AS3257 GTT Communications Inc. 🇺🇸 US
Announcing 1,859 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,790
9,231,640 (36,061 × /24)
IPv6 prefixes
69
103 × /32
Upstreams
47
transit providers observed
Peers
27
settlement-free adjacencies
Downstreams
1,793
transit customers observed
Customer cone
63,441
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
1,859 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 64.32.144.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 64.32.150.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.32.176.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.32.177.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.32.188.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.32.189.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.49.14.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.50.128.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.50.128.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.50.192.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.51.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.51.20.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.51.24.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.51.36.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.51.44.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.57.129.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.57.130.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.57.132.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.74.175.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.16.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.20.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.24.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.32.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.40.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.46.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.64.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.76.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.78.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.112.0/21 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.120.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.124.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.126.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.128.0/20 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.144.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.152.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.156.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.158.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.81.161.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.163.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.165.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.166.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.169.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.81.186.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.93.0.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.93.10.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.93.16.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.93.52.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.93.56.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.105.0.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.8.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.16.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.20.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.23.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.24.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.32.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.40.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.42.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.48.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.105.50.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.105.52.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.105.54.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.105.56.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.130.240.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.139.0.0/18 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.144.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.145.0.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.145.96.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.145.128.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.186.224.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.204.0.0/15 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.205.184.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.205.193.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.205.194.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.205.196.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.205.208.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 64.235.224.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 64.248.0.0/15 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.84.0.0/15 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.56.0/22 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.88.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.89.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.90.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.91.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.92.0/23 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.94.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.86.95.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.111.64.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.175.0.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 65.175.51.0/24 v4 | no ROA | 42 | 345493257 | 2026-09-18 |
| 66.7.128.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.7.143.208/29 v4 | no ROA | 1 | 21324190023257 | 2026-09-18 |
| 66.17.64.0/21 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.17.80.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.17.128.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.54.128.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.80.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.80.120.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.80.124.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.80.126.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.127.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.129.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.80.132.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.133.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.134.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.80.169.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.80.170.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.171.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.80.172.0/22 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.92.0.0/15 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.6.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.26.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.32.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.34.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.40.0/22 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.44.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.47.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.48.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.51.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.52.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.53.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.56.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.63.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.65.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.66.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.158.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.162.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.166.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.169.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.177.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.179.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.182.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.188.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.190.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.192.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.201.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.215.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.221.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.222.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.225.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.226.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.227.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.228.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.229.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.230.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.231.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.92.244.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.248.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.252.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.92.254.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.16.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.26.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.54.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.67.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.70.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.73.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.77.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.84.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.85.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.86.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.144.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.148.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.152.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.93.240.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.241.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.242.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.243.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.244.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.93.245.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.95.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.95.192.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.134.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.134.66.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.134.74.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.134.88.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.134.92.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.166.0.0/15 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.167.6.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.167.15.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.167.80.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.167.90.0/24 v4 | RPKI valid | 35 | 377213257 | 2026-09-18 |
| 66.167.147.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.167.166.0/24 v4 | RPKI valid | 38 | 345493257 | 2026-09-18 |
| 66.167.169.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.167.202.0/23 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.167.206.0/23 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.171.224.0/20 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.200.0.0/16 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.209.207.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.225.230.0/24 v4 | RPKI valid | 43 | 345493257 | 2026-09-18 |
| 66.226.192.0/18 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.227.0.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.227.119.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.234.224.0/19 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.253.0.0/17 v4 | no ROA | 43 | 345493257 | 2026-09-18 |
| 66.253.0.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.253.1.0/24 v4 | RPKI invalid | 11 | 226523257 | 2026-09-18 |
| 66.253.2.0/24 v4 | no ROA | 43 | 345493257 | 2026-09-18 |