51.0.0.0/8

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Summary

IP address summary information
ASNs	119
Countries	65
BGP Prefixes	1,610
Routers	23,781
Pingable IPs	1,677,826

Germany
30.83%
United States
25.29%
United Kingdom
14.70%
Israel
6.23%
Other
22.94%


51.0.0.0/16	Germany91.09%	4	1
51.1.0.0/16	United States100.00%	1	1
51.2.0.0/16	United Kingdom100.00%	1	0
51.3.0.0/16	Germany100.00%	1	1
51.4.0.0/16	Israel100.00%	1	1
51.5.0.0/16	United States99.00%	27	1
51.6.0.0/16	United Kingdom100.00%	1	1
51.7.0.0/16	United Kingdom100.00%	1	1
51.8.0.0/16	United States100.00%	1	1
51.9.0.0/16	United Kingdom100.00%	1	1

Sub-ranges

Important routers in 51.0.0.0/8


51.148.73.119	Rochdale, United Kingdom	AS13037Zen Internet Ltd
51.148.73.15	Rochdale, United Kingdom	AS13037Zen Internet Ltd
51.148.244.89	Rochdale, United Kingdom	AS13037Zen Internet Ltd
51.158.8.57	Paris, France	AS12876Scaleway SAS
51.158.8.59	Paris, France	AS12876Scaleway SAS
51.148.244.91	Rochdale, United Kingdom	AS13037Zen Internet Ltd
51.158.3.71	Paris, France	AS12876Scaleway SAS
51.158.3.5	Paris, France	AS12876Scaleway SAS
51.158.3.7	Paris, France	AS12876Scaleway SAS
51.158.3.193	Paris, France	AS12876Scaleway SAS

Important routers in 51.0.0.0/8

Pingable IPs

1,677,826 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


51.124.26.138	AS8075Microsoft Corporation	0.30ms from Amsterdam, NL
51.124.145.135	AS8075Microsoft Corporation	0.25ms from Amsterdam, NL
51.124.200.222	AS8075Microsoft Corporation	0.24ms from Amsterdam, NL
51.124.164.18	AS8075Microsoft Corporation	0.30ms from Amsterdam, NL
51.124.61.240	AS8075Microsoft Corporation	1.15ms from Amsterdam, NL
51.124.248.48	AS8075Microsoft Corporation	0.27ms from Amsterdam, NL
51.124.206.231	AS8075Microsoft Corporation	0.24ms from Amsterdam, NL
51.124.57.148	AS8075Microsoft Corporation	1.16ms from Amsterdam, NL
51.124.197.75	AS8075Microsoft Corporation	0.28ms from Amsterdam, NL
51.124.93.200	AS8075Microsoft Corporation	0.32ms from Amsterdam, NL

Other Pingable IPs

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


89.185.240.200	AS24971MasterDC s.r.o.	0.20ms from Brno, CZ
145.239.150.200	AS16276OVH SAS	0.16ms from Frankfurt am Main, DE
221.161.7.200	AS4766Korea Telecom	7.20ms from Incheon, KR
101.184.2.72	AS1221Telstra Limited	7.87ms from Sydney, AU
36.232.54.72	AS3462Data Communication Business Group	2.34ms from Taichung, TW
110.254.187.248	AS4837CHINA UNICOM China169 Backbone	6.25ms from Beijing, CN
92.249.217.136	AS20845DIGI Tavkozlesi es Szolgaltato Kft.	4.11ms from Budapest, HU
41.129.109.120	AS24863Link Egypt (Link.NET)	15.44ms from Cairo, EG
213.89.110.152	AS1257Tele2 Sverige AB	6.22ms from Copenhagen, DK
141.95.96.72	AS16276OVH SAS	0.16ms from Frankfurt am Main, DE

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 51.68.57.97

traceroute to 51.68.57.97 (51.68.57.97): 64 hops max, 52 byte packets

4 [AS16276] 91.134.8.45 0.085 ms

5 [AS16276] 51.68.57.97 0.113 ms

Measurement taken from

IPinfo ProbeNet in Gravelines, FR

On July 12, 2026

Traceroute

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51.0.0.0/8

Summary

Sub-ranges

Important routers in 51.0.0.0/8

Important routers in 51.0.0.0/8

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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Important routers in 51.0.0.0/8

Pingable IPs

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Traceroute

51.0.0.0/8

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 51.0.0.0/8

Important routers in 51.0.0.0/8

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 51.0.0.0/8

Pingable IPs

Other Pingable IPs

Traceroute