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Autonomous System

AS6614

T-Mobile USA, Inc.

Announced IPs
449,280
CIDR prefixes
43
ASN
AS6614

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.

67/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Mobile allocation +2
  • Trust score 67 / 100

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

About T-Mobile US

T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington.

Founded
2001
Headquarters
Bellevue
Industry
telecommunications industry
Parent
Deutsche Telekom
Employees
38,000

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 10-20Gbps
Geographic scope North America
Traffic ratio Heavy Inbound
Peering policy Selective
IRR record RADB::AS-USCC-PERIMETER

Present at 5 internet exchanges: Equinix Chicago, Equinix Atlanta, Digital Realty Atlanta, Equinix Ashburn, Equinix San Jose

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
166.226.0.0/15 131.1K
99.0%
T-Mobile USA, Inc. US Illinois Aledo
166.225.0.0/16 65.5K
99.0%
T-Mobile USA, Inc. US — —
166.236.0.0/16 65.5K
99.0%
T-Mobile USA, Inc. US Maine Ellsworth
166.181.0.0/17 32.8K
9.4%
T-Mobile USA, Inc. US Iowa Newton
166.182.0.0/17 32.8K
9.3%
T-Mobile USA, Inc. US Georgia Atlanta
166.224.0.0/17 32.8K
98.9%
T-Mobile USA, Inc. US — —
166.181.192.0/18 16.4K
18.6%
T-Mobile USA, Inc. US Illinois Schaumburg
166.182.192.0/18 16.4K
12.4%
T-Mobile USA, Inc. US Virginia Ashburn
166.224.128.0/18 16.4K
99.1%
T-Mobile USA, Inc. US — —
198.227.64.0/18 16.4K
0.0%
T-Mobile USA, Inc. US — —
166.181.128.0/19 8.2K
0.0%
T-Mobile USA, Inc. US — —
166.182.128.0/19 8.2K
0.0%
T-Mobile USA, Inc. US — —
198.227.0.0/19 8.2K
0.0%
T-Mobile USA, Inc. US — —
198.227.128.0/19 8.2K
0.0%
T-Mobile USA, Inc. US — —
198.227.192.0/19 8.2K
0.0%
T-Mobile USA, Inc. US — —
166.181.176.0/20 4.1K
0.0%
T-Mobile USA, Inc. US District of Columbia Washington
166.182.176.0/20 4.1K
0.0%
T-Mobile USA, Inc. US Georgia Atlanta
198.227.32.0/20 4.1K
0.0%
T-Mobile USA, Inc. US — —
198.227.160.0/20 4.1K
0.0%
T-Mobile USA, Inc. US — —
198.230.224.0/20 4.1K
1.5%
T-Mobile USA, Inc. US California San Jose
165.27.240.0/21 2.0K
1.2%
T-Mobile USA, Inc. US Tennessee Knoxville
166.182.80.0/21 2.0K
99.1%
T-Mobile USA, Inc. US Georgia Atlanta
166.182.248.0/21 2.0K
99.1%
T-Mobile USA, Inc. US Virginia Ashburn
198.227.48.0/21 2.0K
0.0%
T-Mobile USA, Inc. US — —
198.227.176.0/21 2.0K
0.0%
T-Mobile USA, Inc. US — —
198.227.224.0/21 2.0K
0.0%
T-Mobile USA, Inc. US — —
198.227.240.0/21 2.0K
0.0%
T-Mobile USA, Inc. US — —
165.27.244.0/22 1.0K
1.3%
T-Mobile USA, Inc. US Tennessee Knoxville
198.227.184.0/22 1.0K
0.0%
T-Mobile USA, Inc. US — —
198.227.232.0/22 1.0K
0.0%
T-Mobile USA, Inc. US — —
198.227.252.0/22 1.0K
0.0%
T-Mobile USA, Inc. US — —
166.182.6.0/23 512
0.0%
T-Mobile USA, Inc. US North Carolina Spruce Pine
166.182.88.0/23 512
99.4%
T-Mobile USA, Inc. US Oklahoma Oklahoma City
166.182.242.0/23 512
0.0%
T-Mobile USA, Inc. US North Carolina Graham
198.8.10.0/23 512
0.0%
T-Mobile USA, Inc. US — —
198.8.14.0/23 512
1.6%
T-Mobile USA, Inc. US Illinois Chicago
198.227.58.0/23 512
0.0%
T-Mobile USA, Inc. US — —
198.227.62.0/23 512
0.0%
T-Mobile USA, Inc. US — —
198.227.190.0/23 512
0.0%
T-Mobile USA, Inc. US — —
198.227.236.0/23 512
0.0%
T-Mobile USA, Inc. US — —
198.227.250.0/23 512
