Symptoms
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Websites hosted in Plesk are not accessible.
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DNS zones are not synchronized via the Slave DNS Manager extension.
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It is not possible to telnet to the server locally on port 53:
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# telnet localhost 53
Trying ::1...
telnet: connect to address ::1: Connection refused
Trying 127.0.0.1...
telnet: connect to address 127.0.0.1: Connection refused
Cause
The DNS Server (BIND) service is stopped in Plesk at Tools & Settings > Services Management:
Resolution
Start the DNS Server (BIND) service:
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In Plesk, go to Tools & Settings > Services Management.
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Click the
button next to the DNS Server (BIND) service.
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Connect to the Plesk server via SSH.
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Start the DNS server service:
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on CentOS distributions:
# service named-chroot start
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on Debian/Ubuntu-based distributions:
# service bind9 start
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with