173.20.21.0/24

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Summary

IP address summary information
ASN	AS30036 — Mediacom Communications Corp
BGP Prefix	173.20.20.0/23
Pingable IPs	147
Routers	1


173.20.21.0	173-20-21-0.client.mchsi.com
173.20.21.1	173-20-21-1.client.mchsi.com	Ping
173.20.21.2	173-20-21-2.client.mchsi.com	Ping
173.20.21.3	173-20-21-3.client.mchsi.com
173.20.21.4	173-20-21-4.client.mchsi.com	Ping
173.20.21.5	173-20-21-5.client.mchsi.com	Ping
173.20.21.6	173-20-21-6.client.mchsi.com	Ping
173.20.21.7	173-20-21-7.client.mchsi.com
173.20.21.8	173-20-21-8.client.mchsi.com
173.20.21.9	173-20-21-9.client.mchsi.com
173.20.21.10	173-20-21-10.client.mchsi.com	Ping
173.20.21.11	173-20-21-11.client.mchsi.com
173.20.21.12	173-20-21-12.client.mchsi.com	Ping
173.20.21.13	173-20-21-13.client.mchsi.com	Ping
173.20.21.14	173-20-21-14.client.mchsi.com	Ping

Traceroute

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

$ traceroute -a -n -q1 -f5 173.20.21.157

traceroute to 173.20.21.157 (173.20.21.157): 64 hops max, 52 byte packets

5 [AS6461] 64.125.53.9 1.146 ms

6 [AS30036] 68.66.72.30 1.393 ms

7 *

8 *

9 *

10 [AS30036] 173.20.21.157 22.331 ms

Measurement taken from

IPinfo ProbeNet in Atlanta, US

On August 7, 2026

Traceroute

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173.20.21.0/24

Summary

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173.20.21.0/24

Summary

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