IPinfo - Comprehensive IP address data, IP geolocation API and database
  1. All IP Ranges
  2. 172.0.0.0/8
  3. 172.123.0.0/16

172.123.0.0/16 IP Range

Summary

ASNs
1
Countries
1
BGP Prefixes1
Routers
0
Pingable IPs
1,549

Top Countries

Top BGP Prefixes

Top ASNs

  • AS2497 Internet Initiative Japan Inc.
    100%
172.123.0.0/24 Japan 100%110
172.123.1.0/24 Japan 100%110
172.123.2.0/24 Japan 100%110
172.123.3.0/24 Japan 100%110
172.123.4.0/24 Japan 100%110
172.123.5.0/24 Japan 100%110
172.123.6.0/24 Japan 100%110
172.123.7.0/24 Japan 100%110
172.123.8.0/24 Japan 100%110
172.123.9.0/24 Japan 100%110
172.123.10.0/24 Japan 100%110
172.123.11.0/24 Japan 100%110
172.123.12.0/24 Japan 100%110
172.123.13.0/24 Japan 100%110
172.123.14.0/24 Japan 100%110
172.123.15.0/24 Japan 100%110
172.123.16.0/24 Japan 100%110
172.123.17.0/24 Japan 100%110
172.123.18.0/24 Japan 100%110
172.123.19.0/24 Japan 100%110
172.123.20.0/24 Japan 100%110
172.123.21.0/24 Japan 100%110
172.123.22.0/24 Japan 100%110
172.123.23.0/24 Japan 100%110
172.123.24.0/24 Japan 100%110
172.123.25.0/24 Japan 100%110
172.123.26.0/24 Japan 100%110
172.123.27.0/24 Japan 100%110
172.123.28.0/24 Japan 100%110
172.123.29.0/24 Japan 100%110
172.123.30.0/24 Japan 100%110
172.123.31.0/24 Japan 100%110
172.123.32.0/24 Japan 100%110
172.123.33.0/24 Japan 100%110
172.123.34.0/24 Japan 100%110
172.123.35.0/24 Japan 100%110
172.123.36.0/24 Japan 100%110
172.123.37.0/24 Japan 100%110
172.123.38.0/24 Japan 100%110
172.123.39.0/24 Japan 100%110
172.123.40.0/24 Japan 100%110
172.123.41.0/24 Japan 100%110
172.123.42.0/24 Japan 100%110
172.123.43.0/24 Japan 100%110
172.123.44.0/24 Japan 100%110
172.123.45.0/24 Japan 100%110
172.123.46.0/24 Japan 100%110
172.123.47.0/24 Japan 100%110
172.123.48.0/24 Japan 100%110
172.123.49.0/24 Japan 100%110
172.123.50.0/24 Japan 100%110
172.123.51.0/24 Japan 100%110
172.123.52.0/24 Japan 100%110
172.123.53.0/24 Japan 100%110
172.123.54.0/24 Japan 100%110
172.123.55.0/24 Japan 100%110
172.123.56.0/24 Japan 100%110
172.123.57.0/24 Japan 100%110
172.123.58.0/24 Japan 100%110
172.123.59.0/24 Japan 100%110
172.123.60.0/24 Japan 100%110
172.123.61.0/24 Japan 100%110
172.123.62.0/24 Japan 100%110
172.123.63.0/24 Japan 100%110
172.123.64.0/24 Japan 100%110
172.123.65.0/24 Japan 100%110
172.123.66.0/24 Japan 100%110
172.123.67.0/24 Japan 100%110
172.123.68.0/24 Japan 100%110
172.123.69.0/24 Japan 100%110
172.123.70.0/24 Japan 100%110
172.123.71.0/24 Japan 100%110
172.123.72.0/24 Japan 100%110
172.123.73.0/24 Japan 100%110
172.123.74.0/24 Japan 100%110
172.123.75.0/24 Japan 100%110
172.123.76.0/24 Japan 100%110
172.123.77.0/24 Japan 100%110
172.123.78.0/24 Japan 100%110
172.123.79.0/24 Japan 100%110
172.123.80.0/24 Japan 100%110
172.123.81.0/24 Japan 100%110
172.123.82.0/24 Japan 100%110
172.123.83.0/24 Japan 100%110
172.123.84.0/24 Japan 100%110
172.123.85.0/24 Japan 100%110
172.123.86.0/24 Japan 100%110
172.123.87.0/24 Japan 100%110
172.123.88.0/24 Japan 100%110
172.123.89.0/24 Japan 100%110
172.123.90.0/24 Japan 100%110
172.123.91.0/24 Japan 100%110
172.123.92.0/24 Japan 100%110
172.123.93.0/24 Japan 100%110
172.123.94.0/24 Japan 100%110
172.123.95.0/24 Japan 100%110
172.123.96.0/24 Japan 100%110
172.123.97.0/24 Japan 100%110
172.123.98.0/24 Japan 100%110
172.123.99.0/24 Japan 100%110
172.123.100.0/24 Japan 100%110
172.123.101.0/24 Japan 100%110
172.123.102.0/24 Japan 100%110
172.123.103.0/24 Japan 100%110
172.123.104.0/24 Japan 100%110
172.123.105.0/24 Japan 100%110
172.123.106.0/24 Japan 100%110
172.123.107.0/24 Japan 100%110
172.123.108.0/24 Japan 100%110
172.123.109.0/24 Japan 100%110
172.123.110.0/24 Japan 100%110
172.123.111.0/24 Japan 100%110
172.123.112.0/24 Japan 100%110
172.123.113.0/24 Japan 100%110
172.123.114.0/24 Japan 100%110
172.123.115.0/24 Japan 100%110
172.123.116.0/24 Japan 100%110
172.123.117.0/24 Japan 100%110
172.123.118.0/24 Japan 100%110
172.123.119.0/24 Japan 100%110
172.123.120.0/24 Japan 100%110
172.123.121.0/24 Japan 100%110
172.123.122.0/24 Japan 100%110
172.123.123.0/24 Japan 100%110
172.123.124.0/24 Japan 100%110
