IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 101.0.0.0/8
  3. 101.21.0.0/16

101.21.0.0/16 IP Range

Summary

ASNs
1
Countries
1
BGP Prefixes1
Routers
0
Pingable IPs
22,454

Top Countries

Top BGP Prefixes

Top ASNs

  • AS4837 CHINA UNICOM China169 Backbone
    100%
101.21.0.0/24 China 100%110
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Pingable IPs

22,454 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
101.21.82.24AS4837 CHINA UNICOM China169 Backbone9.90ms from Beijing,  CN
101.21.69.201AS4837 CHINA UNICOM China169 Backbone9.81ms from Beijing,  CN
101.21.49.23AS4837 CHINA UNICOM China169 Backbone10.80ms from Beijing,  CN
101.21.5.44AS4837 CHINA UNICOM China169 Backbone8.96ms from Beijing,  CN
101.21.59.251AS4837 CHINA UNICOM China169 Backbone10.57ms from Beijing,  CN
101.21.27.112AS4837 CHINA UNICOM China169 Backbone10.85ms from Beijing,  CN
101.21.118.80AS4837 CHINA UNICOM China169 Backbone11.45ms from Beijing,  CN
101.21.52.71AS4837 CHINA UNICOM China169 Backbone10.91ms from Beijing,  CN
101.21.3.19AS4837 CHINA UNICOM China169 Backbone9.07ms from Beijing,  CN
101.21.92.1AS4837 CHINA UNICOM China169 Backbone10.02ms from Beijing,  CN

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
209.71.54.64AS20259 Copper Valley Long Distance, LLC3.93ms from Anchorage,  US
67.237.76.128AS19901 Brightspeed8.19ms from Ashburn,  US
114.240.249.80AS4808 China Unicom Beijing Province Network3.46ms from Beijing,  CN
90.205.237.96AS5607 Sky UK Limited4.82ms from Erith,  GB
200.229.211.128AS61778 R2 Comércio e Serviços de Informática Ltda13.55ms from Fortaleza,  BR
181.177.230.240AS27843 WIN EMPRESAS S.A.C.0.29ms from Lima,  PE
70.127.222.64AS33363 Charter Communications, Inc8.81ms from Orlando,  US
179.125.200.224AS28649 Desktop Sigmanet Comunicação Multimídia SA2.55ms from Osasco,  BR
73.157.153.0AS7922 Comcast Cable Communications, LLC2.83ms from Portland,  US
217.12.128.16AS12559 BCC SISTEMI INFORMATICI S.P.A.2.18ms from Rome,  IT

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f5 101.21.5.4
traceroute to 101.21.5.4 (101.21.5.4): 64 hops max, 52 byte packets
5 [] 220.128.4.165 12.353 ms
6 [] 220.128.30.137 8.963 ms
7 [AS4837] 219.158.34.97 23.684 ms
8 [AS4837] 219.158.8.185 41.387 ms
9 *
10 *
11 *
12 *
13 [AS4837] 101.21.5.4 58.283 ms
Measurement taken from  IPinfo ProbeNet in Taichung, TW
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