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
1,508

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

1,508 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
172.123.179.111AS2497 Internet Initiative Japan Inc.26.21ms from Osaka,  JP
172.123.178.173AS2497 Internet Initiative Japan Inc.26.09ms from Osaka,  JP
172.123.162.216AS2497 Internet Initiative Japan Inc.33.87ms from Osaka,  JP
172.123.252.102AS2497 Internet Initiative Japan Inc.26.61ms from Tokyo,  JP
172.123.226.138AS2497 Internet Initiative Japan Inc.24.16ms from Tokyo,  JP
172.123.253.228AS2497 Internet Initiative Japan Inc.24.73ms from Tokyo,  JP
172.123.191.65AS2497 Internet Initiative Japan Inc.19.13ms from Osaka,  JP
172.123.208.182AS2497 Internet Initiative Japan Inc.31.27ms from Osaka,  JP
172.123.215.221AS2497 Internet Initiative Japan Inc.35.21ms from Osaka,  JP
172.123.237.150AS2497 Internet Initiative Japan Inc.26.16ms 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.
159.192.85.80AS131090 CAT TELECOM Public Company Ltd,CAT16.83ms from Bangkok,  TH
43.209.57.192AS16509 Amazon.com, Inc.1.57ms from Bangkok,  TH
190.112.121.48AS28048 Internet Para Todos - Gobierno de La Rioja8.77ms from Cordoba,  AR
80.154.87.0AS3320 Deutsche Telekom AG0.85ms from Hamburg,  DE
118.96.192.0AS7713 PT Telekomunikasi Indonesia4.13ms from Jakarta,  ID
91.125.169.176AS6871 Plusnet6.05ms from London,  GB
151.40.82.48AS1267 WIND TRE S.P.A.7.78ms from Milan,  IT
104.18.46.208AS13335 Cloudflare, Inc.0.12ms from Porto Alegre,  BR
27.200.195.144AS4837 CHINA UNICOM China169 Backbone5.46ms from Qingdao,  CN
58.122.110.16AS9318 SK Broadband Co Ltd1.93ms 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 -f4 172.123.181.29
traceroute to 172.123.181.29 (172.123.181.29): 64 hops max, 52 byte packets
4 [AS2497] 216.98.100.233 19.217 ms
5 [AS2497] 58.138.81.233 64.154 ms
6 [AS2497] 58.138.88.113 166.606 ms
7 [AS2497] 133.142.197.50 166.576 ms
8 *
9 [AS2497] 172.123.181.29 683.569 ms
Measurement taken from  IPinfo ProbeNet in Mount Prospect, US
On