Hot answers tagged

1 vote

Spam filters: IP address with no history v. good history

A lot goes into deliverability concerns, and you've found one of them: sender volume. The major email players (Google, Microsoft, what's left of Yahoo) all use some in-house heuristics based on the ...
sysadmin1138's user avatar
  • 134k

Only top scored, non community-wiki answers of a minimum length are eligible