172.13.187.0/24

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Summary

IP address summary information
ASN	AS7018 — AT&T Enterprises, LLC
BGP Prefix	172.0.0.0/12
Pingable IPs	5
Routers	0


172.13.187.0	172-13-187-0.lightspeed.cicril.sbcglobal.net	0
172.13.187.1	172-13-187-1.lightspeed.cicril.sbcglobal.net	0
172.13.187.2	172-13-187-2.lightspeed.cicril.sbcglobal.net	0
172.13.187.3	172-13-187-3.lightspeed.cicril.sbcglobal.net	0
172.13.187.4	172-13-187-4.lightspeed.cicril.sbcglobal.net	0
172.13.187.5	172-13-187-5.lightspeed.cicril.sbcglobal.net	0
172.13.187.6	172-13-187-6.lightspeed.cicril.sbcglobal.net	0
172.13.187.7	172-13-187-7.lightspeed.cicril.sbcglobal.net	0
172.13.187.8	172-13-187-8.lightspeed.cicril.sbcglobal.net	0
172.13.187.9	172-13-187-9.lightspeed.cicril.sbcglobal.net	0
172.13.187.10	172-13-187-10.lightspeed.cicril.sbcglobal.net	0
172.13.187.11	172-13-187-11.lightspeed.cicril.sbcglobal.net	0
172.13.187.12	172-13-187-12.lightspeed.cicril.sbcglobal.net	0
172.13.187.13	172-13-187-13.lightspeed.cicril.sbcglobal.net	0
172.13.187.14	172-13-187-14.lightspeed.cicril.sbcglobal.net	0

Traceroute

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

$ traceroute -a -n -q1 -f4 172.13.187.65

traceroute to 172.13.187.65 (172.13.187.65): 64 hops max, 52 byte packets

4 [] 15.230.139.130 19.089 ms

5 *

6 *

7 *

8 [AS7018] 12.87.195.69 2.139 ms

9 [AS7018] 12.242.114.149 8.004 ms

10 *

11 [AS7018] 71.145.64.148 1.849 ms

12 *

13 [AS7018] 71.151.41.91 2.938 ms

14 [AS7018] 108.91.86.31 5.28 ms

15 [AS7018] 172.13.187.65 6.904 ms

Measurement taken from

IPinfo ProbeNet in Chicago, US

On August 20, 2026

Traceroute

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172.13.187.0/24

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172.13.187.0/24

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