Re: Research question: How many legitimate mail sources are out there?2005-08-13 07:39:12Matthew Elvey <matthew(_at_)elvey(_dot_)com> wrote: Would someone out there please take a stab at answering this question? Or has it been answered already? Yes. http://www.striker.ottawa.on.ca/~aland/spam/ The data covers a significant portion of the Internet. I'm guessing that there are under a million such mail sources. There are around .1 billion TLD Names*. Close. As of a year ago, about 300k IP's. Alan DeKok.
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