Strict Standards: Non-static method WHMCS_License::init() should not be called statically in /home/xn4xn2/public_html/init.php on line 0 DNS DEFINITIONS AND DNS RECORD TYPES - Knowledgebase - Android apps Reviews,ratings,exchange,installs
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DNS records are stored in zone files and are used for translating domain names to IP address.DNS is essentially a map of record pointing specified aspect of domain such as www, ftp and mail.They are easy to modify when needed because DNS record are made up entirely of text.However, enter DNS information accurately and double check is very important before saving the zone files.
DNS RECORD TYPES:
1) A RECORD
A record stand for Address Record which is used to map host names for IP address and all DNS A Record must resolve to IP address.
Example of A RECORD: www,web mail,secure and store.
CNAME Record stand for Canonical Name Record which is an alias or nickname for a record in DNS Zone.Dealing with several top level domain version of the same domain name is commonly use CNAME Record.
Example of CNAME RECORD:
Record: web mail
MX Record stand for Mail Exchange Record specifies a mail server responsible for accepting email message on behalf of the specified domain.Several MX Record which offer redundancy in the event that the mail server is unavailable may contain in DNS Zone.
Example of MX RECORD:
TXT Record is short for Text Record is used to specify text string such as SPF Record and Domain Keys and used to get information about a domain.
Example of TXT RECORD
Address:v=spf1 a mx-all
PTR Record short for Pointer Record commonly used to reverse look up .PTR record effective when site have own IP address and manually edited of named.conf and proper zone is needed.Only the server admin can make it done. PTR record should include Name,System Pointer To and Time To Live.