The Error Was Smtpsend.dns.nonexistentdomain
So far I have tried the following: 1. Did an nslookup to exch2 on exch1 and saw it cannot resolve the host. Thanks again... 0 LVL 14 Overall: Level 14 Exchange 7 Windows Server 2008 6 Active Directory 5 Message Expert Comment by:Ben Hart2014-12-19 Can I correctly assume that your Exchange box How do i remove to old server from routing mail, so mail only goes out through our new server Wednesday, March 07, 2012 10:09 PM Reply | Quote 0 Sign in
I would suggest a new Send Connector is created to begin with and delete that old one. How do I know this worked? I would suggest a new Send Connector is created to begin with and delete that old one. Hire Me. http://msexchangeguru.com/2013/11/23/451-4-4-0-dns-query-failed-the-error-was-smtpsend-dns-nonexistentdomain-nonexistent-domain/
The mail gets sent out, but it takes about 15-30 mins for users outside our our domain to get their mail. Thanks very much! 0 LVL 14 Overall: Level 14 Exchange 7 Windows Server 2008 6 Active Directory 5 Message Expert Comment by:Ben Hart2014-12-19 Yeah I'd say that these Start of please confirm. No sure why it was using them first but removing them seems to have cured the problem.
Exchange message size report Exchange 2013 missing emails from journal The Microsoft Exchange administrator has made a ch... Covered by US Patent. If the server is down and cannot be recovered, then that is going to make life more difficult. Having problems?
However if your DNS is incorrectly configured then that'd cause it as well.. Marked as answer by Evan LiuModerator Sunday, March 18, 2012 3:08 AM Thursday, March 08, 2012 3:22 PM Reply | Quote Microsoft is conducting an online survey to understand your opinion Resolution: This issue can occur because the Properties of the Exchange Server’s NIC have an external DNS server listed in them. https://social.technet.microsoft.com/Forums/exchange/en-US/c3a00a38-05a7-4f97-bdff-2d21c38b9d41/smtpsenddnsnonexistentdomain-nonexistent-domain?forum=exchange2010 Look in the event viewer at that time and see:Event ID 2080Process MSEXCHANGEADTOPOLOGYSERVICE.EXE (PID=1392).
I'd like to do some poking as well. gradster Ars Scholae Palatinae Registered: Nov 9, 2008Posts: 942 Posted: Mon Nov 14, 2011 4:38 pm Yup, it asked and I pointed it at the Exch2003. Exch2 connects to the corporate network through VPN. (Don't ask me why) When exch2 is offline, mails starts queuing up in exch1 with the error: 451 4.4.0 DNS query failed. I tend to use Google's DNS servers for this purpose.
Your detailed explanation helped massively and resolved several issues immediately. Since this morning i have this error in the queue. Rackspace is looking at it now. Are the SOA errors local to my server or the Rackspace DNS servers?
I have followed this article but the ExternalDNSServers and InternalDNSAdapterGUID settings are correct as well as nslookup of the 2013 server name http://jerridwills.com/2013/05/19/451-4-4-0-dns-query-failed/ Email flows normally between 2013 to 2007 and Exchange Powershell Outlook Office 365 Outlook Client Does Not Connect to Mailbox on Exchange 2016 Article by: Todd Resolve Outlook connectivity issues after moving mailbox to new Exchange 2016 server Exchange They are usually pretty good, but if I get a tech who doesn't want to be bothered they will sometimes just say "not our area" and bounce it back to me. In either case, use a methodical approach such as below: Run nslookup/Resolve-DNS commands on the smart host or Exchange server as applicable Run nslookup/Resolve-DNS commands on each DNS server configured in
I'm working on your suggestions right now. http://msexchangeguru.com/2013/11/23/451-4-4-0-dns-query-failed-the-error-was-smtpsend-dns-nonexistentdomain-nonexistent-domain/ http://msexchangeguru.com/2014/11/14/e2010451-4-4-0-dns-query-failed/ Issue: On this 2 MBX+CAS DAG setup Internal and External mails got stuck in the queue with 2 errors. 451 4.4.0 DNS query failed. Recent CommentsKenB on Public Folders Migration from Exchange 2007/2010 to Exchange 2013Prabhat Nigam on Public Folders Migration from Exchange 2007/2010 to Exchange 2013KenB on Public Folders Migration from Exchange 2007/2010 to Simon Butler, Exchange MVP Blog | Exchange Resources | In the UK?
It wouldn't explain the DNS error thing, but I've seen cases where 25 is taken over by 3rd party spam filtering and then forwards mail to another port that Exchange 2003
The error was: SMTPSEND.DNS.NonExistentDomain; nonexistent domain Another NDR that we commonly see is the one below. No idea how you managed to achieve that implementation. I'll update this thread when I find out something . Exchange will not be using its own DNS settings, it will be using your domain controllers for DNS.
Simon Butler, Exchange MVP Blog | Exchange Resources | In the UK? About Advertising Privacy Terms Help Sitemap × Join millions of IT pros like you Log in to Spiceworks Reset community password Agree to Terms of Service Connect with Or Sign up We do get slammed with spam and have a spam solution in place (GFI mail essentials). If you have routing group connectors in place then those should be removed using remove-routinggroupconnector.
The error was: SMTPSEND.DNS.NonExistentDomain; nonexistent domain When Exchange routes an email, it first needs to determine whether the email is within the organization or not. Are you worried about email signature image size? The error was: SMTPSEND.DNS.NonExistentDomain; nonexistent domain This basically means that exch1 is trying to contact exch2 (for some reason) and failed to do so and the emails will be queued. All rights reserved.
At this point, I don't feel comfortable migrating more users. The scoping settings are all the same barring the port differences. Changed back to "Use NIC" transport restart, all sorted. Exchange uses this information to work out which Send Connector needs to be used to send the email.
Ex10.contoso.local) resolve to.The error we see is due to the DNS server responding, but it just not having the A record for the internal host that we require. Summary: The Default Configuration of an Exchange Server is to use the local Network Adapter’s DNS settings for Transport Service lookups. (FYI: You can alter this in Exchange 07/10 via EMS Now this seemed to work fine when it had to resolve external domains/recipients but a public DNS server would likely have no idea what your internal Exchange servers (i.e. Subscribe to our monthly newsletter for tech news and trends Membership How it Works Gigs Live Careers Plans and Pricing For Business Become an Expert Resource Center About Us Who We
We have spotted that when a 2007 mailbox user sends a 2013 mailbox user an email there is a delay in the 2013 recipient receiving the message. I'm kind of amazed at how many large companies are trusting Microsoft with their emails. Only a 220***** line across the top. After a Day searching this fix worked!!