http://check-host.net weekly 0.80 http://check-host.net/ip-info 0.80 http://check-host.net/check-http 0.80 http://check-host.net/check-dns 0.80 http://check-host.net/check-ping 0.80 http://check-host.net/check-tcp 0.80 http://check-host.net/subnet-calculator 0.80 http://check-host.net/about 0.80 http://check-host.net/news 0.80 http://check-host.net/contacts 0.80 http://check-host.net/check-info?host=google.com 0.80 http://check-host.net/subnet-calculator?host=72.14.192.0-72.14.223.255 0.80