51.143.0.0/16

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Summary

IP address summary information
ASNs	1
Countries	2
BGP Prefixes	1
Routers	0
Pingable IPs	8,656

United Kingdom
75.00%
United States
25.00%


51.143.0.0/24	United States100.00%	1	1
51.143.1.0/24	United States100.00%	1	1
51.143.2.0/24	United States100.00%	1	1
51.143.3.0/24	United States100.00%	1	1
51.143.4.0/24	United States100.00%	1	1
51.143.5.0/24	United States100.00%	1	1
51.143.6.0/24	United States100.00%	1	1
51.143.7.0/24	United States100.00%	1	1
51.143.8.0/24	United States100.00%	1	1
51.143.9.0/24	United States100.00%	1	1

Sub-ranges

Pingable IPs

8,656 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


51.143.1.65	AS8075Microsoft Corporation	0.34ms from Quincy, US
51.143.4.125	AS8075Microsoft Corporation	0.34ms from Quincy, US
51.143.5.223	AS8075Microsoft Corporation	0.35ms from Quincy, US
51.143.6.51	AS8075Microsoft Corporation	0.37ms from Quincy, US
51.143.3.42	AS8075Microsoft Corporation	0.34ms from Quincy, US
51.143.2.40	AS8075Microsoft Corporation	0.33ms from Quincy, US
51.143.0.134	AS8075Microsoft Corporation	0.34ms from Quincy, US
51.143.7.127	AS8075Microsoft Corporation	0.34ms from Quincy, US
51.143.228.178	AS8075Microsoft Corporation	0.22ms from London, GB
51.143.225.107	AS8075Microsoft Corporation	0.23ms from London, GB

Other Pingable IPs

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


92.66.157.240	AS1136KPN B.V.	2.97ms from Amsterdam, NL
86.185.19.80	AS2856British Telecommunications Limited	8.96ms from Erith, GB
24.118.129.224	AS7922Comcast Cable Communications, LLC	4.88ms from Minnetonka, US
50.122.248.0	AS5650Frontier Communications of America, Inc.	11.17ms from New York City, US
54.89.106.176	AS14618Amazon.com, Inc.	0.44ms from Reston, US
73.127.116.144	AS7922Comcast Cable Communications, LLC	16.69ms from Richardson, US
177.144.137.192	AS27699TELEFÔNICA BRASIL S.A	1.33ms from Sao Paulo, BR
52.220.25.128	AS16509Amazon.com, Inc.	0.14ms from Singapore, SG
60.244.140.96	AS18049Taiwan Infrastructure Network Technologie	4.38ms from Taipei, TW
122.14.241.128	AS23724IDC, China Telecommunications Corporation	3.24ms from Tianjin, CN

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 -f4 51.143.34.85

traceroute to 51.143.34.85 (51.143.34.85): 64 hops max, 52 byte packets

4 [AS1299] 62.115.156.52 0.384 ms

5 [AS1299] 62.115.139.131 0.691 ms

6 [AS1299] 62.115.183.17 0.565 ms

7 [AS8075] 51.10.7.238 0.845 ms

8 *

9 *

10 *

11 [AS8075] 51.10.6.242 55.192 ms

12 *

13 *

14 *

15 *

16 [AS8075] 51.143.34.85 55.086 ms

Measurement taken from

IPinfo ProbeNet in Dallas, US

On July 12, 2026

Traceroute

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51.143.0.0/16

Summary

Sub-ranges

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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51.143.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

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

Pingable IPs

Other Pingable IPs

Traceroute