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DNS Basic – The Public Suffix List (PSL) is a list of all known public TLDs...

DNS Basic – A TLD Registry Operates at the Highest Level in the DNS Hierarchy for...

DNS Basic – A Lame Delegation Occurs When a Listed Nameserver Does Not Have Authoritative Information...

DNS Basics – Secondary DNS Provides Redundancy for DNS Queries DNS (Domain Name System) is a...

DNS Basic – DNS prefetching can sometimes lead to privacy concerns DNS (Domain Name System) prefetching...

DNS Basic – DNS Query Logging Can Be Used for Troubleshooting and Monitoring DNS (Domain Name...

DNS Basic – EDNS (Extended DNS) allows for larger packet sizes and additional data in DNS...

DNS Basic – DNSBLs (DNS-based Blackhole Lists) are used to publish lists of IP addresses linked...

DNS Basics: The NAPTR Record in VoIP Services When it comes to VoIP services, the NAPTR...

DNS Basic – The HINFO Record Provides Information about the Host’s Type of CPU and OS...

DNS Basics: Wildcard DNS Records Respond to Queries for Non-Existent Subdomains DNS (Domain Name System) is...

DNS Basics: Mapping Domain Names to IP Addresses Locally Using the Hosts File Domain Name System...

DNS Basic – DNS Rebinding: A Security Exploit DNS (Domain Name System) is a fundamental component...

DNS Basic – The nslookup command is another tool for querying DNS servers DNS (Domain Name...

DNS Basics – The dig command is used to query DNS information from the command line...

DNS Basics: DNS Prefetching and its Importance in Web Browsing When it comes to browsing the...

DNS Basic – IXFR and AXFR are types of DNS zone transfers DNS (Domain Name System)...

DNS Basics: A Zone Transfer Copies DNS Records from a Master Server to a Secondary Server...

DNS Basic – TCP port 53 is also used for DNS, especially for zone transfers and...