Domain Controller Dns Query Log

Administering dns on linux unix with samba tool creating a new zone.

Domain controller dns query log. The value for preferred dns server remained the same the ip address of the windows server 2003 but as alternate dns server was set the loopback ip address of the newly promoted domain controller windows server 2012 r2 i e. It can be a secondary copy of the logs background. For example a dns server running on modern hardware that is receiving 100 000 queries per second qps can experience a performance degradation of 5 when analytic logs are enabled.

Detail of threat log with suspicious dns query. To collect the domain controller names from the active directory forest you can run dsquery server o rdn c temp dclist txt command. Click ok and your done.

I did not enable the client dns log as you described above. The first record in the file is the domain controller s lightweight directory access protocol ldap srv record. They need a way to audit this to look for.

Do not use anything else between your clients and domain controller s. Let s take a look at the key dns records and some other helpful information for troubleshooting dns issues. This will display the analytical log right click on this and select properties enable logging and do not overwrite events.

Clients use dns records to discover and communicate with domain controllers which in turn allows for proper domain functionality. Clients find their domain controller s and other important ad services by dns queries this means that your clients must use your domain controller s as their nameservers. Suspicious dns query signatures are looking for dns resolution to domains potentially associated with c2 traffic which could be an indication of a breached machine.

While win7 is on the way the out the client dns log on it does not capture the actual queries win10 does. Doing it this way you only have to enable the collection of the sysmon logs for the collection using wec. We can verify the query logging is working in our lab by simple making a dns request from a workstation we will see the query in the event view under the analytical log like below.