AS3257 GTT Communications Inc. πŸ‡ΊπŸ‡Έ US

Announcing 1,980 prefixes, seen at the RIS collectors.

IPv4 prefixes
1,910
9,386,264 (36,665 Γ— /24)
IPv6 prefixes
70
104 Γ— /32
Upstreams
41
transit providers observed
Peers
28
settlement-free adjacencies
Downstreams
1,800
transit customers observed
Customer cone
67,905
ASes reachable through it

Registry and operator data

AS number
AS3257
Name
GTT Communications Inc.
Organisation
GTT Communications (AS3257)
Country
πŸ‡ΊπŸ‡Έ US
RIR
RIPENCC
Allocated
1994-09-30
Network type
NSP
Traffic levels
100+Tbps
Scope
Global
Peering policy
Restrictive
IRR as-set
RIPE::AS-GTT
PeeringDB
net/14
Exchanges
2
Facilities
275

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

961 valid (48.5%) 132 invalid (6.7%) 887 no ROA (44.8%)

Announcement history

One point per day, recorded at each table import

04799581k2k09-1809-2610-0410-1210-2010-2811-0511-06
IPv4 IPv6

Recorded changes

New prefixes and origin changes seen on the live stream

WhenChangePrefixOriginPath
2026-11-06 16:15:55Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-06 16:02:40Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-06 15:36:12Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2162858280676217411798401152
2026-11-06 15:19:10Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-06 14:47:51Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-06 14:33:46Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-06 14:33:31Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-06 14:33:31Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-06 14:11:16Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-06 13:54:45Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-06 13:54:18Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-06 13:54:17Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-06 09:39:21Z origin change 62.41.0.0/20 AS3257 β†’ AS286 58057286
2026-11-06 09:39:21Z origin change 62.41.64.0/20 AS3257 β†’ AS286 58057286
2026-11-06 07:24:15Z origin change 16.5.168.0/23 AS174 β†’ AS3257 377213257
2026-11-06 07:24:15Z origin change 16.5.170.0/23 AS174 β†’ AS3257 377213257
2026-11-06 07:24:15Z origin change 16.5.118.0/23 AS174 β†’ AS3257 377213257
2026-11-06 07:24:07Z origin change 16.5.118.0/23 AS3257 β†’ AS174 37721174
2026-11-06 07:24:07Z origin change 16.5.170.0/23 AS3257 β†’ AS174 37721174
2026-11-06 07:24:07Z origin change 16.5.168.0/23 AS3257 β†’ AS174 37721174
2026-11-06 07:00:20Z origin change 16.5.168.0/23 AS174 β†’ AS3257 377213257
2026-11-06 07:00:20Z origin change 16.5.170.0/23 AS174 β†’ AS3257 377213257
2026-11-06 07:00:20Z origin change 16.5.118.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:59:53Z origin change 16.5.118.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:59:53Z origin change 16.5.170.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:59:53Z origin change 16.5.168.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:52:49Z origin change 194.77.188.0/22 AS3257 β†’ AS54004 578211258633206461612854004
2026-11-06 06:49:23Z origin change 23.252.77.0/24 AS3257 β†’ AS19257 57821125863320291419257
2026-11-06 06:49:23Z origin change 23.252.78.0/24 AS3257 β†’ AS19257 57821125863320291419257
2026-11-06 06:48:43Z origin change 194.77.188.0/22 AS54004 β†’ AS3257 57821125863257
2026-11-06 06:47:05Z origin change 23.252.77.0/24 AS19257 β†’ AS3257 57821125863257
2026-11-06 06:47:05Z origin change 23.252.78.0/24 AS19257 β†’ AS3257 57821125863257
2026-11-06 06:46:58Z origin change 16.5.168.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:46:58Z origin change 16.5.170.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:46:58Z origin change 16.5.118.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:46:44Z origin change 16.5.118.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:46:44Z origin change 16.5.170.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:46:44Z origin change 16.5.168.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:46:44Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 3772117411798401152
2026-11-06 06:45:20Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 57821125863257
2026-11-06 06:33:12Z origin change 16.5.168.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:33:12Z origin change 16.5.170.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:33:12Z origin change 16.5.118.0/23 AS174 β†’ AS3257 377213257
