21.248.0.0/16

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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%


21.248.0.0/24	United States100.00%	1	1
21.248.1.0/24	United States100.00%	1	1
21.248.2.0/24	United States100.00%	1	1
21.248.3.0/24	United States100.00%	1	1
21.248.4.0/24	United States100.00%	1	1
21.248.5.0/24	United States100.00%	1	1
21.248.6.0/24	United States100.00%	1	1
21.248.7.0/24	United States100.00%	1	1
21.248.8.0/24	United States100.00%	1	1
21.248.9.0/24	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.


8.141.219.112	AS37963Hangzhou Alibaba Advertising Co.,Ltd.	1.60ms from Beijing, CN
121.23.211.0	AS4837CHINA UNICOM China169 Backbone	11.92ms from Beijing, CN
136.51.81.32	AS16591Google Fiber Inc.	6.95ms from Dallas, US
86.142.30.112	AS2856British Telecommunications Limited	2.01ms from London, GB
76.90.108.176	AS20001Charter Communications Inc	4.66ms from Los Angeles, US
104.180.29.112	AS7018AT&T Enterprises, LLC	10.23ms from Miami, US
87.24.54.0	AS3269Telecom Italia S.p.A.	0.66ms from Milan, IT
101.93.81.80	AS4812China Telecom (Group)	2.61ms from Shanghai, CN
126.66.233.240	AS17676SoftBank Corp.	3.06ms from Tokyo, JP
48.214.13.80	AS8075Microsoft Corporation	0.23ms from Boydton, US

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 -m9 21.248.0.135

traceroute to 21.248.0.135 (21.248.0.135): 9 hops max, 52 byte packets

2 [AS2516] 59.128.9.29 1.168 ms

3 [AS2516] 27.86.42.145 3.247 ms

4 [AS2516] 27.80.241.149 17.491 ms

5 [AS2516] 106.187.13.6 120.671 ms

6 [AS2516] 111.87.3.226 137.891 ms

7 *

8 *

9 *

Measurement taken from

IPinfo ProbeNet in Sapporo, JP

On August 7, 2026

Traceroute

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21.248.0.0/16

Summary

Sub-ranges

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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21.248.0.0/16

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