What is record DNS?
A DNS record is a database record used to map a URL to an IP address.. DNS records are stored in DNS servers and work to help users connect this website to this outsite world.
DNS RECORD TYPES;
Host (A and AAAA)
Alias (CNAME)
Mail Exchanger (MX)
Service Record (SRV)
Name server (NV)
Pointre (PTR)
Host (A and AAAA);
store the ip address for the name.
A used for IPV4
AAAA for IPv
Alias (CNAME);
Alternative record or alias for another record
Also referred to a as canoncal name.
Service Record:
AAAA for IPv6
Mail EXchanger;
identifies mail server for DNS name.
Service Record (SRV);
Location of service on the network.
contains of the following data;
-service (E.g..LDap).
-Target (Host that offers that service).
-port.
-priority (Lower is preferred).
usually created automatically by applications.
Start of authoruty;
one per zone.
primary name server,
Email of adminintrator
serial number
Refresh time for the zone.
Name server (NS);
Contains authority DNS servers for that domain
can be DNS server with seondary zones
Is the best source to answer queries
In other words , not catched data
Pointer (PTR);
provide IP address to name mapping
opposite of A or AAAArecords.
used for reverse lookup tools.
Not required to run Active Directory.
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