I've had a few servers reject our office mail for it when we changed IP and forg... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

coob on March 15, 2012 | parent | context | favorite | on: Bulletproof email infrastructure setup guide

I've had a few servers reject our office mail for it when we changed IP and forgot to update the PTR

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact