172.0.0.0/8

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Summary

IP address summary information
ASNs	588
Countries	235
BGP Prefixes	5,911
Routers	54,030
Pingable IPs	2,251,758

United States
95.22%
United Kingdom
1.12%
Singapore
0.92%
Netherlands
0.58%
Other
2.17%


172.0.0.0/16	United States99.96%	2	1	82
172.1.0.0/16	United States100.00%	1	1	74
172.2.0.0/16	United States100.00%	1	1	53
172.3.0.0/16	United States100.00%	1	1	150
172.4.0.0/16	United States100.00%	1	1	66
172.5.0.0/16	United States100.00%	1	1	47
172.6.0.0/16	United States100.00%	1	1	41
172.7.0.0/16	United States100.00%	1	1	75
172.8.0.0/16	United States100.00%	1	1	57
172.9.0.0/16	United States100.00%	1	1	79

Sub-ranges

Important routers in 172.0.0.0/8


172.76.21.30	Waterbury, United States	AS5650Frontier Communications of America, Inc.
172.76.21.34	Waterbury, United States	AS5650Frontier Communications of America, Inc.
172.76.21.22	New Haven, United States	AS5650Frontier Communications of America, Inc.
172.76.21.62	Willimantic, United States	AS5650Frontier Communications of America, Inc.
172.68.100.13	Lisbon, Portugal	AS13335Cloudflare, Inc.
172.76.21.26	New Haven, United States	AS5650Frontier Communications of America, Inc.
172.76.21.38	Bridgeport, United States	AS5650Frontier Communications of America, Inc.
172.76.21.170	San Angelo, United States	AS5650Frontier Communications of America, Inc.
172.76.20.202	Willimantic, United States	AS5650Frontier Communications of America, Inc.
172.76.21.42	Bridgeport, United States	AS5650Frontier Communications of America, Inc.

Important routers in 172.0.0.0/8

Pingable IPs

2,251,758 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


172.108.37.1	AS5650Frontier Communications of America, Inc.	1.76ms from Dallas, US
172.108.112.1	AS5650Frontier Communications of America, Inc.	8.96ms from Dallas, US
172.108.234.33	AS5650Frontier Communications of America, Inc.	0.41ms from Dallas, US
172.108.216.177	AS5650Frontier Communications of America, Inc.	0.45ms from Dallas, US
172.109.3.1	AS5650Frontier Communications of America, Inc.	7.77ms from Miami, US
172.108.176.97	AS5650Frontier Communications of America, Inc.	0.47ms from Dallas, US
172.108.202.25	AS5650Frontier Communications of America, Inc.	0.46ms from Dallas, US
172.108.39.1	AS5650Frontier Communications of America, Inc.	1.75ms from Dallas, US
172.108.178.201	AS5650Frontier Communications of America, Inc.	0.49ms from Dallas, US
172.108.224.137	AS5650Frontier Communications of America, Inc.	0.47ms from Dallas, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.


100.54.236.200	AS14618Amazon.com, Inc.	0.53ms from Ashburn, US
107.142.206.200	AS7018AT&T Enterprises, LLC	1.83ms from Atlanta, US
73.238.26.168	AS7922Comcast Cable Communications, LLC	8.44ms from Boston, US
112.193.134.216	AS4837CHINA UNICOM China169 Backbone	3.36ms from Chengdu, CN
5.103.214.88	AS44869FIBIA P/S	3.12ms from Copenhagen, DK
49.247.0.184	AS38700SMILESERV	1.19ms from Incheon, KR
90.168.201.216	AS12479Orange Espagne SA	7.09ms from Madrid, ES
58.172.1.184	AS1221Telstra Limited	14.60ms from Melbourne, AU
79.20.79.152	AS3269Telecom Italia S.p.A.	2.45ms from Milan, IT
110.131.47.152	AS9824JCOM Co., Ltd.	11.83ms from Tokyo, JP

Pingable IPs

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$ traceroute -a -n -q1 -f6 -m13 172.64.119.100

traceroute to 172.64.119.100 (172.64.119.100): 13 hops max, 52 byte packets

6 [] 196.223.22.163 1.416 ms

7 [] 196.223.22.109 4.337 ms

8 [AS13335] 172.68.184.13 1.623 ms

9 [AS13335] 104.22.165.29 1.752 ms

10 [AS13335] 104.22.165.44 1.288 ms

11 *

12 *

13 *

Measurement taken from

IPinfo ProbeNet in Cape Town, ZA

On July 13, 2026

Traceroute

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172.0.0.0/8

Summary

Sub-ranges

Important routers in 172.0.0.0/8

Important routers in 172.0.0.0/8

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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Important routers in 172.0.0.0/8

Pingable IPs

Other Pingable IPs

Traceroute

172.0.0.0/8

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 172.0.0.0/8

Important routers in 172.0.0.0/8

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Our IP tools

What is my IP?

Map IPs

Summarize IPs

Statistics

Sub-ranges

Important routers in 172.0.0.0/8

Pingable IPs

Other Pingable IPs

Traceroute