You may want to change an A record because the IP of a subdomain has changed for whatever reason. ftp IN A 18.104.22.168 cpanel IN A 22.214.171.124 When editing an A record, we are concerned with any of the lines that something ‘IN A IP-address’.It's possible that Plesk may be completely inaccessible via the browser at this stage.
You may wish to try running a repair on Plesk, using the following: /usr/local/psa/bootstrapper/pp10.13.4-bootstrapper/repair (the name of the '/pp10.13.4-bootstrapper/' directory may vary depending on the currently installed version).
If that command works then you should find that Plesk is available again - it'll be back to the version prior to the upgrade attempt.
If you then want to run the upgrade manually, you can do this using: /root/parallels_installer --select-product-id=plesk --select-release-latest If when you go to Hosting Services - Subscriptions If the entry does not exist, you need to remove the subscription in Plesk.
This article assumes that you are running BIND on a linux server, that you already have an understanding of what DNS is, the different types of DNS entries, and how DNS works. In this example, we will change the IP address of the ftp.subdomain.
Please note: The incorrect editing of your zone file can take your site offline. To make these changes from the command line: That is all you have to do to change an A record on the command line.
All editing must be done on the authoritative nameservers for the given domain. If you are uncomfortable with the command line, you can also update your A records using Web Host Manager.NOTE: Before updating any DNS record, you will want to lower the Time to Live (TTL) values for that zone file. If you have any questions or are not comfortable making these changes yourself, please feel free to contact Heroic Support.A guide to dropping the TTL values can be found here. ( 2010090802 ; serial, todays date+todays 86400 ; refresh, seconds 7200 ; retry, seconds 3600000 ; expire, seconds 86400 ) ; minimum, seconds === Liquid Web’s Heroic Support is always available to assist customers with this or any other issue.Below is an example of what the zone file looks like from the command line. The steps to change the A record are rather straightforward. Due to propagation times involved with making DNS changes, you will want to make sure that you only make changes if they are absolutely needed.