172.123.125.0/24 Japan 100%110
172.123.126.0/24 Japan 100%110
172.123.127.0/24 Japan 100%110
172.123.128.0/24 Japan 100%110
172.123.129.0/24 Japan 100%110
172.123.130.0/24 Japan 100%110
172.123.131.0/24 Japan 100%110
172.123.132.0/24 Japan 100%110
172.123.133.0/24 Japan 100%110
172.123.134.0/24 Japan 100%110
172.123.135.0/24 Japan 100%110
172.123.136.0/24 Japan 100%110
172.123.137.0/24 Japan 100%110
172.123.138.0/24 Japan 100%110
172.123.139.0/24 Japan 100%110
172.123.140.0/24 Japan 100%110
172.123.141.0/24 Japan 100%110
172.123.142.0/24 Japan 100%110
172.123.143.0/24 Japan 100%110
172.123.144.0/24 Japan 100%110
172.123.145.0/24 Japan 100%110
172.123.146.0/24 Japan 100%110
172.123.147.0/24 Japan 100%110
172.123.148.0/24 Japan 100%110
172.123.149.0/24 Japan 100%110
172.123.150.0/24 Japan 100%110
172.123.151.0/24 Japan 100%110
172.123.152.0/24 Japan 100%110
172.123.153.0/24 Japan 100%110
172.123.154.0/24 Japan 100%110
172.123.155.0/24 Japan 100%110
172.123.156.0/24 Japan 100%110
172.123.157.0/24 Japan 100%110
172.123.158.0/24 Japan 100%110
172.123.159.0/24 Japan 100%110
172.123.160.0/24 Japan 100%110
172.123.161.0/24 Japan 100%110
172.123.162.0/24 Japan 100%110
172.123.163.0/24 Japan 100%110
172.123.164.0/24 Japan 100%110
172.123.165.0/24 Japan 100%110
172.123.166.0/24 Japan 100%110
172.123.167.0/24 Japan 100%110
172.123.168.0/24 Japan 100%110
172.123.169.0/24 Japan 100%110
172.123.170.0/24 Japan 100%110
172.123.171.0/24 Japan 100%110
172.123.172.0/24 Japan 100%110
172.123.173.0/24 Japan 100%110
172.123.174.0/24 Japan 100%110
172.123.175.0/24 Japan 100%110
172.123.176.0/24 Japan 100%110
172.123.177.0/24 Japan 100%110
172.123.178.0/24 Japan 100%110
172.123.179.0/24 Japan 100%110
172.123.180.0/24 Japan 100%110
172.123.181.0/24 Japan 100%110
172.123.182.0/24 Japan 100%110
172.123.183.0/24 Japan 100%110
172.123.184.0/24 Japan 100%110
172.123.185.0/24 Japan 100%110
172.123.186.0/24 Japan 100%110
172.123.187.0/24 Japan 100%110
172.123.188.0/24 Japan 100%110
172.123.189.0/24 Japan 100%110
172.123.190.0/24 Japan 100%110
172.123.191.0/24 Japan 100%110
172.123.192.0/24 Japan 100%110
172.123.193.0/24 Japan 100%110
172.123.194.0/24 Japan 100%110
172.123.195.0/24 Japan 100%110
172.123.196.0/24 Japan 100%110
172.123.197.0/24 Japan 100%110
172.123.198.0/24 Japan 100%110
172.123.199.0/24 Japan 100%110
172.123.200.0/24 Japan 100%110
172.123.201.0/24 Japan 100%110
172.123.202.0/24 Japan 100%110
172.123.203.0/24 Japan 100%110
172.123.204.0/24 Japan 100%110
172.123.205.0/24 Japan 100%110
172.123.206.0/24 Japan 100%110
172.123.207.0/24 Japan 100%110
172.123.208.0/24 Japan 100%110
172.123.209.0/24 Japan 100%110
172.123.210.0/24 Japan 100%110
172.123.211.0/24 Japan 100%110
172.123.212.0/24 Japan 100%110
172.123.213.0/24 Japan 100%110
172.123.214.0/24 Japan 100%110
172.123.215.0/24 Japan 100%110
172.123.216.0/24 Japan 100%110
172.123.217.0/24 Japan 100%110
172.123.218.0/24 Japan 100%110
172.123.219.0/24 Japan 100%110
172.123.220.0/24 Japan 100%110
172.123.221.0/24 Japan 100%110
172.123.222.0/24 Japan 100%110
172.123.223.0/24 Japan 100%110
172.123.224.0/24 Japan 100%110
172.123.225.0/24 Japan 100%110
172.123.226.0/24 Japan 100%110
172.123.227.0/24 Japan 100%110
172.123.228.0/24 Japan 100%110
172.123.229.0/24 Japan 100%110
172.123.230.0/24 Japan 100%110
172.123.231.0/24 Japan 100%110
172.123.232.0/24 Japan 100%110
172.123.233.0/24 Japan 100%110
172.123.234.0/24 Japan 100%110
172.123.235.0/24 Japan 100%110
172.123.236.0/24 Japan 100%110
172.123.237.0/24 Japan 100%110
172.123.238.0/24 Japan 100%110
172.123.239.0/24 Japan 100%110
172.123.240.0/24 Japan 100%110
172.123.241.0/24 Japan 100%110
172.123.242.0/24 Japan 100%110
172.123.243.0/24 Japan 100%110
172.123.244.0/24 Japan 100%110
172.123.245.0/24 Japan 100%110
172.123.246.0/24 Japan 100%110
172.123.247.0/24 Japan 100%110
172.123.248.0/24 Japan 100%110
172.123.249.0/24 Japan 100%110
172.123.250.0/24 Japan 100%110
172.123.251.0/24 Japan 100%110
172.123.252.0/24 Japan 100%110
172.123.253.0/24 Japan 100%110
172.123.254.0/24 Japan 100%110
172.123.255.0/24 Japan 100%110

