This tool can detect your local Internet IP and DNS related information, which can be used to determine whether the DNS settings are correct and whether it has been hijacked by DNS.
Commonly used DNS:
114DNS 114.114.114.114 or 114.114.115.115
Ali DNS (http://www.alidns.com/) 223.5.5.5 or 223 .6.6.6
Baidu DNS (http://dudns.baidu.com/intro/publicdns/) 180.76.76.76
DNS Pai (http://www.dnspai.com/public.html) Telecom: preferred: 101.226.4.6 Unicom: preferred: 123.125.81.6 Mobile: preferred: 101.226.4.6 Tietong: preferred: 101.226.4.6
OneDNS (http://www.onedns.net/) South: 112.124.47.27 North: 114.215.126.16 Shared: 42.236.82.22
Google DNS 8.8.8.8 or 8.8.4.4
OpenDNS (https://www.opendns.com/) 208.67.222.222 or 208.67.220.220
360 DNS 101.226.4.6 or 123.125.81.6