Monday, August 3, 2015

DNS Records



DNS Record Types:-

A         - Returns a 32-bit IPv4 address and its this is used more frequestly

AAAA - Returns a 128-bit IPv6 address

CNAME - Alias is a name of other name, ie mail.domain.com ref to smtp.domain.com

MX         - this is mainly used by mail daemons, this record used to lookup mail server information for a domain and can send a mail to it.

PTR         - This is an reverse DNS Lookup

SOA - This holds Authoritative information

SRV - This will return lookup based on protocol

TXT - returns human readable text information, this is being used to store hardware information for the host.

AXFR - This is userd for transfering record between master and slave servers.