https://forum.howtoforge.com/threads/ipv6-reverse-ptr-zone-in-ispconfig3.81047/
IPv6 Reverse (PTR) zone in ISPConfig3 | Howtoforge - Linux Howtos and Tutorials
Hi all, After running a search on the forum and going over the ISPConfig manual, I have decided to ask here.. How do you create a new primary PTR zone...
reverse ptrzone in
https://learnwithhasan.com/toolbox/reverse-ip-lookup/
Free Reverse IP Lookup - PTR Record Checker - LearnWithHasan
Look up the PTR (reverse DNS) hostname for any IPv4 or IPv6 address. Free, fast, no signup. Uses Cloudflare and Google resolvers.
reverse ip lookupptr record checkerfree
https://www.virtbiz.com/client/index.php?rp=/knowledgebase/28/What-is-reverse-DNS.-What-is-a-PTR-Record.html
What is reverse DNS. What is a PTR Record? - Knowledgebase - VIRTBIZ Internet Services
what is reverse dns