56.21.0.0/16

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Summary

IP address summary information
ASNs	1
Countries	1
BGP Prefixes	1
Routers	0
Pingable IPs	0

United States
100.00%


56.21.0.0/24	United States100.00%	1	1
56.21.1.0/24	United States100.00%	1	1
56.21.2.0/24	United States100.00%	1	1
56.21.3.0/24	United States100.00%	1	1
56.21.4.0/24	United States100.00%	1	1
56.21.5.0/24	United States100.00%	1	1
56.21.6.0/24	United States100.00%	1	1
56.21.7.0/24	United States100.00%	1	1
56.21.8.0/24	United States100.00%	1	1
56.21.9.0/24	United States100.00%	1	1

Sub-ranges

Pingable IPs

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.


67.174.131.96	AS7922Comcast Cable Communications, LLC	4.62ms from Ashburn, US
186.87.142.208	AS10620Telmex Colombia S.A.	16.80ms from Bogota, CO
50.99.123.16	AS852TELUS Communications Inc.	4.27ms from Calgary, CA
39.176.135.48	AS56045China Mobile communications corporation	15.03ms from Changsha, CN
178.105.213.112	AS24940Hetzner Online GmbH	0.21ms from Falkenstein, DE
183.12.247.176	AS4134CHINANET BACKBONE	2.77ms from Guangzhou, CN
89.56.31.192	AS207790SWN Stadtwerke Neumuenster GmbH	2.15ms from Hamburg, DE
181.17.117.208	AS27889Telecomunicaciones MOVILNET	5.72ms from Lomé, TG
193.144.80.16	AS766RedIRIS Autonomous System	15.46ms from Madrid, ES
109.233.15.96	AS56474Computacenter (UK) Ltd	0.88ms from Manchester, GB

Pingable IPs

Traceroute

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

$ traceroute -a -n -q1 -f2 -m12 56.21.51.100

traceroute to 56.21.51.100 (56.21.51.100): 12 hops max, 52 byte packets

2 [AS56457] 185.201.254.56 0.088 ms

3 [AS174] 149.11.120.65 1.062 ms

4 [AS174] 154.54.37.141 11.124 ms

5 [AS174] 130.117.0.189 12.292 ms

6 [AS174] 130.117.0.94 16.977 ms

7 [AS174] 130.117.0.125 22.204 ms

8 [AS174] 154.54.59.177 24.523 ms

9 [AS174] 154.54.63.145 29.503 ms

10 *

11 *

12 *

Measurement taken from

IPinfo ProbeNet in Athens, GR

On September 10, 2026

Traceroute

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56.21.0.0/16

Summary

Sub-ranges

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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56.21.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Our IP tools

What is my IP?

Map IPs

Summarize IPs

Statistics

Sub-ranges

Pingable IPs

Other Pingable IPs

Traceroute