The Domain Name System, usually referred to by the acronym DNS, is a hierarchical, distributed database where the keys are domain names. Questions involving publicly accessible domains should include the real, Fully Qualified Domain Name (FQDN)

Jan 12, 2014 · Or, to paraphrase, a "domain name" is generally not an IP Address. Thus, the RDATA of the NS record is a "domain name", not an IP Address, and a separate Address record associates this NS RDATA "domain name" with the "ARPA Internet specific" resource record RDATA, the actual IP Address.

NS3 thinks it is authoritative for the domain, and NS1 and NS2 may think it is authoritative for the domain, but no other name server does or will when querying for your name servers. If you want NS3 to be seen as authoritative for your domain then it needs to be listed with the parent server as a name server for your domain.

The core requirement is to capture all DNS queries so they can identify what client attempted to resolve any given domain. Based on this requirement, we aren't concerned with capturing DNS responses or other traffic like zone transfers, which is also driven by the fact that we need to limit log volume as much as possible.

a) The number of IP --> host name mappings in the world is REALLY big. This system distributes the responsibility of hosting all the subdomain and MX records and every other DNS record out to the owner of the domain name. This was pretty much the point of the domain name. .com is held by one registry where as .uk can be held by another.

I was wondering how to properly setup DNS forwarders on Windows Server 2008 R2. I have three Domain Controllers. Each of the DC's have have following: AD Role; DNS Role; DHCP Role; Static IP Address; Windows Server 2008 R2 SP1; 64 Bit; I noticed under DNS Forwarders, that each DC only has one other DC listed and not both DC's. Here is a picture:

Feb 22, 2011 · You have to have DNS servers capable of handling the extra load - and named won't cut it. However, powerdns fits the bill when backed with a mysql replicated databases on redundant name servers. You also need a solid distributed monitoring system that you can trust for the automated failover integration.

Nov 19, 2015 · Due to above problem - users experience name resolution issues. Once the DNS Server service is restarted - the issue is gone for some time. Is there any known fix for this? UPD1: Server has 8GB of RAM totally and 2 vCPUs. DNS Server process is using 1.7GB of RAM and 40-60% CPU. Number of DNS queries varies from 40 to 100 per second.

Apr 16, 2017 · In a split DNS infrastructure, you create two zones for the same domain, one to be used by the internal network, the other used by the external network. Split DNS directs internal hosts to an internal domain name server for name resolution and external hosts are directed to an external domain name server for name resolution.

Jan 19, 2011 · @ECHO OFF IF NOT %1=="" GOTO CHECKPARAM ECHO You did not mention an adapter for me to configure. ECHO Goodbye! GOTO :EOF :CHECKPARAM REM Make sure that other than setting the adapter name, REM you actually have a domain set. IF NOT %2=="" GOTO CONFIGDNS ECHO You did not supply a domain you want configured. ECHO Goodbye!