AS3257 GTT Communications Inc. 🇺🇸 US
Announcing 1,954 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,885
9,328,152 (36,438 × /24)
IPv6 prefixes
69
103 × /32
Upstreams
46
transit providers observed
Peers
26
settlement-free adjacencies
Downstreams
1,793
transit customers observed
Customer cone
63,535
ASes reachable through it
Registry and operator data
- AS number
- AS3257
- Name
- GTT Communications Inc.
- Organisation
- GTT Communications (AS3257)
- Country
- 🇺🇸 US
- RIR
- RIPENCC
- Allocated
- 1994-09-30
- Network type
- NSP
- Traffic levels
- 100+Tbps
- Scope
- Global
- Peering policy
- Restrictive
- IRR as-set
- AS-GTT
- Website
- http://www.gtt.net
- Looking glass
- http://www.as3257.net/lg/
- PeeringDB
- net/14
- Exchanges
- 2
- Facilities
- 275
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
1,954 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 93.152.8.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 93.152.16.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 93.157.216.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 93.187.169.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 94.131.24.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 94.131.64.0/20 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 94.185.128.0/17 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 94.231.198.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 95.134.236.0/22 v4 | RPKI invalid | 7 | 226523257 | 2026-09-18 |
| 95.152.192.0/18 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 95.152.212.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 95.152.228.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 95.152.240.0/20 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 95.164.70.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 95.164.192.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 95.177.0.0/17 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 95.177.63.0/24 v4 | RPKI valid | 37 | 345493257 | 2026-09-18 |
| 95.177.67.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 95.177.74.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 95.177.85.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 96.46.64.0/20 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 96.46.73.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 96.46.74.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 98.124.128.0/18 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 103.232.16.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 104.36.216.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.37.30.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.143.84.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.143.184.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.153.224.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.165.105.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 104.165.199.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 104.166.76.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 104.194.200.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.194.203.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.194.220.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.200.66.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.200.74.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.206.40.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-29 |
| 104.206.136.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 104.206.138.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-21 |
| 104.232.192.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.232.194.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.232.216.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.232.219.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.238.32.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.244.188.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 104.251.82.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 104.251.90.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 104.254.120.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 107.149.1.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 107.158.76.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-25 |
| 107.158.77.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-29 |
| 107.158.210.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-29 |
| 107.182.240.0/20 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 108.165.74.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 108.165.206.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 108.186.156.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 108.186.167.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 108.186.179.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 108.186.230.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.66.51.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.66.54.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.71.168.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 109.174.128.0/17 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 109.174.139.0/24 v4 | no ROA | 43 | 345493257 | 2026-10-07 |
| 109.174.167.0/24 v4 | no ROA | 43 | 345493257 | 2026-10-07 |
| 109.174.207.0/24 v4 | no ROA | 43 | 345493257 | 2026-10-07 |
| 109.176.72.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.176.77.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.176.129.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.176.168.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.176.171.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 109.204.0.0/17 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 128.127.152.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 128.177.95.0/24 v4 | RPKI invalid | 7 | 226523257 | 2026-09-18 |
| 128.254.205.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 131.125.16.0/22 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.196.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.208.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.216.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.225.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.248.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.249.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.250.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 131.176.251.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 134.222.0.0/16 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 135.196.0.0/16 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.12.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.48.0/21 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 135.196.56.0/21 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 135.196.80.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.122.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.127.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.135.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.136.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 135.196.228.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 135.196.232.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 135.196.238.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 136.0.48.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 136.0.59.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 136.0.121.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 136.0.155.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 136.0.185.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 136.0.196.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 136.0.241.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 137.44.124.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 141.0.32.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 141.0.192.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 141.136.96.0/20 v4 | RPKI valid | 45 | 345493257 | 2026-09-18 |
| 142.39.68.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.39.69.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.39.70.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.39.71.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.39.72.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.39.73.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.111.132.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.138.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.153.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.154.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.163.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.164.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.165.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.166.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.179.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.185.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.186.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.195.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.196.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.197.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.198.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.200.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.209.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.111.222.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.223.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.238.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 142.111.251.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.131.238.0/23 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.147.192.0/20 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.147.208.0/20 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 142.248.2.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.38.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.60.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.89.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.117.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.138.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.148.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.192.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 142.252.209.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 143.14.37.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 143.14.127.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 143.109.48.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 143.109.49.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 143.109.50.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 143.109.51.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 143.109.53.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 143.109.55.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.31.8.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.11.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.13.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.21.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.39.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.49.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.56.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.68.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.69.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.71.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.76.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.77.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.89.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.110.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.113.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.115.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.149.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.180.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.190.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 144.225.224.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.228.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.230.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.232.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.234.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.236.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.243.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 144.225.250.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 145.43.251.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 146.19.50.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 146.19.55.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 149.62.43.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 149.126.104.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 149.235.0.0/16 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 153.76.24.0/21 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 153.76.124.0/22 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 154.14.0.0/16 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 154.14.51.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 154.14.58.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 154.81.50.0/24 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 154.206.240.0/21 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 154.206.248.0/21 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 154.208.64.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 154.208.112.0/21 v4 | no ROA | 44 | 345493257 | 2026-09-18 |