Domain Controller Dns Query Log

They need a way to audit this to look for anomalies in dns lookups as it is part of the process to determine if there is suspicious security behavior.

Domain controller dns query log. Dns query logging isn t enabled by default in windows server 2012 r2 within the dns server role. Enable dns query logging. This is super useful for incident response type scenarios investigations troubleshooting and not to mention malware or crypto type ware.

Domain controllers and global catalog servers are represented in dns as srv records. Right now they have no visibility to what workstations are requesting which dnss. Nslookup default server.

Why would you use dns debug logging. 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. 10 1 2 3 set type srv.

Dns events are enabled by default just not activity events which capture lookup s from users machine for example. Enable domain name system dns query logging to detect hostname lookups for known malicious domains. You can query srv records using nslookup by setting the type srv such as the following.

The answer is to track down problems with dns queries updates or notification errors. It can be a secondary copy of the logs. Dns analytical logs are not enabled by default and typically will only affect dns server performance at very high dns query rates.