troubleshooting Question

Messages stuck in queue - 451.4.4.0 - DNS Query Failed

Avatar of BrianRB
BrianRBFlag for United States of America asked on
14 Comments1 Solution2659 ViewsLast Modified:
A couple of days ago one of our admins created a forward lookup zone in our active directory for (that's a variable :))  now our exchange server will not send mail to that domain.  HELP!!!!!!  This one is costing us money.
Chris Dent
PowerShell Developer

Our community of experts have been thoroughly vetted for their expertise and industry experience.

Top Expert 2010

The Distinguished Expert awards are presented to the top veteran and rookie experts to earn the most points in the top 50 topics.

Join our community to see this answer!
Unlock 1 Answer and 14 Comments.
Start Free Trial
Learn from the best

Network and collaborate with thousands of CTOs, CISOs, and IT Pros rooting for you and your success.

Andrew Hancock - VMware vExpert
See if this solution works for you by signing up for a 7 day free trial.
Unlock 1 Answer and 14 Comments.
Try for 7 days

”The time we save is the biggest benefit of E-E to our team. What could take multiple guys 2 hours or more each to find is accessed in around 15 minutes on Experts Exchange.

-Mike Kapnisakis, Warner Bros