RegExpCheck is a free tool for testing the Perl-compatible
regular expressions. The program takes on input a regular expression
and a text string. If a string matches the specified pattern, all
found matches are displayed in Results box. The strings are transformed
to lowercase before matching, so the procedure is case insensitive.
RegExpCheck does almost the same job as it's analogue in Perl: /<regexp>/ig
Using rules for filtering spam
The lists of white and black rules are one of important mechanisms in filtering mail messages. Rules allow you to exactly identify a message as belonging to a certain class judging by the analysis of information in its headers or its body.
DNSBL Lookup - check your IP address
URIBL Lookup - check the domain name
October 18, 2016
July 23, 2016
January 24, 2016
November 6, 2015
September 1, 2015
February 10, 2015