0.0%
T-Mobile USA, Inc. US — —
166.182.241.0/24 256
0.0%
T-Mobile USA, Inc. US — —
166.182.244.0/24 256
0.0%
T-Mobile USA, Inc. US North Carolina Lincolnton
198.8.12.0/24 256
0.0%
T-Mobile USA, Inc. US — —
198.227.56.0/24 256
0.0%
T-Mobile USA, Inc. US — —
198.227.188.0/24 256
0.0%
T-Mobile USA, Inc. US — —
198.227.239.0/24 256
0.0%
T-Mobile USA, Inc. US — —
198.227.248.0/24 256
0.0%
T-Mobile USA, Inc. US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS6614 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
166.181.192.0/21 44,871 2026-11-14 12:03:20
165.27.244.0/22 34,628 2026-11-14 12:16:43
198.8.12.0/24 16,899 2026-11-14 12:03:16
198.8.11.0/24 16,755 2026-11-14 12:03:23
166.236.0.0/16 11,293 2026-09-10 15:19:20
166.182.248.0/24 11,238 2026-11-14 12:03:16
166.182.80.0/24 11,224 2026-11-14 12:03:16
166.182.81.0/24 11,120 2026-11-14 12:03:16
166.182.249.0/24 11,117 2026-11-14 12:03:16
198.8.14.0/23 11,102 2026-11-14 12:03:19
166.182.82.0/24 11,004 2026-11-14 12:03:16
166.182.250.0/24 10,985 2026-11-14 12:03:16
166.182.83.0/24 10,941 2026-11-14 12:03:16
166.182.251.0/24 10,936 2026-11-14 12:03:16
198.230.224.0/20 10,915 2026-11-14 12:11:02
166.182.244.0/24 10,896 2026-11-14 12:03:16
198.227.0.0/16 10,874 2026-11-14 12:11:02
166.182.6.0/24 10,865 2026-11-14 12:03:16
166.182.7.0/24 10,861 2026-11-14 12:03:16
166.182.242.0/24 10,858 2026-11-14 12:03:16
166.182.241.0/24 10,857 2026-11-14 12:03:16
166.182.243.0/24 10,857 2026-11-14 12:03:16
166.182.89.0/24 10,823 2026-11-14 12:03:22
166.182.252.0/24 10,822 2026-11-14 12:03:22
166.182.88.0/24 10,820 2026-11-14 12:03:22
166.182.255.0/24 10,815 2026-11-14 12:03:22
166.182.85.0/24 10,813 2026-11-14 12:03:22
166.182.84.0/24 10,805 2026-11-14 12:03:22
166.182.253.0/24 10,805 2026-11-14 12:03:22
166.182.86.0/24 10,799 2026-11-14 12:03:22
166.182.87.0/24 10,799 2026-11-14 12:03:22
166.182.254.0/24 10,787 2026-11-14 12:03:22
166.182.80.0/21 10,783 2026-11-14 12:03:16
166.182.248.0/21 10,781 2026-11-14 12:03:16
166.181.0.0/16 10,579 2026-11-14 12:03:19
166.224.0.0/15 10,478 2026-11-14 12:03:19
166.181.87.0/24 10,431 2026-11-14 12:03:16
166.181.84.0/24 10,426 2026-11-14 12:03:16
166.181.85.0/24 10,424 2026-11-14 12:03:16
166.181.88.0/24 10,424 2026-11-14 12:03:16
166.181.83.0/24 10,418 2026-11-14 12:03:16
166.181.89.0/24 10,418 2026-11-14 12:03:16
166.181.86.0/24 10,398 2026-11-14 12:03:16
166.181.79.0/24 10,377 2026-11-14 12:03:22
198.8.10.0/24 10,364 2026-11-14 12:03:19
166.181.6.0/24 10,352 2026-11-14 12:03:22
166.181.7.0/24 10,331 2026-11-14 12:03:22
166.181.80.0/21 10,325 2026-11-14 12:03:16
166.181.248.0/21 10,290 2026-11-14 12:03:16
166.181.80.0/24 10,255 2026-11-14 12:03:16

Showing top 50 of 54 announced prefixes by sample volume.

Frequently Asked Questions

What is AS6614?

AS6614 is an Autonomous System Number assigned to T-Mobile USA, Inc.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS6614 announce?

AS6614 announces 449.3K IPv4 addresses distributed across 43 routed CIDR prefixes. The network is registered in United States.

Who operates AS6614?

AS6614 is operated by T-Mobile USA, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS6614 registered in?

AS6614 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-14 12:54:04 UTC
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