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Summary

ASNs
1
Countries
1
BGP Prefixes3
Routers
2
Pingable IPs
68
1.51.0.0/24 China 100%110
1.51.1.0/24 China 100%110
1.51.2.0/24 China 100%110
1.51.3.0/24 China 100%112
1.51.4.0/24 China 100%110
1.51.5.0/24 China 100%110
1.51.6.0/24 China 100%110
1.51.7.0/24 China 100%110
1.51.8.0/24 China 100%110
1.51.9.0/24 China 100%110
1.51.10.0/24 China 100%110
1.51.11.0/24 China 100%110
1.51.12.0/24 China 100%110
1.51.13.0/24 China 100%110
1.51.14.0/24 China 100%110
1.51.15.0/24 China 100%110
1.51.16.0/24 China 100%110
1.51.17.0/24 China 100%110
1.51.18.0/24 China 100%110
1.51.19.0/24 China 100%110
1.51.20.0/24 China 100%110
1.51.21.0/24 China 100%110
1.51.22.0/24 China 100%110
1.51.23.0/24 China 100%110
1.51.24.0/24 China 100%110
1.51.25.0/24 China 100%110
1.51.26.0/24 China 100%110
1.51.27.0/24 China 100%110
1.51.28.0/24 China 100%110
1.51.29.0/24 China 100%110
1.51.30.0/24 China 100%110
1.51.31.0/24 China 100%110
1.51.32.0/24 China 100%110
1.51.33.0/24 China 100%110
1.51.34.0/24 China 100%110
1.51.35.0/24 China 100%110
1.51.36.0/24 China 100%110
1.51.37.0/24 China 100%110
1.51.38.0/24 China 100%110
1.51.39.0/24 China 100%110
1.51.40.0/24 China 100%110
1.51.41.0/24 China 100%110
1.51.42.0/24 China 100%110
1.51.43.0/24 China 100%110
1.51.44.0/24 China 100%110
1.51.45.0/24 China 100%110
1.51.46.0/24 China 100%110
1.51.47.0/24 China 100%110
1.51.48.0/24 China 100%110
1.51.49.0/24 China 100%110
1.51.50.0/24 China 100%110
1.51.51.0/24 China 100%110
1.51.52.0/24 China 100%110
1.51.53.0/24 China 100%110
1.51.54.0/24 China 100%110
1.51.55.0/24 China 100%110
1.51.56.0/24 China 100%110
1.51.57.0/24 China 100%110
1.51.58.0/24 China 100%110
1.51.59.0/24 China 100%110
1.51.60.0/24 China 100%110
1.51.61.0/24 China 100%110
1.51.62.0/24 China 100%110
1.51.63.0/24 China 100%110
1.51.64.0/24 China 100%110
1.51.65.0/24 China 100%110
1.51.66.0/24 China 100%110
1.51.67.0/24 China 100%110
1.51.68.0/24 China 100%110
1.51.69.0/24 China 100%110
1.51.70.0/24 China 100%110
1.51.71.0/24 China 100%110
1.51.72.0/24 China 100%110
1.51.73.0/24 China 100%110
1.51.74.0/24 China 100%110
1.51.75.0/24 China 100%110
1.51.76.0/24 China 100%110
1.51.77.0/24 China 100%110
1.51.78.0/24 China 100%110
1.51.79.0/24 China 100%110
1.51.80.0/24 China 100%110
1.51.81.0/24 China 100%110
1.51.82.0/24 China 100%110
1.51.83.0/24 China 100%110
1.51.84.0/24 China 100%110
1.51.85.0/24 China 100%110
1.51.86.0/24 China 100%110
1.51.87.0/24 China 100%110
1.51.88.0/24 China 100%110
1.51.89.0/24 China 100%110
1.51.90.0/24 China 100%110
1.51.91.0/24 China 100%110
1.51.92.0/24 China 100%110
1.51.93.0/24 China 100%110
1.51.94.0/24 China 100%110
1.51.95.0/24 China 100%110
1.51.96.0/24 China 100%110
1.51.97.0/24 China 100%110
1.51.98.0/24 China 100%110
1.51.99.0/24 China 100%110
1.51.100.0/24 China 100%110
1.51.101.0/24 China 100%110
1.51.102.0/24 China 100%110
1.51.103.0/24 China 100%110
1.51.104.0/24 China 100%110
1.51.105.0/24 China 100%110
1.51.106.0/24 China 100%110
1.51.107.0/24 China 100%110
1.51.108.0/24 China 100%110
1.51.109.0/24 China 100%110
1.51.110.0/24 China 100%110
1.51.111.0/24 China 100%110
1.51.112.0/24 China 100%110
1.51.113.0/24 China 100%110
1.51.114.0/24 China 100%110
1.51.115.0/24 China 100%110
1.51.116.0/24 China 100%110
1.51.117.0/24 China 100%110
1.51.118.0/24 China 100%110
1.51.119.0/24 China 100%110
1.51.120.0/24 China 100%110
1.51.121.0/24 China 100%110
1.51.122.0/24 China 100%110
1.51.123.0/24 China 100%110
1.51.124.0/24 China 100%110
1.51.125.0/24 China 100%110
1.51.126.0/24 China 100%110
1.51.127.0/24 China 100%110
