131.225.15.0/24

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Summary

IP address summary information
ASN	AS3152 — Fermi National Accelerator Laboratory (Fermilab)
BGP Prefix	131.225.0.0/16
Pingable IPs	42
Routers	14


131.225.15.0	uplink-0-subnet.fnal.gov	0
131.225.15.1	—	0
131.225.15.2	—	0
131.225.15.3	—	0
131.225.15.4	fcc-hub-to-bdr2-uplink-subnet.fnal.gov	0
131.225.15.5	—	0
131.225.15.6	—	0
131.225.15.7	—	0
131.225.15.8	f-s-netmgr-to-r-s-netmgr-uplink-subnet.fnal.gov	0
131.225.15.9	—	0
131.225.15.10	—	0
131.225.15.11	—	0
131.225.15.12	bdr-gccb-to-edge-2-uplink.fnal.gov	0
131.225.15.13	—	0
131.225.15.14	r-bdr-gccb-1-e10-1.fnal.gov	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 131.225.15.42

traceroute to 131.225.15.42 (131.225.15.42): 64 hops max, 52 byte packets

4 [] 208.115.136.58 1.025 ms

5 *

6 [AS291] 198.124.216.73 2.581 ms

7 [AS291] 198.124.216.74 2.559 ms

8 [AS3152] 131.225.102.1 2.985 ms

9 [AS3152] 131.225.15.45 3.268 ms

10 [AS3152] 131.225.15.42 2.921 ms

Measurement taken from

IPinfo ProbeNet in Chicago, US

On August 27, 2026

Traceroute

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131.225.15.0/24

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131.225.15.0/24

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