172.3.4.0/24

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Summary

IP address summary information
ASN	AS7018 — AT&T Enterprises, LLC
BGP Prefix	172.0.0.0/12
Pingable IPs	4
Routers	1


172.3.4.0	172-3-4-0.lightspeed.irvnca.sbcglobal.net	0
172.3.4.1	172-3-4-1.lightspeed.irvnca.sbcglobal.net	0
172.3.4.2	172-3-4-2.lightspeed.irvnca.sbcglobal.net	0
172.3.4.3	172-3-4-3.lightspeed.irvnca.sbcglobal.net	0
172.3.4.4	172-3-4-4.lightspeed.irvnca.sbcglobal.net	0
172.3.4.5	172-3-4-5.lightspeed.irvnca.sbcglobal.net	0
172.3.4.6	172-3-4-6.lightspeed.irvnca.sbcglobal.net	0
172.3.4.7	172-3-4-7.lightspeed.irvnca.sbcglobal.net	0
172.3.4.8	172-3-4-8.lightspeed.irvnca.sbcglobal.net	0
172.3.4.9	172-3-4-9.lightspeed.irvnca.sbcglobal.net	0
172.3.4.10	172-3-4-10.lightspeed.irvnca.sbcglobal.net	0
172.3.4.11	172-3-4-11.lightspeed.irvnca.sbcglobal.net	0
172.3.4.12	172-3-4-12.lightspeed.irvnca.sbcglobal.net	0
172.3.4.13	172-3-4-13.lightspeed.irvnca.sbcglobal.net	0
172.3.4.14	172-3-4-14.lightspeed.irvnca.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 -f2 172.3.4.82

traceroute to 172.3.4.82 (172.3.4.82): 64 hops max, 52 byte packets

2 [] 216.187.113.209 16.831 ms

3 [AS1299] 213.248.83.12 0.491 ms

4 [AS1299] 62.115.45.151 7.394 ms

5 *

6 *

7 *

8 *

9 [AS7018] 172.3.4.82 28.796 ms

Measurement taken from

IPinfo ProbeNet in Los Angeles, US

On September 3, 2026

Traceroute

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172.3.4.0/24

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172.3.4.0/24

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