1.51.128.0/24 China 100%110
1.51.129.0/24 China 100%110
1.51.130.0/24 China 100%110
1.51.131.0/24 China 100%110
1.51.132.0/24 China 100%110
1.51.133.0/24 China 100%110
1.51.134.0/24 China 100%110
1.51.135.0/24 China 100%110
1.51.136.0/24 China 100%110
1.51.137.0/24 China 100%110
1.51.138.0/24 China 100%110
1.51.139.0/24 China 100%110
1.51.140.0/24 China 100%110
1.51.141.0/24 China 100%110
1.51.142.0/24 China 100%110
1.51.143.0/24 China 100%110
1.51.144.0/24 China 100%110
1.51.145.0/24 China 100%110
1.51.146.0/24 China 100%110
1.51.147.0/24 China 100%110
1.51.148.0/24 China 100%110
1.51.149.0/24 China 100%110
1.51.150.0/24 China 100%110
1.51.151.0/24 China 100%110
1.51.152.0/24 China 100%110
1.51.153.0/24 China 100%110
1.51.154.0/24 China 100%110
1.51.155.0/24 China 100%110
1.51.156.0/24 China 100%110
1.51.157.0/24 China 100%110
1.51.158.0/24 China 100%110
1.51.159.0/24 China 100%110
1.51.160.0/24 China 100%110
1.51.161.0/24 China 100%110
1.51.162.0/24 China 100%110
1.51.163.0/24 China 100%110
1.51.164.0/24 China 100%110
1.51.165.0/24 China 100%110
1.51.166.0/24 China 100%110
1.51.167.0/24 China 100%110
1.51.168.0/24 China 100%110
1.51.169.0/24 China 100%110
1.51.170.0/24 China 100%110
1.51.171.0/24 China 100%110
1.51.172.0/24 China 100%110
1.51.173.0/24 China 100%110
1.51.174.0/24 China 100%110
1.51.175.0/24 China 100%110
1.51.176.0/24 China 100%110
1.51.177.0/24 China 100%110
1.51.178.0/24 China 100%110
1.51.179.0/24 China 100%110
1.51.180.0/24 China 100%110
1.51.181.0/24 China 100%110
1.51.182.0/24 China 100%110
1.51.183.0/24 China 100%110
1.51.184.0/24 China 100%110
1.51.185.0/24 China 100%110
1.51.186.0/24 China 100%110
1.51.187.0/24 China 100%110
1.51.188.0/24 China 100%110
1.51.189.0/24 China 100%110
1.51.190.0/24 China 100%110
1.51.191.0/24 China 100%110
1.51.192.0/24 China 100%110
1.51.193.0/24 China 100%110
1.51.194.0/24 China 100%110
1.51.195.0/24 China 100%110
1.51.196.0/24 China 100%110
1.51.197.0/24 China 100%110
1.51.198.0/24 China 100%110
1.51.199.0/24 China 100%110
1.51.200.0/24 China 100%110
1.51.201.0/24 China 100%110
1.51.202.0/24 China 100%110
1.51.203.0/24 China 100%110
1.51.204.0/24 China 100%110
1.51.205.0/24 China 100%110
1.51.206.0/24 China 100%110
1.51.207.0/24 China 100%110
1.51.208.0/24 China 100%110
1.51.209.0/24 China 100%110
1.51.210.0/24 China 100%110
1.51.211.0/24 China 100%110
1.51.212.0/24 China 100%110
1.51.213.0/24 China 100%110
1.51.214.0/24 China 100%110
1.51.215.0/24 China 100%110
1.51.216.0/24 China 100%110
1.51.217.0/24 China 100%110
1.51.218.0/24 China 100%110
1.51.219.0/24 China 100%110
1.51.220.0/24 China 100%110
1.51.221.0/24 China 100%110
1.51.222.0/24 China 100%110
1.51.223.0/24 China 100%110
1.51.224.0/24 China 100%110
1.51.225.0/24 China 100%110
1.51.226.0/24 China 100%110
1.51.227.0/24 China 100%110
1.51.228.0/24 China 100%110
1.51.229.0/24 China 100%110
1.51.230.0/24 China 100%110
1.51.231.0/24 China 100%110
1.51.232.0/24 China 100%110
1.51.233.0/24 China 100%110
1.51.234.0/24 China 100%110
1.51.235.0/24 China 100%110
1.51.236.0/24 China 100%110
1.51.237.0/24 China 100%110
1.51.238.0/24 China 100%110
1.51.239.0/24 China 100%110
1.51.240.0/24 China 100%110
1.51.241.0/24 China 100%110
1.51.242.0/24 China 100%110
1.51.243.0/24 China 100%110
1.51.244.0/24 China 100%110
1.51.245.0/24 China 100%110
1.51.246.0/24 China 100%110
1.51.247.0/24 China 100%110
1.51.248.0/24 China 100%110
1.51.249.0/24 China 100%110
1.51.250.0/24 China 100%110
1.51.251.0/24 China 100%110
1.51.252.0/24 China 100%110
1.51.253.0/24 China 100%110
1.51.254.0/24 China 100%110
1.51.255.0/24 China 100%110

