Forum Discussion

Copper Contributor

Mar 28, 2019

Azure ATP Health - Low success rate of active name resolution using reverse DNS

Hello! Got an alert about Domain controller health where issue is low success rate of active name resolutiong using reverse DNS: Sensor X, has a low success rate of active name resolution using r...

Tali Ash

Former Employee

Apr 03, 2019

Mtee- thanks please keep us updated.

the 2012 is alerting on reverse DNS method or others too?

Thanks,

Tali

Mtee-

Copper Contributor

Apr 09, 2019

Tali Ash

Updated the alerting DC to 2019 and installed the ATP sensor to it and it have not alerted now. Can't really say the reason for alerting but it seems to be healthy now with that DC.

But now the earlier updated DC (2019) is alerting about that same thing...

Tali Ash
Former Employee
Apr 10, 2019
Mtee- both DCs are active in the same domain agaist the same computers and DNS servers?
- Mtee-
  Copper Contributor
  Apr 10, 2019
  Tali Ash
  
  Yes, both DCs are in the same domain and are also DNS servers with same DNS settings.
  - Adrian_Harper
    Brass Contributor
    Oct 15, 2019
    Mtee- Tali Ash
    
    Was any solution found for this, we have 1 of 5 DCs that constantly reports this alert?