This is the example that we measure the latency of the content server IP which resolved by the public DNS Server. The concept it simple that we measure the latency. For the further development, we will auto the measurement process by accessing the domain content header to determine the actual access processing time.The following is the measurement of the top 10 domain name for reference.

ISP: 1
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www.yahoo.com
www.google.com
www.microsoft.com
www.facebook.com
www.youtube.com
www.baidu.com
www.twitter.com
www.instagram.com
www.amazon.com
www.qq.com
www.reddit.com
www.naver.com
www.bing.com
www.linkedin.com


DNS ServerDomainIPLowest LatencyAS
1.2.4.8 www.yahoo.com 98.137.11.163 20.324 AS36647
1.1.1.1 www.google.com 64.233.189.105 3.968 AS15169
208.67.222.222 www.microsoft.com 184.86.217.183 4.162 AS20940
208.67.222.222 www.facebook.com 157.240.15.35 4.580 AS32934
208.67.222.222 www.youtube.com 142.250.65.78 3.278 AS15169
1.1.1.1 www.baidu.com 183.232.231.173 18.645 AS9808
9.9.9.9 www.twitter.com 104.244.42.65 49.414 AS13414
208.67.222.222 www.instagram.com 157.240.15.174 4.533 AS32934
1.1.1.1 www.amazon.com 104.71.49.126 4.024 AS16625
8.8.8.8 www.qq.com 59.151.129.125 3.213 AS24319
208.67.222.222 www.reddit.com 151.101.77.140 4.902 AS54113
208.67.222.222 www.naver.com 104.71.48.248 4.262 AS16625
1.1.1.1 www.bing.com 204.79.197.200 3.752 AS8068
9.9.9.9 www.linkedin.com 13.107.42.14 4.833 AS8075