LKBEN11050: Nasty PTR record ... is set up for ... error message shows up in your eventlog


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LKB | Created: 02/04/2020 | Version: 0 | Language: EN | Rating: 0 | Outdated: False | Marked for deletion: False

Author: Wim Peeters - Keskon GmbH & Co. KG


Symptom

Your eventlog is full of messages about nasty PTR (pointer dns records)

Cause

dns configuration

Solution

Openssh issues a warning when the IP address of the remote host maps back to a hostname that resembles an IP address. 
For example, the address 106.51.154.82 currently maps back to the hostname "106.51.154.82".)
These messages do not harm you and can be ignored. 

About the Author

Wim Peeters is electronics engineer with an additional master in IT and over 30 years of experience including time spent in support, development, consulting, training and database administration. Wim has worked with SQL Server since version 6.5. He has developed in C/C++, Java and C# on Windows and Linux in different European countries and different European languages. He writes knowledge base articles to solve IT problems and publishes them on the Lubby Knowledge Platform where he is one of the most important contributors and the main developer.

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