Skip to main content
WorldIP.io
Organization

GTT Communications Inc.

IPv4 addresses
3,911,679
CIDR ranges
3,637
Category
isp
BGP prefixes announced
2,089

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

About Global Telecom & Technology

GTT Communications, Inc. (GTT), formerly Global Telecom and Technology, is a Network as a Service (NaaS) and Security as a Service (SECaaS) provider headquartered in Arlington, Virginia.

Founded
1998
Headquarters
Arlington County
Industry
telephone company

Operates 2 networks present at 2 internet exchanges with a selective peering policy.

GTT Communications Inc. — global IP footprint

Cities where GTT Communications Inc. has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by GTT Communications Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by GTT Communications Inc.

ASNNameIPsPrefixesCountry
AS3257 GTT Communications Inc. 3.91M 3,635 US
AS8928 GTT Communications Inc. 2.0K 1 US
AS3291 GTT Communications Inc. 256 1 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
67.100.0.0/16 65.5K
97.9%
AS3257 US Florida Miami
217.205.0.0/16 65.5K
3.4%
AS3257 GB — —
154.14.0.0/17 32.8K
13.4%
AS3257 CH — —
205.179.0.0/17 32.8K
98.2%
AS3257 US — —
213.39.0.0/17 32.8K
20.1%
AS3257 US Île-de-France Paris
217.206.128.0/17 32.8K
11.4%
AS3257 GB England West Bromwich
62.50.0.0/18 16.4K
90.4%
AS3257 US South Holland Rotterdam
63.133.128.0/18 16.4K
97.4%
AS3257 US — —
64.51.64.0/18 16.4K
98.5%
AS3257 US — —
64.51.128.0/18 16.4K
95.4%
AS3257 US — —
66.226.192.0/18 16.4K
94.0%
AS3257 US — —
72.245.192.0/18 16.4K
0.0%
AS3257 US District of Columbia Washington
86.53.192.0/18 16.4K
13.7%
AS3257 GB England Huddersfield
87.85.0.0/18 16.4K
1.1%
AS3257 GB — —
89.149.128.0/18 16.4K
27.8%
AS3257 US — —
92.54.128.0/18 16.4K
2.7%
AS3257 GB England Bristol
149.235.64.0/18 16.4K
0.0%
AS3257 GB — —
149.235.128.0/18 16.4K
98.6%
AS3257 GB — —
154.14.128.0/18 16.4K
32.7%
AS3257 CH — —
194.150.0.0/18 16.4K
2.7%
AS3257 US New York New York
194.195.128.0/18 16.4K
0.0%
AS3257 DE — —
195.81.0.0/18 16.4K
9.1%
AS3257 US — —
195.149.128.0/18 16.4K
4.9%
AS3257 US — —
195.177.0.0/18 16.4K
1.7%
AS3257 DE — —
195.180.64.0/18 16.4K
0.4%
AS3257 DE — —
206.108.128.0/18 16.4K
98.0%
AS3257 CA — —
212.81.64.0/18 16.4K
1.8%
AS3257 US — —
212.115.128.0/18 16.4K
13.4%
AS3257 US — —
212.168.64.0/18 16.4K
0.5%
AS3257 US — —
212.221.64.0/18 16.4K
19.7%
AS3257 US — —
212.222.192.0/18 16.4K
0.6%
AS3257 US — —
213.193.128.0/18 16.4K
70.6%
AS3257 BE — —
213.200.64.0/18 16.4K
15.8%
AS3257 US — —
213.235.0.0/18 16.4K
5.7%
AS3257 GB Wales Aberdare
213.251.0.0/18 16.4K
13.9%
AS3257 US — —
213.254.192.0/18 16.4K
24.8%
AS3257 US — —
216.138.64.0/18 16.4K
95.9%
AS3257 US — —
217.204.192.0/18 16.4K
99.5%
AS3257 GB — —
217.206.64.0/18 16.4K
24.5%
AS3257 GB — —
38.72.160.0/19 8.2K
0.0%
AS3257 US Texas Greenville
46.33.64.0/19 8.2K
39.4%
AS3257 US — —
62.50.32.0/19 8.2K
97.5%
AS3257 DE — —
62.50.64.0/19 8.2K
97.3%
AS3257 US — —
62.105.224.0/19 8.2K
98.6%
AS3257 US — —
63.133.128.0/19 8.2K
99.1%
AS3257 US — —
63.250.96.0/19 8.2K
98.0%
AS3257 CA — —
64.51.32.0/19 8.2K
0.0%
AS3257 US New York New York
64.51.192.0/19 8.2K
96.1%
