A Records :- IPv4 A These are used to translate domain names into IP addresses.
AAAA Records :- IPv6 The IPv6 Address Record is a much larger address space than that of a IPv4 Address Record. Addresses in IPv6 Address Records are 128 bits long while those in IPv4 Address Records are 32 bits long
MX ( Mail Exchanger ) Records :-An MX Record identifies the email server(s) responsible for a domain name. When sending an email to [email protected], your email server must first looks up the MX Record for seolearn.in to see which email server actually handles email for seolearn.in. Then it looks up the A Record for the email server to connect to its IP address.
CNAME ( Canonical Name ) Records :- CNAME Records are domain name aliases. Often computers on the Internet have multiple functions such as Web Server, FTP Server, Chat Server, etc.. To mask this, CNAME Records can be used, to give a single computer multiple names (aliases).
NS ( Name Server ) Records :- NS Records identify the DNS servers responsible for a Zone. A Zone should contain one NS Record for each of its own DNS servers (primary and secondary). This mostly is used for Zone Transfer purposes . These NS Records have the same name as the Zone in which they are located.