137.189.99.0/24

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Summary

IP address summary information
ASN	AS3661 — The Chinese University of Hong Kong
BGP Prefix	137.189.0.0/16
Pingable IPs	31
Routers	0


137.189.99.0	—	0
137.189.99.1	ieuga.ie.cuhk.edu.hk	0
137.189.99.2	pdns.ie.cuhk.edu.hk	0
137.189.99.3	sdns.ie.cuhk.edu.hk	0
137.189.99.4	ntecdns.ie.cuhk.edu.hk	0
137.189.99.5	iesun5.ie.cuhk.edu.hk	0
137.189.99.6	staffweb23.ie.cuhk.edu.hk	0
137.189.99.7	ieweb23.ie.cuhk.edu.hk	0
137.189.99.8	—	0
137.189.99.9	imapsrv.ie.cuhk.edu.hk	0
137.189.99.10	imap2.ie.cuhk.edu.hk	0
137.189.99.11	imap-netgrp.ie.cuhk.edu.hk	0
137.189.99.12	perweb23.ie.cuhk.edu.hk	0
137.189.99.13	ppiecuhkcc2.ie.cuhk.edu.hk	0
137.189.99.14	rlabweb.ie.cuhk.edu.hk	0

Traceroute

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

$ traceroute -a -n -q1 137.189.99.252

traceroute to 137.189.99.252 (137.189.99.252): 64 hops max, 52 byte packets

1 [AS15169] 72.14.239.92 0.984 ms

2 [] 123.255.91.50 2.183 ms

3 [AS3661] 137.189.99.252 2.662 ms

Measurement taken from

IPinfo ProbeNet in Hong Kong, HK

On August 7, 2026

Traceroute

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137.189.99.0/24

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137.189.99.0/24

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