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  1. All IP Ranges
  2. 21.0.0.0/8
  3. 21.1.0.0/16

21.1.0.0/16 IP Range

Summary

ASNs
1
Countries
1
BGP Prefixes1
Routers
0
Pingable IPs
0

Top Countries

Top BGP Prefixes

Top ASNs

  • AS749 United States Department of Defense (DoD)
    100%
21.1.0.0/24 United States 100%110
21.1.1.0/24 United States 100%110
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21.1.21.0/24 United States 100%110
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Pingable IPs

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
45.31.198.64AS7018 AT&T Enterprises, LLC7.51ms from Atlanta,  US
52.38.83.240AS16509 Amazon.com, Inc.0.15ms from Boardman,  US
147.135.152.64AS16276 OVH SAS0.08ms from Gravelines,  FR
119.131.129.144AS4134 CHINANET-BACKBONE5.90ms from Guangzhou,  CN
86.161.254.192AS2856 British Telecommunications PLC3.35ms from London,  GB
79.38.26.0AS3269 Telecom Italia S.p.A.5.21ms from Milan,  IT
115.22.99.112AS4766 Korea Telecom6.95ms from Seoul,  KR
210.223.223.112AS4766 Korea Telecom6.47ms from Seoul,  KR
1.241.217.144AS9318 SK Broadband Co Ltd2.10ms from Seoul,  KR
110.46.33.224AS9845 LG HelloVision Corp.11.68ms from Seoul,  KR

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -m5 21.1.28.122
traceroute to 21.1.28.122 (21.1.28.122): 5 hops max, 52 byte packets
3 *
4 *
5 *
Measurement taken from  IPinfo ProbeNet in London, GB
On