18.26.4.0/24

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Summary

IP address summary information
ASN	AS3 — Massachusetts Institute of Technology
BGP Prefix	18.26.0.0/16
Pingable IPs	45
Routers	1


18.26.4.0	—
18.26.4.1	legacy26-4.default.csail.mit.edu	Ping
18.26.4.2	reserved-2.pdos.csail.mit.edu
18.26.4.3	reserved-3.pdos.csail.mit.edu
18.26.4.4	—
18.26.4.5	—
18.26.4.6	—
18.26.4.7	—
18.26.4.8	—
18.26.4.9	—
18.26.4.10	jarvis.pdos.csail.mit.edu	Ping
18.26.4.11	zz.lcs.mit.edu
18.26.4.12	wyvern.csail.mit.edu
18.26.4.13	hilbert.lcs.mit.edu
18.26.4.14	asbestos.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 -f3 18.26.4.42

traceroute to 18.26.4.42 (18.26.4.42): 64 hops max, 52 byte packets

3 [AS3356] 4.16.14.70 19.324 ms

4 [AS3] 18.0.162.17 19.551 ms

5 [AS3] 18.0.162.142 19.755 ms

6 *

7 [AS3] 128.30.4.10 19.825 ms

8 [AS3] 128.30.13.139 19.526 ms

9 [AS3] 18.26.4.42 19.153 ms

Measurement taken from

IPinfo ProbeNet in Pittsburgh, US

On August 27, 2026

Traceroute

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18.26.4.0/24

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18.26.4.0/24

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