The DNS Lookup finds all DNS records of a given domain name. The DNS records include but are not limited to A, AAAA, MX, NS, TXT , SOA
IP BlackList Checker
Blacklist checks whether any IP address, or domain IP is blacklisted with over fifty-plus DNS-based blacklists (DNSBLs). It helps to identify IP reputation and email spam.
What's DNS PTR Record
A DNS pointer record (PTR for short) provides the domain name associated with an IP address. A DNS PTR record is exactly the opposite of the 'A' record, which provides the IP address associated with a domain name.