2026-11-06 06:33:05Z origin change 16.5.118.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:33:05Z origin change 16.5.170.0/23 AS3257 β†’ AS174 37721174
2026-11-06 06:33:05Z origin change 16.5.168.0/23 AS3257 β†’ AS174 37721174
2026-11-06 01:36:12Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-06 01:36:11Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-06 01:13:48Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-06 01:10:43Z origin change 194.77.188.0/22 AS3257 β†’ AS54004 21628582801746128612854004
2026-11-06 01:10:42Z origin change 194.77.188.0/22 AS54004 β†’ AS3257 2023655067367623257
2026-11-06 00:49:49Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 23:21:35Z origin change 16.5.170.0/23 AS174 β†’ AS3257 377213257
2026-11-05 23:21:35Z origin change 16.5.168.0/23 AS174 β†’ AS3257 377213257
2026-11-05 23:21:35Z origin change 16.5.118.0/23 AS174 β†’ AS3257 377213257
2026-11-05 22:57:43Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-05 22:40:41Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-05 22:40:18Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 22:40:18Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-05 22:21:12Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-05 22:06:41Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-05 22:06:39Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 22:06:39Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-05 21:44:56Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2023655067317411798401152
2026-11-05 21:34:27Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 21:12:26Z origin change 194.77.188.0/22 AS54004 β†’ AS3257 2023655067367623257
2026-11-05 21:12:06Z origin change 194.77.188.0/22 AS3257 β†’ AS54004 49432483629002612854004
2026-11-05 21:11:59Z origin change 95.177.63.0/24 AS984 β†’ AS3257 494324836217643257
2026-11-05 21:11:59Z origin change 70.39.200.0/21 AS979 β†’ AS3257 494324836217643257
2026-11-05 21:10:40Z origin change 95.177.63.0/24 AS3257 β†’ AS984 4943221551031543174984
2026-11-05 21:10:36Z origin change 70.39.200.0/21 AS3257 β†’ AS979 4943221551031543174979
2026-11-05 21:10:34Z origin change 16.5.118.0/23 AS3257 β†’ AS174 4943221551031543174
2026-11-05 21:10:34Z origin change 16.5.168.0/23 AS3257 β†’ AS174 4943221551031543174
2026-11-05 21:10:34Z origin change 16.5.170.0/23 AS3257 β†’ AS174 4943221551031543174
2026-11-05 21:10:34Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 494322155103154317411798401152
2026-11-05 20:55:45Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 20:25:04Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 2162858280676217411798401152
2026-11-05 20:22:17Z origin change 194.77.188.0/22 AS3257 β†’ AS54004 21628582801746128612854004
2026-11-05 20:22:16Z origin change 194.77.188.0/22 AS54004 β†’ AS3257 2023655067367623257
2026-11-05 20:05:10Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-05 20:04:48Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257
2026-11-05 20:04:48Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-05 19:32:14Z origin change 16.5.118.0/23 AS174 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 16.5.168.0/23 AS174 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 16.5.170.0/23 AS174 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 62.41.0.0/20 AS286 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 62.41.64.0/20 AS286 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 95.177.63.0/24 AS984 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 144.225.190.0/24 AS9304 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 194.121.52.0/22 AS212238 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 194.121.123.0/24 AS25038 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 194.123.164.0/24 AS25038 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 195.86.32.0/24 AS984 β†’ AS3257 57821125863257
2026-11-05 19:32:14Z origin change 70.39.200.0/21 AS979 β†’ AS3257 57821125863257
2026-11-05 19:22:04Z origin change 194.77.188.0/22 AS54004 β†’ AS3257 2023655067367623257
2026-11-05 19:22:04Z origin change 194.77.188.0/22 AS3257 β†’ AS54004 21628582801746128612854004
2026-11-05 19:06:11Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 57821125863320646111798401152
2026-11-05 19:04:39Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 45049669667623257
2026-11-05 19:04:35Z origin change 2.27.196.0/22 AS3257 β†’ AS401152 216285828017411798401152
2026-11-05 19:04:34Z origin change 2.27.196.0/22 AS401152 β†’ AS3257 2023655067367623257