Don's Home Technology Internet DNS - Domain Name Servers Contact
nslookup (lookup by type MX, NS, ...) Gives details from IP
Multiple DNS Lookup engine (lookup a range of IP's)
InfoBear good for domain to IP

Some Samples (verizon) 
Dynamic Domain Name System (DDNS)
DDNS lets you assign a fixed host and domain name to a dynamic Internet IP address. It is useful when you are hosting your own website, FTP server, or other server behind the Router.

DDNS service providers e.g. or, will adjust your IP address as it changes. _____________________________________________

last updated 16 Jan 2003