FinDNS Error

[SoloCDM]

What do the following error messages mean and how are they resolved?

Aug 14 07:10:18 cdm01 named[5136]: sysquery: findns error (NXDOMAIN)
on cdm01.0.0.127.in-addr.arpa?
Aug 14 07:10:18 cdm01 named[5136]: sysquery: findns error (NXDOMAIN)
on cdm02.0.0.127.in-addr.arpa?

Note: Detailed Document(s) and Sample(s) are more than welcome.
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SoloCDM