DNS Monitor

Open Source

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DNS Monitor ZenPack

This ZenPack provides status and response time monitoring of resolution against DNS servers.


This ZenPack is part of Zenoss Core. Open Source users receive community support for this ZenPack via our online forums. Enterprise support for this ZenPack is provided to Zenoss customers with an active subscription.


The ZenPacks.zenoss.DnsMonitor ZenPack monitors the response time of DNS requests.

This ZenPack uses the check_dns Nagios plugin to collect data, which in turn uses the nslookup command.


ProductZenoss platform 4.2.x, 5.x
Required ZenPacksZenPacks.zenoss.DNSMonitor

Enable Monitoring

To enable monitoring by the system:

  1. Select Infrastructure from the navigation bar.
  2. Click the device name in the device list. The device overview page appears.
  3. Expand Monitoring Templates in the left panel, and then select Device.
  4. Select Bind Templates from the Action menu. The Bind Templates dialog appears.
  5. Add the DNSMonitor template to the list of selected templates, and then click OK. The DNSMonitor template appears under Monitoring Templates.
  6. Select the DNSMonitor template in the left panel, and change options as needed.
    DNSMonitor Data Source Options
    DNS ServerName server against which the nslookup command should be run. If empty (the default), the default DNS server or servers in /etc/resolve.conf are used.
    PortPort on which the name server is listening. This is normally port 53.
    Host NameHost name to resolve. The default is the device ID.
    Expected IP AddressIP address to which the host name is expected to resolve.


Performance Collectorzencommand