AS3257 GTT Communications Inc. 🇺🇸 US
Announcing 1,852 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,783
9,229,592 (36,053 × /24)
IPv6 prefixes
69
103 × /32
Upstreams
47
transit providers observed
Peers
27
settlement-free adjacencies
Downstreams
1,793
transit customers observed
Customer cone
62,794
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
1,852 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2.26.180.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.26.184.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.26.220.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.26.240.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.26.244.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.172.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.196.0/22 v4 | RPKI invalid | 2 | 503003257 | 2026-09-18 |
| 2.27.218.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.220.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.222.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.232.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.235.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.238.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.27.247.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 2.56.236.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 2.58.75.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 5.83.96.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 5.178.16.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 5.180.4.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 5.252.77.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 5.253.202.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 8.19.112.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.19.203.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.31.122.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.35.16.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.35.24.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.35.30.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 8.37.186.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 13.143.152.0/21 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 13.143.177.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 16.5.72.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 16.5.118.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 16.5.168.0/23 v4 | RPKI valid | 13 | 377213257 | 2026-09-18 |
| 16.5.170.0/23 v4 | RPKI valid | 13 | 377213257 | 2026-09-18 |
| 23.26.5.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.6.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.7.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.8.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.11.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.12.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.13.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.16.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.21.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.22.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.26.198.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.3.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.8.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.27.30.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.114.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.134.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.216.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.27.238.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.184.144.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 23.230.1.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.230.64.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.230.121.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.230.186.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.230.234.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.230.235.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.231.111.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.231.115.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.231.120.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.234.128.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.234.132.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.234.136.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.234.140.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 23.234.156.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 23.252.77.0/24 v4 | RPKI invalid | 4 | 226523257 | 2026-09-18 |
| 23.252.78.0/24 v4 | RPKI invalid | 4 | 226523257 | 2026-09-18 |
| 31.58.54.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.58.131.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.58.139.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.58.169.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.58.221.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.58.222.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 31.77.20.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 31.77.24.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 31.77.215.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 31.77.224.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 31.77.242.0/23 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 31.77.250.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 37.1.152.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 37.252.30.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 38.72.160.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 38.188.202.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 38.244.113.0/24 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 38.244.114.0/24 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 38.244.115.0/24 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 38.244.121.0/24 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 38.244.126.0/24 v4 | RPKI invalid | 8 | 226523257 | 2026-09-18 |
| 45.8.164.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.38.206.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.38.234.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.39.66.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.39.77.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.39.95.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.39.161.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.39.174.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.41.12.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.41.60.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.41.132.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.41.136.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.41.144.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.41.164.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.41.174.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.41.180.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.128.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.136.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.140.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.146.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.148.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.152.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.160.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.168.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.176.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.180.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.56.182.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.61.64.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.61.102.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.61.115.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.86.16.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 45.93.47.0/24 v4 | RPKI invalid | 9 | 226523257 | 2026-09-18 |
| 45.95.23.0/24 v4 | RPKI invalid | 9 | 226523257 | 2026-09-18 |
| 45.136.88.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 45.137.30.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.152.20.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.170.12.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 45.190.64.0/22 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 45.199.149.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 45.238.156.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.50.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.51.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.52.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.53.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.54.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.19.55.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 46.33.64.0/19 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 46.33.76.0/23 v4 | RPKI valid | 44 | 345493257 | 2026-09-18 |
| 46.34.0.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 46.202.54.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 46.202.56.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.2.45.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 50.2.170.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 50.3.88.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 50.114.118.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.114.122.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.114.181.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.114.188.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.114.232.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 50.114.239.0/24 v4 | RPKI valid | 42 | 345493257 | 2026-09-18 |
| 52.119.96.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.3.61.0/24 v4 | no ROA | 42 | 345493257 | 2026-09-18 |
| 62.41.0.0/20 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.16.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.24.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.41.56.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.64.0/20 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.80.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.84.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.102.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.41.160.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.50.0.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.50.1.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.50.32.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.50.64.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.50.77.0/24 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.50.84.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.50.85.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.50.128.0/19 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.93.160.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.105.192.0/18 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.132.0.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.16.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.24.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.28.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.42.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.114.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.132.116.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 62.192.96.0/19 v4 | no ROA | 44 | 345493257 | 2026-09-18 |
| 62.217.0.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.217.3.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 62.217.6.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.133.128.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.133.192.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.141.192.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.208.76.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.208.77.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.208.78.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.208.79.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.210.98.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.210.99.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.215.126.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.239.116.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 63.250.96.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.6.160.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.7.0.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.8.192.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.20.0.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.32.128.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.32.144.0/24 v4 | RPKI invalid | 7 | 226523257 | 2026-09-18 |