How to Fix ‘Backend error: GSQLBackend unable to list keys’ in PowerDNS

After upgrading to Ubuntu 22.04, you may encounter an error when attempting to start PowerDNS. The error message typically looks like this: This guide will walk you through the steps to resolve this issue. Pre-requisites Steps to Fix the Issue 1. Backup the Current Database Before making any changes, it’s crucial to back up the…

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Verifying Your Domain’s Glue Records with dig

When managing domain name servers, ensuring that your glue records are correctly configured is crucial for proper DNS resolution. This guide will walk you through the steps to check your domain NS glue records using the dig command. This procedure is applicable for both .com and .eu domains. Step 1: Find the Parent Zone Name…

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Reset PowerDNS MySQL Master Slave DNS Replication.

Although PowerDNS in native mode with a MySQL backend is usually very stable and hardly causes any problems, occasionally master slave replication between MySQL servers fails. This is usually a result of a failure in the network connection between the master and slave server, which in our case is usually through a SSH tunnel (autossh)….