Test if there are duplicate IP addresses in your link exchanges or web hosting accounts.
You can use this tool to test for a duplicate class C block or class C subnet IP address in a list of domains.
  1. create a list of domains: the format of your list should be one domain per line, followed by a line return.
  2. type in or copy your list in the field below and press the "Check IP Addresses button".
  3. link exchange partner list it can be saved (CSV format) or printed for future use.




(enter code)		 Domain URLs (example: www.seo.com)
(one website per line, followed by a line return)

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