AS3257 US — —
64.144.160.0/19 8.2K
98.9%
AS3257 US — —
65.86.0.0/19 8.2K
73.7%
AS3257 US New York Staten Island
66.54.224.0/19 8.2K
2.9%
AS3257 US New Jersey Township of Piscataway
66.167.224.0/19 8.2K
96.8%
AS3257 US — —
67.102.128.0/19 8.2K
98.2%
AS3257 US — —
67.220.128.0/19 8.2K
12.1%
AS3257 US — —
69.167.64.0/19 8.2K
3.8%
AS3257 US Florida Fernandina Beach
72.29.192.0/19 8.2K
65.7%
AS3257 US Wisconsin Belleville
72.245.192.0/19 8.2K
0.0%
AS3257 US District of Columbia Washington
74.199.128.0/19 8.2K
6.3%
AS3257 US Virginia Blacksburg
74.199.224.0/19 8.2K
0.9%
AS3257 US Texas Dallas
76.74.0.0/19 8.2K
11.3%
AS3257 US Massachusetts Waltham
78.152.32.0/19 8.2K
13.0%
AS3257 NL — —
82.111.96.0/19 8.2K
8.1%
AS3257 US — —
82.111.224.0/19 8.2K
21.6%
AS3257 US California Fremont
82.138.192.0/19 8.2K
34.5%
AS3257 GB England Southend-on-Sea
82.151.224.0/19 8.2K
73.6%
AS3257 GB — —
86.53.96.0/19 8.2K
27.2%
AS3257 GB England Watford
87.87.160.0/19 8.2K
0.0%
AS3257 US Illinois Chicago
87.119.64.0/19 8.2K
5.2%
AS3257 US — —
88.81.160.0/19 8.2K
0.0%
AS3257 IT — —
98.124.160.0/19 8.2K
37.0%
AS3257 US New York Brooklyn
132.243.128.0/19 8.2K
0.0%
AS3257 US — —
141.0.32.0/19 8.2K
99.4%
AS3257 GB England Belper
142.147.192.0/19 8.2K
0.0%
AS3257 US Virginia Ashburn
149.235.192.0/19 8.2K
98.4%
AS3257 GB — —
153.79.128.0/19 8.2K
0.0%
AS3257 US — —
153.79.192.0/19 8.2K
0.0%
AS3257 US — —
154.14.192.0/19 8.2K
34.3%
AS3257 CH — —
165.217.64.0/19 8.2K
0.0%
AS3257 US — —
172.121.192.0/19 8.2K
0.0%
AS3257 US California Santa Clara
173.205.32.0/19 8.2K
43.3%
AS3257 US California Canoga Park
193.189.192.0/19 8.2K
35.5%
AS3257 US — —
194.24.192.0/19 8.2K
1.6%
AS3257 DE — —
194.42.64.0/19 8.2K
6.1%
AS3257 US — —
194.42.224.0/19 8.2K
11.2%
AS3257 GB England Bristol
194.64.32.0/19 8.2K
26.0%
AS3257 DE — —
194.77.96.0/19 8.2K
9.7%
AS3257 US — —
194.154.96.0/19 8.2K
1.1%
AS3257 GB — —
194.165.64.0/19 8.2K
11.5%
AS3257 US — —
194.183.96.0/19 8.2K
5.0%
AS3257 US — —
195.7.64.0/19 8.2K
5.5%
AS3257 US — —
195.7.192.0/19 8.2K
1.5%
AS3257 US — —
195.21.0.0/19 8.2K
4.7%
AS3257 US — —
195.64.32.0/19 8.2K
96.4%
AS3257 US — —
195.72.64.0/19 8.2K
30.7%
AS3257 US — —
195.94.32.0/19 8.2K
5.7%
AS3257 US — —
195.114.64.0/19 8.2K
59.5%
AS3257 FR — —
195.122.32.0/19 8.2K
0.0%
AS3257 GB — —
195.138.128.0/19 8.2K
11.5%
AS3257 US — —
195.172.160.0/19 8.2K
2.2%
AS3257 GB — —
195.177.32.0/19 8.2K
2.1%
AS3257 DE — —

Frequently Asked Questions

How many IP addresses does GTT Communications Inc. own?

GTT Communications Inc. controls 3.91M IPv4 addresses distributed across 3,637 CIDR ranges. The organization is registered in United States.

What ASNs does GTT Communications Inc. operate?

GTT Communications Inc. operates 3 Autonomous Systems. Each ASN represents an independently routed network that GTT Communications Inc. manages for internet traffic delivery.

What countries does GTT Communications Inc. serve?

GTT Communications Inc. has IP address allocations in 44 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is GTT Communications Inc.?

GTT Communications Inc. is categorized as isp. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-11 09:09:05 UTC
Share