840
AS36231
AS7488
AS8796
AS9304
CIL1-MNT
CIS1-AFRINIC
CIS1-AFRINIC
FD-298
LARUS-SERVICE-MNT
+9 more