DNS & All

 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  Installing Power DNS in Ubuntu ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++    

 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++   ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  https://www.youtube.com/watch?v=JkEYOt08-rU We have 4 Types of DNS servers  ? DNS Recursive Resolver /DNS Resolver Root Name Server Top Level Domain/TLD Name server Authoritative Name server DNS Resolver is provided by the Internet service provider . It connects the web browser of our computer to the DNS name servers Root Name Server : There are 13 sets of root name servers logically named us  letter.root-servers.net  -- where "letter" ranges from "a" to "m" And are operated by 12 different organizations. Each set has a number of servers placed around the world and an information page exists in all root servers @ address letter.root-servers.org letter g - is the home page address : http://disa.mil/g-root Details of all root name servers can be found in www.root-servers.org TLD Name servers : TLD name ser...

 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++  https://www.youtube.com/watch?v=1xkp8pLDqn0  +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ What is Power DNS? What were are demoing here is an Authoritative DNS server. Power DNS server is an Authoritative DNS server . Meaning it is not a recursive name server . It hosts DNS zone data which is your data . A recursive name server is used by your clients which they may use to query other peoples DNS data .  Power DNS is produced by the Power BV company located in the Netherlands it dates back to 1999 when it started. This company has merged with Open exchange guys and this company is a part of open exchange team One unique feature of these PowerDNS is it has these plug-able backends . There is a GeoIP backend which can be used to respond to different data depending on the Geo Location the IP Address from where it is coming from that is heavily used for bigger ins...

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