Pingable IPs

1,549 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
172.123.48.242AS2497 Internet Initiative Japan Inc.240.97ms from Dallas,  US
172.123.17.37AS2497 Internet Initiative Japan Inc.176.51ms from Seattle,  US
172.123.42.114AS2497 Internet Initiative Japan Inc.46.83ms from Tokyo,  JP
172.123.19.209AS2497 Internet Initiative Japan Inc.41.92ms from Osaka,  JP
172.123.38.227AS2497 Internet Initiative Japan Inc.27.09ms from Tokyo,  JP
172.123.20.111AS2497 Internet Initiative Japan Inc.47.47ms from Osaka,  JP
172.123.5.251AS2497 Internet Initiative Japan Inc.34.04ms from Osaka,  JP
172.123.34.252AS2497 Internet Initiative Japan Inc.40.39ms from Osaka,  JP
172.123.8.138AS2497 Internet Initiative Japan Inc.48.97ms from Osaka,  JP
172.123.14.195AS2497 Internet Initiative Japan Inc.50.50ms from Osaka,  JP

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
68.107.230.176AS22773 Cox Communications Inc.9.07ms from Ashburn,  US
52.226.217.176AS8075 Microsoft Corporation0.40ms from Ashburn,  US
187.255.238.96AS28573 Claro NXT Telecomunicacoes Ltda10.03ms from Curitiba,  BR
83.194.74.240AS3215 Orange S.A.13.06ms from Frankfurt am Main,  DE
154.19.100.48AS8796 FASTNET DATA INC0.30ms from Los Angeles,  US
31.197.30.128AS3269 Telecom Italia S.p.A.3.76ms from Milan,  IT
104.229.132.96AS11351 Charter Communications Inc17.12ms from New York City,  US
180.0.168.208AS4713 NTT DOCOMO BUSINESS,Inc.2.85ms from Osaka,  JP
152.255.14.0AS26599 TELEFÔNICA BRASIL S.A7.09ms from Osasco,  BR
119.183.118.96AS4837 CHINA UNICOM China169 Backbone3.30ms from Qingdao,  CN

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 172.123.11.179
traceroute to 172.123.11.179 (172.123.11.179): 12 hops max, 52 byte packets
2 [AS47447] 212.83.33.9 1.064 ms
3 [AS47447] 62.113.192.81 1.429 ms
4 [AS3356] 62.67.110.185 0.384 ms
5 *
6 [AS2497] 210.130.133.58 15.074 ms
7 *
8 *
9 [AS2497] 133.142.196.50 265.936 ms
10 *
11 *
12 *
Measurement taken from  IPinfo ProbeNet in Frankfurt am Main, DE
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