Step 1 : your computer update your Dynamic IP Address To DNS Service Provider . 

Step 2 :   internet user request your  ip address by domain name (“www.yourname.com”) . 

Step 3 : DNS Service Provider Resolve Domain Name and Send IP Address to Requester.  

Step 4: whenever IP Address of Your computer Change DynSite Update  IP information to Server.

Useful Tool For

Netshell N2M SMS Gateway
StarLink N2E SMS Gateway
Evo Server
SMTP.Gateway

Features

Dot net edition

Freeware

IP information sent to server using HTTP Post.

Multiple host/domain support.

Password encryption MD5/SHA1/Clear

Auto startup

Supports UPnP, SNMP and HTTP compatible routers for external IP address detection

Software Requirements
Microsoft® Windows® 2000 SP 2 or Microsoft® Windows NT SP 4/98/Me/XP/2002/2003/Vista.
• Microsoft® Framework 3.5, freely available from the Microsoft web site at www.microsoft.com. Microsoft Framework 3.5 is highly recommended.
• Microsoft® Internet Explore 6
Hardware Requirements
• 800 MHz Pentium II processor
• 1 MB disk space
• 256 MB RAM