AS3257 - GTT Communications Inc.

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Detailed information about the Autonomous System AS3257:

API Url	https://api.ipapi.is/?q=AS3257
Status	Active
Organization	GTT Communications Inc.
Description	GTT-BACKBONE GTT, US
Website	gtt.net
Type	isp
Abuse E-Mail	abuse@gtt.net
Whois	https://api.ipapi.is/?whois=AS3257
Created	2002-09-20
Updated	2025-09-09
Country	US

IPv4 Prefixes

Currently, there are 2472 IPv4 prefixes for AS3257 - GTT Communications Inc. in the database. This amounts to 17,475,328 IPv4 addresses that are hosted on this ASN. The following list shows the first 25 IPv4 prefixes of the ASN. To obtain all prefixes, please purchase the full database

2.56.236.0/22
2.58.75.0/24
5.83.96.0/21
5.178.16.0/21
5.180.4.0/22
5.252.77.0/24
5.253.202.0/24
8.19.112.0/24
8.19.203.0/24
8.31.122.0/24
8.35.16.0/21
8.35.24.0/21
8.35.30.0/24
8.37.186.0/24
23.27.8.0/24
23.140.124.0/24
23.140.148.0/24
23.140.204.0/24
23.140.236.0/24
23.184.144.0/24
23.230.1.0/24
23.230.64.0/24
23.230.121.0/24
23.230.186.0/24
23.230.234.0/24

IPv6 Prefixes

Currently, there are 110 IPv6 prefixes for AS3257 - GTT Communications Inc. in the database. This amounts to 14,751,332,193,750,820,000,000,000,000,000 IPv6 addresses that are hosted on this ASN. The following list shows the first 25 IPv6 prefixes of the ASN. To obtain all prefixes, please purchase the full database

2001:590::/32
2001:590:3400::/38
2001:668::/29
2001:668::/32
2001:67c:1514::/48
2001:680::/32
2001:6f8::/32
2001:6f8:200::/39
2001:6f8:1800::/39
2001:aa0::/32
2001:aa0:7000::/36
2001:1478::/32
2001:4890::/32
2400:f780::/32
2405:5e00::/32
2602:ffb7:590::/46
2604:cf80::/32
2605:d480::/32
2606:6200::/32
2607:f588::/32
2610:38::/32
2620:131:2024::/48
2620:135:7003::/48
2a00:16c8::/32
2a00:16c8:10c::/48

Raw WHOIS Record - AS3257 - GTT Communications Inc.