Here is a script to dig multiple DNS records for a domain. To run the ddig function and get DNS information for a domain, you can follow these steps: Save the Script: Save the script as a .sh file, for example, ddig_script.sh. Make the Script Executable: Open your terminal, navigate to the directory where you … Read more
The dig command in Linux is used to perform DNS lookups and query DNS servers. Here are some common ways to use dig.
If you ever set up a new domain hosting or migrate a domain to a new server, you will want to check to make sure that the changes are good before changing the DNS to the new server.
We often get asked this question a lot as in many cases, clients change the DNS before checking to see if there site actually works. This can lead to frustration, downtime and lost revenue and customers.
Dnsmasq is a lightweight, easy to configure, DNS forwarder and DHCP server. It is designed to provide DNS and optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. Source: https://wiki.debian.org/dnsmasq Basic DNS Setup First things first, let’s install the package: If your goal … Read more
This article describes how to add an MX record to Godaddy if the DNS is hosted at Godaddy. Create an A record for “mail”. Point the record to the primary IP where the mail will be hosted. This can be the same IP as the website or a different IP if mail in on a … Read more
Amazonon DMARC (http://sesblog.amazon.com/post/Tx22ZELXSSZRYZR/What-is-DMARC-and-should-you-use-it). This Google article is also helpful: https://support.google.com/a/answer/2466563?hl=en If you scroll down to the ‘Example records’ section, you’ll see a number of examples on how to write the TXT record. Here’s an example of that record: _dmarc.advancedmediawebs.com. 3600 IN TXT “v=DMARC1; p=quarantine; pct=5; rua=mailto:mark@domain.com”
Other Information Test your server for an open DNS resolver here: http://openresolver.com/ Closing DNS Resolvers on Windows Server 2003/2008/2008 R2: http://technet.microsoft.com/en-us/library/cc787602(v=ws.10).aspx Windows Servers running Plesk: http://kb.parallels.com/en/116463 Closing DNS Resolvers on Servers running Bind: http://www.zytrax.com/books/dns/ch9/close.html
Configuring the rDNS for a linux server is easy. A windows server with plesk is a different story. Plesk I changed the hostname in the plesk Tools and Settings. Rebooted the system. Then sent a test email. Here is the header: Humm…where is the new hostname? So I did some investigation. I checked the computername … Read more
You would add the DKIM record as a txt record Name: 122132._domainkey Value: DKIM public key and options
To Disable Recursive DNS in the Parallels Plesk Panel Log in to the Parallels Plesk Panel as administrator. Click Tools & Settings. From the General Settings area, click DNS Template Settings. Click DNS Recursion.Select Localnets, and then click Ok. For Windows Servers: Log in to your Server through a Remote Desktop Connection. From the Start … Read more