SPEWS is a archive which many IT Guys, and ISPs have assembled and use to block bad email. This personal list is now available for the public to look at and use for email blocking. email service operate after the the spam came in. There's a long wait time between spam sources beginning up shop, sending bad email to countless people, and getting their network ip ranges blocked in the recorded with these systems. SPEWS hones in on known spammy domains and spam operations, it eradicates them as soon as they start, occasionally before they start sending spam.SPEWS also found that several of the many popular spam lists and obstructing systems have become shortened down due to an too many calls, this lessens their effectiveness. SPEWS does not run A petition or vote based database of spam, entries in the record come from the wisdom and expertise of the men and women who setup and use the SPEWS long list.