172.0.0.0/8

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Summary

IP address summary information
ASNs	593
Countries	235
BGP Prefixes	5,964
Routers	58,271
Pingable IPs	2,289,210

United States
94.46%
United Kingdom
1.25%
Netherlands
0.69%
Singapore
0.52%
Other
3.08%


172.0.0.0/16	United States100.00%	2	1	270
172.1.0.0/16	United States100.00%	1	1	170
172.2.0.0/16	United States100.00%	2	1	168
172.3.0.0/16	United States100.00%	1	1	255
172.4.0.0/16	United States100.00%	2	1	149
172.5.0.0/16	United States100.00%	1	1	87
172.6.0.0/16	United States100.00%	2	1	108
172.7.0.0/16	United States100.00%	1	1	141
172.8.0.0/16	United States100.00%	1	1	101
172.9.0.0/16	United States100.00%	1	1	152

Sub-ranges

Important routers in 172.0.0.0/8


172.76.21.30	Waterbury, United States	AS5650Verizon Business
172.76.21.62	Willimantic, United States	AS5650Verizon Business
172.76.21.22	New Haven, United States	AS5650Verizon Business
172.76.21.34	Waterbury, United States	AS5650Verizon Business
172.76.21.38	Bridgeport, United States	AS5650Verizon Business
172.76.21.26	New Haven, United States	AS5650Verizon Business
172.76.21.170	San Angelo, United States	AS5650Verizon Business
172.76.20.202	Willimantic, United States	AS5650Verizon Business
172.68.100.13	Lisbon, Portugal	AS13335Cloudflare, Inc.
172.76.21.42	Bridgeport, United States	AS5650Verizon Business

Important routers in 172.0.0.0/8

Pingable IPs

2,289,210 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


172.64.49.44	AS13335Cloudflare, Inc.	0.10ms from Wrocław, PL
172.56.139.65	AS21928T-Mobile USA, Inc.	6.06ms from Dallas, US
172.56.133.195	AS21928T-Mobile USA, Inc.	0.66ms from Charlotte, US
172.64.42.189	AS13335Cloudflare, Inc.	0.10ms from Wrocław, PL
172.64.35.40	AS13335Cloudflare, Inc.	0.10ms from Wrocław, PL
172.64.43.5	AS13335Cloudflare, Inc.	0.09ms from Lima, PE
172.64.34.160	AS13335Cloudflare, Inc.	0.10ms from Wrocław, PL
172.56.184.6	AS21928T-Mobile USA, Inc.	19.86ms from San Jose, US
172.64.47.122	AS13335Cloudflare, Inc.	0.10ms from Wrocław, PL
172.64.50.227	AS13335Cloudflare, Inc.	0.11ms from Wrocław, PL

Other Pingable IPs

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


192.3.113.152	AS36352HostPapa	0.14ms from Chicago, US
105.213.173.24	AS16637MTN SA	2.54ms from Johannesburg, ZA
198.252.106.184	AS20068Hawk Host Inc.	0.46ms from Los Angeles, US
27.218.115.40	AS4837CHINA UNICOM China169 Backbone	7.54ms from Qingdao, CN
69.243.109.104	AS7922Comcast Cable Communications, LLC	8.15ms from Reston, US
31.198.239.152	AS3269Telecom Italia S.p.A.	11.96ms from Rome, IT
179.135.242.184	AS26599TELEFÔNICA BRASIL S.A	1.28ms from Sao Paulo, BR
178.93.7.72	AS215294Lumina broadband UAB	0.51ms from Seoul, KR
154.196.175.40	AS17497Liasail Global Hongkong Limited	0.23ms from Singapore, SG
60.98.100.72	AS17676SoftBank Corp.	2.89ms 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 -f2 172.183.153.65

traceroute to 172.183.153.65 (172.183.153.65): 64 hops max, 52 byte packets

2 [AS12586] 5.231.73.254 0.307 ms

3 [] 84.17.33.92 0.188 ms

4 [AS174] 38.104.106.25 2.498 ms

5 [AS174] 38.104.100.162 1.312 ms

6 [AS8075] 51.10.37.98 0.966 ms

7 *

8 *

9 *

10 [AS8075] 172.183.153.65 1.072 ms

Measurement taken from

IPinfo ProbeNet in Chicago, US

On October 2, 2026

Traceroute

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