AS3257 GTT Communications Inc.

A network in United States. Here are the size of its IP ranges and the data used for visitor checks.

Country

IPv4 addresses

4,204,800 addresses

IPv4 ranges

2,471

IPv6 ranges

Visitor check data

This network mainly serves home, office and mobile lines. VPN servers are counted only when they are on the public list. How checks work

United States1,442,208 addresses

United Kingdom1,085,366 addresses

Germany408,551 addresses

Netherlands241,882 addresses

France227,385 addresses

Up to 20, largest first (2,471 in total).

217.206.64.0 ~ 217.207.255.255

217.204.144.0 ~ 217.205.255.255

67.100.0.0/16

81.188.0.0/16

82.111.0.0/16

134.222.0.0/16

195.81.0.0/16

154.14.0.0 ~ 154.14.251.255

64.51.32.0 ~ 64.51.223.255

149.235.56.0 ~ 149.235.223.255

205.179.0.0/17

213.39.0.0/17

212.221.27.0 ~ 212.221.127.255

62.50.0.0 ~ 62.50.95.255

86.53.167.0 ~ 86.53.255.255

212.222.24.0 ~ 212.222.111.255

212.222.172.0 ~ 212.222.255.255

208.116.136.0 ~ 208.116.208.255

86.53.76.0 ~ 86.53.146.255

66.226.192.0 ~ 66.227.3.255

Data: DB-IP (CC BY 4.0), public VPN server list, Tor Project exit list · as of 2026-10-12