Monday, 14 December 2009

Exchange 2007 Free IP Block List Providers

Real-time Blacklist Providers

  1. DNSSBL.SORBS.NET
  2. DNSBL.NJABL.ORG
  3. BL.SPAMCOP.NET – (now Cisco owned but still free RBL)

For week-by-week success and failure data for a specific blacklist visit Blacklist Statistic Center

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