This topic includes webbased tool URL's to find various reports of DNS,email & IP address etc.
To get the current DNS pointing of any domain :- http://mydns.is
Region-wise DNS propagation details of domain can be obtained from here :- https://www.whatsmydns.net/
For Network Utilities like web based Ping, Traceroute, NSLookup, Email test :- http://www.mtgsy.net/dns/utilities.php
For IP/domain Blacklisting,MX details and other cool email features :- http://mxtoolbox.com/NetworkTools.aspx