domain name system

Linux / Unix: Dig Command Find Out TTL (Time to Live) Value For DNS Records

by on May 5, 2013 · 2 comments

I would like to see the Time-to-live (TTL) value for a ‘AAAA’ and A record for domains. How do I see Time-to-live (TTL) for a DNS record under Unix or Linux operating systems using command line options?

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HowTo: Find Out DNS Server IP Address Used By My Router?

by on April 24, 2012 · 7 comments

My router configured by ISP tech and it is set to get DNS server address automatically from upstream. Is there is a way to find out the IP address of the dns server used by my router which is located at 192.168.1.1? Is there Linux, Unix, Apple OS X, or MS-Windows command that I can use get the same information?

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How To Ping IPv6 Address Using Windows Vista / Xp or Windows Server 2008 / 2003 Server

by on April 13, 2008 · 8 comments

How do I ping IPv6 enabled address using Windows XP or Vista or Windows ME?

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How To Find Out What My DNS Servers Address Is

by on January 24, 2006 · 247 comments

How do I find out my DNS Server Addresses under Linux / UNIX / Windows operating system? What is my dns server IP address under Windows operating systems? Can you specify a list of public DNS server for personal use?

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