128.52.139.0/24

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Summary

IP address summary information
ASN	AS3 — Massachusetts Institute of Technology
BGP Prefix	128.52.0.0/16
Pingable IPs	24
Routers	0


128.52.139.0	52-139-0.openstack.csail.mit.edu
128.52.139.1	52-139-1.openstack.csail.mit.edu
128.52.139.2	52-139-2.openstack.csail.mit.edu
128.52.139.3	52-139-3.openstack.csail.mit.edu	Ping
128.52.139.4	52-139-4.openstack.csail.mit.edu
128.52.139.5	52-139-5.openstack.csail.mit.edu
128.52.139.6	52-139-6.openstack.csail.mit.edu
128.52.139.7	52-139-7.openstack.csail.mit.edu
128.52.139.8	52-139-8.openstack.csail.mit.edu
128.52.139.9	52-139-9.openstack.csail.mit.edu
128.52.139.10	52-139-10.openstack.csail.mit.edu
128.52.139.11	52-139-11.openstack.csail.mit.edu
128.52.139.12	52-139-12.openstack.csail.mit.edu
128.52.139.13	52-139-13.openstack.csail.mit.edu
128.52.139.14	52-139-14.openstack.csail.mit.edu

Traceroute

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

$ traceroute -a -n -q1 -f4 128.52.139.238

traceroute to 128.52.139.238 (128.52.139.238): 64 hops max, 52 byte packets

4 [AS174] 154.54.75.138 9.786 ms

5 [AS174] 154.54.94.45 76.964 ms

6 [AS174] 154.54.87.110 82.657 ms

7 [AS174] 38.104.186.186 86.693 ms

8 [AS3] 18.0.162.13 90.56 ms

9 [AS3] 18.0.162.142 87.101 ms

10 *

11 [AS3] 128.30.4.2 87.151 ms

12 [AS3] 128.52.139.238 87.874 ms

Measurement taken from

IPinfo ProbeNet in Tours, FR

On August 7, 2026

Traceroute

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128.52.139.0/24

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128.52.139.0/24

Summary

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