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YouTube-Ptr. Music
2015/04/26Intro
What are PTR records?
What is DNS and how to access it
What PTR records do
Why are PTR records important0
Why emails may end up in a spam folder
How to check your PTR record
PTR importance for marketers
How to add PTR records for your domain
PTR record structure
Multiple PTR records for a single IP address
Why PTR verification may fail