12.72.139.0/24

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Summary

IP address summary information
ASN	AS7018 — AT&T Enterprises, LLC
BGP Prefix	12.0.0.0/9
Pingable IPs	49
Routers	0


12.72.139.0	—	Ping
12.72.139.1	1.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.2	2.san-francisco-07rh16rt.ca.dial-access.att.net	Ping
12.72.139.3	3.san-francisco-07rh16rt.ca.dial-access.att.net	Ping
12.72.139.4	4.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.5	5.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.6	6.san-francisco-07rh16rt.ca.dial-access.att.net	Ping
12.72.139.7	7.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.8	8.san-francisco-07rh16rt.ca.dial-access.att.net	Ping
12.72.139.9	9.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.10	10.san-francisco-07rh16rt.ca.dial-access.att.net	Ping
12.72.139.11	11.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.12	12.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.13	13.san-francisco-07rh16rt.ca.dial-access.att.net
12.72.139.14	14.san-francisco-07rh16rt.ca.dial-access.att.net

Traceroute

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

$ traceroute -a -n -q1 -f4 12.72.139.16

traceroute to 12.72.139.16 (12.72.139.16): 64 hops max, 52 byte packets

4 [AS7018] 12.76.103.253 1.981 ms

5 *

6 *

7 *

8 [AS7018] 12.83.186.90 12.059 ms

9 [AS7018] 12.83.186.106 6.653 ms

10 [AS20057] 166.147.126.37 9.344 ms

11 [AS7018] 107.72.199.238 6.184 ms

12 *

13 *

14 *

15 [AS7018] 12.72.139.16 199.941 ms

Measurement taken from

IPinfo ProbeNet in Dallas, US

On August 20, 2026

Traceroute

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12.72.139.0/24

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12.72.139.0/24

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