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Reverse DNS

Reverse DNS (rDNS) is name resolution that looks up an IP addresses to obtain a domain name, performing the opposite function of the DNS server,…

Robots.txt

A robots.txt file is a simple text file used by websites to communicate with web crawlers and other automated agents that visit the site. It…

DNS records Query Sequence

Root Nameserver

A Root Nameserver is a fundamental component of the Domain Name System (DNS) infrastructure. It is the highest level of the DNS hierarchy and serves…