How do I set reverse DNS (RDNS/PTR)?

Please simply open a ticket. Make sure your hostname actually resolves the IP address before requesting a reverse DNS record.

When receiving the following message:"error creating external connectivity network: cannot...

You can change your SSH port by simply logging in to your VPS and then opening up the SSH daemon...

Unfortunately, you cannot use Mailcow on Linux VPS line. Their maintainers have no interest in...

If you cannot start OpenVPN on your VPS with Ubuntu 18.04, Debian 9 or CentOS 7 with the...

If you see a message like the below when you are trying to connect to your VPS using SSH, it's...

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