Important routers in 1.51.0.0/16

1.51.3.21
Beijing, China
AS4538China Education and Research Network Center
1.51.3.17
Beijing, China
AS4538China Education and Research Network Center

Pingable IPs

68 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
1.51.6.2PingAS4538China Education and Research Network Center1.74ms from Beijing,  CN
1.51.27.51PingAS4538China Education and Research Network Center8.72ms from Shanghai,  CN
1.51.25.92PingAS4538China Education and Research Network Center9.24ms from Shanghai,  CN
1.51.29.104PingAS4538China Education and Research Network Center9.88ms from Shanghai,  CN
1.51.2.33PingAS4538China Education and Research Network Center1.66ms from Beijing,  CN
1.51.1.1PingAS4538China Education and Research Network Center5.71ms from Qingdao,  CN
1.51.112.1PingAS4538China Education and Research Network Center15.13ms from Shanghai,  CN
1.51.5.1PingAS4538China Education and Research Network Center5.19ms from Hangzhou,  CN
1.51.26.5PingAS4538China Education and Research Network Center9.80ms from Shanghai,  CN
1.51.3.17PingAS4538China Education and Research Network Center1.65ms 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.
24.61.112.16PingAS7922Comcast Cable Communications, LLC9.89ms from Boston,  US
134.94.165.0PingAS680Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.4.18ms from Frankfurt am Main,  DE
85.131.121.16PingAS16086DNA Oyj9.35ms from Helsinki,  FI
47.155.48.48PingAS5650Frontier Communications of America, Inc.3.70ms from Los Angeles,  US
202.138.31.32PingAS9443Vocus Retail1.59ms from Melbourne,  AU
35.203.12.128PingAS396982Google LLC0.12ms from Montreal,  CA
91.44.153.160PingAS3320Deutsche Telekom AG1.62ms from Nuernberg,  DE
123.135.96.64PingAS4837CHINA UNICOM China169 Backbone5.19ms from Qingdao,  CN
70.55.38.240PingAS577Bell Canada1.91ms from Toronto,  CA
42.237.251.208PingAS4837CHINA UNICOM China169 Backbone5.65ms from Zhengzhou,  CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.Traceroute →
$ traceroute -a -n -q1 -f6 1.51.3.21
traceroute to 1.51.3.21 (1.51.3.21): 64 hops max, 52 byte packets
6 [AS4538] 101.4.130.105 4.064 ms
7 [AS4538] 219.224.103.66 3.085 ms
8 *
9 *
10 *
11 [AS4538] 1.51.3.21 2.789 ms
Measurement taken from  IPinfo ProbeNet in Beijing, CN
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