IP Tools

• Find websites hosted on an single IP address or a range of addresses
• Find a websites IP address.
• PING an IP or domain.
• What is my IP address?
• Calculate network information from given IP address and subnet mask.
• IP DSBL blacklist lookup.

Domain Tools

• View server HTTP response headers and compression information.
• Check domains DNS information.
• Check SMTP server for open mail relay.

 Other Tools and Information

• Online percentage calculator
• Trigonometry calculator for right angled triangles
• Encode or Decode MD4, URL encoding, Base85 ( ascii85 ) and Base64
• Decode MD5 Hash
• Decode SHA1 Hash
• North America area codes
• Conversion tables
• Product database
• Old tools and utilities can be located here
• Ray Pecoskies tech blog