Tool for getting MAC address and computer name from IP address. You can use it to get MAC address of a computer on LAN even out of your LAN range. It's based on Microsoft Net bios technology. It also can be used for Wake On LAN.

Fast-multithreaded email address collector. Collect email addresses from domains like hotmail.com Collects over 500,000 valid emails an hour. Auto save extracted addresses. Includes a utility for merging/deduping large email address files.

Subnetting Calculator.NET was designed with network administrators in mind. Just enter in the the IP address or Network address and the select the Subnetmask. You will then know what network the address is on, all other networks available.

Encrypt, Decrtpt, Backup and Restore OUTLOOK EXRESS ADDRESS BOOK

Utility Ping is a handy and powerful ping utility for system administrator or webmaster to check network connection, intended to replace the standard ping program that comes with Microsoft Windows for ever.

Change your Mac Address in seconds! Scan Mac Address within any range of IP address. Exports the scanning results from a Mac Address Lookup list. Change the Mac Address of your network card to any new Mac Address.

Freeware address manager with a lot of great features.

File Sender will attach a two binary (.gif, .jpg, .mid, .zip, .rar, .doc, etc.) files to an e-mail message and auto-forward it to the email address entered in the form.