Spambot is a program developed to collect from the Internet a large number of e-mail addresses in order to achieve address lists for the transmission of unwanted messages, also known as spam.
Spambot is a particular type of web crawlers able to collect e-mail addresses from Web sites, newsgroups, from the post of the discussion groups and chat-room conversations.
an effective method is to mask your e-mail address converting the letters into ASCII characters, for example:
< a href=”mailto:email@example.com”>write me<a/>
you can write:
< a hreh=mailto:firstname.lastname@example.org>write me</a>