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Vote for Simple DNS Plus
A DNS server for Windows 9x/NT/2000/XP/2003. With Simple DNS Plus you can host your own domain name, or speed up Internet access by running your own DNS server. Simple DNS Plus can be integrated with your web-site for ISP customer signup etc., or even a full web-based DNS solution. Simple DNS Plus is also a DHCP server, it comes with a DNS Look Up tool, and other features...