12.51.0.0/16

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Summary

IP address summary information
ASNs	2
Countries	1
BGP Prefixes	2
Routers	42
Pingable IPs	1,556

United States
100.00%


12.51.0.0/24	United States100.00%	1	1
12.51.1.0/24	United States100.00%	1	1
12.51.2.0/24	United States100.00%	1	1
12.51.3.0/24	United States100.00%	1	1
12.51.4.0/24	United States100.00%	1	1
12.51.5.0/24	United States100.00%	1	1
12.51.6.0/24	United States100.00%	1	1
12.51.7.0/24	United States100.00%	1	1
12.51.8.0/24	United States100.00%	1	1
12.51.9.0/24	United States100.00%	1	1

Sub-ranges

Important routers in 12.51.0.0/16


12.51.196.34	San Jose, United States	AS7018AT&T Enterprises, LLC
12.51.99.68	Atlanta, United States	AS7018AT&T Enterprises, LLC
12.51.26.254	Buford, United States	AS19905Arbor Cloud
12.51.136.26	Charlotte, United States	AS7018AT&T Enterprises, LLC
12.51.215.154	Opa-locka, United States	AS7018AT&T Enterprises, LLC
12.51.16.2	Fort Worth, United States	AS7018AT&T Enterprises, LLC
12.51.181.178	Princeton, United States	AS7018AT&T Enterprises, LLC
12.51.241.20	Bremen, United States	AS7018AT&T Enterprises, LLC
12.51.241.148	Kennesaw, United States	AS7018AT&T Enterprises, LLC
12.51.102.194	San Antonio, United States	AS7018AT&T Enterprises, LLC

Important routers in 12.51.0.0/16

Pingable IPs

1,556 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


12.51.21.225	AS7018AT&T Enterprises, LLC	1.80ms from Houston, US
12.51.23.33	AS7018AT&T Enterprises, LLC	1.63ms from Houston, US
12.51.42.49	AS7018AT&T Enterprises, LLC	6.92ms from Chicago, US
12.51.39.65	AS7018AT&T Enterprises, LLC	16.10ms from San Francisco, US
12.51.80.129	AS7018AT&T Enterprises, LLC	10.26ms from Hillsboro, US
12.51.40.17	AS7018AT&T Enterprises, LLC	12.01ms from Atlanta, US
12.51.52.31	AS7018AT&T Enterprises, LLC	12.08ms from Los Angeles, US
12.51.16.1	AS7018AT&T Enterprises, LLC	9.87ms from Dallas, US
12.51.8.33	AS7018AT&T Enterprises, LLC	1.38ms from Dallas, US
12.51.29.170	AS7018AT&T Enterprises, LLC	2.53ms from Atlanta, US

Other Pingable IPs

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


193.118.50.208	AS21859Zenlayer Inc	0.27ms from Amsterdam, NL
106.217.10.176	AS45609Bharti Airtel Ltd. AS for GPRS Service	0.98ms from Chennai, IN
123.144.55.112	AS4837CHINA UNICOM China169 Backbone	2.38ms from Chongqing, CN
20.94.172.208	AS8075Microsoft Corporation	7.29ms from Dallas, US
24.92.103.80	AS11427Charter Communications Inc	7.66ms from Houston, US
124.194.0.176	AS3786LG DACOM Corporation	1.82ms from Incheon, KR
104.32.44.64	AS20001Charter Communications Inc	5.37ms from Los Angeles, US
191.252.100.16	AS27715Locaweb Serviços de Internet S/A	0.99ms from Sao Paulo, BR
119.96.190.144	AS58563CHINANET Hubei province network	0.24ms from Wuhan, CN
80.99.92.48	AS213342Connect Telecommunications Infrastructure & Network Services Ltd.	3.67ms from Budapest, HU

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 -f3 12.51.36.65

traceroute to 12.51.36.65 (12.51.36.65): 64 hops max, 52 byte packets

3 [AS7018] 12.79.207.221 2.108 ms

4 [AS7018] 32.130.95.194 1.723 ms

5 [AS7018] 32.130.104.255 1.736 ms

6 [AS7018] 12.51.36.65 3.435 ms

Measurement taken from

IPinfo ProbeNet in San Jose, US

On August 15, 2026

Traceroute

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12.51.0.0/16

Summary

Sub-ranges

Important routers in 12.51.0.0/16

Important routers in 12.51.0.0/16

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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Important routers in 12.51.0.0/16

Pingable IPs

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Traceroute

12.51.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 12.51.0.0/16

Important routers in 12.51.0.0/16

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 12.51.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute