Explanation of the difference between authoritative and non-authoritative DNS server ..
Category : DNS Theory
Detailed explanation of the messages format of DNS..
Detailed explanation of the other sections in response of DNS server – additional and authorit..
Detailed explanation of the DNSBL (DNS-based Blackhole List), therefore the method of recording of potentially dangerous or malicious IP addresses in DNS especially aga..
Detailed explanation of the method of protection against spam by using SPF (Sender Policy F..