https://www.debouncer.com/reverse-dns-check
Reverse DNS Check - Debouncer
The Reverse DNS Check Tool performs reverse IP lookup and runs PTR record FCrDNS test.
reverse dns check
https://ping.eu/nslookup/?host=B-96cf4ea9da3082351a7fd86b5158b0d7.iso6523-actorid-upis.edelivery.tech.ec.europa.eu
Online Ping, Traceroute, DNS lookup, WHOIS, Port check, Reverse lookup, Proxy checker, Bandwidth...
Easy to use web-based dns lookup service. DNS lookup - Look up DNS record.
online pingdns lookup