Solved

#5.5.0 smtp;501 Domain must resolve

Posted on 2007-03-27
1
2,303 Views
Last Modified: 2010-05-18
I have an Exchange 2003 Bo x that gerneally has no problem. However I sometimes get this error when sending an email...#5.5.0 smtp;501 Domain must resolve.  I figure it is a DNS error. What could the casue be and how do I fix it?
0
Comment
Question by:degoodwin
1 Comment
 
LVL 104

Accepted Solution

by:
Sembee earned 125 total points
ID: 18801068
That usually means your server isn't announcing itself correctly.
Put your domain in to dnsreport.com and see if it flags any errors.

You may want to read my article on DNS configuration to ensure that everything is correct.

http://www.amset.info/exchange/dnsconfig.asp

Simon.
0

Featured Post

Do email signature updates give you a headache?

Constantly trying to correctly format email signatures? Spending all of your time at every user’s desk to make updates? Want high-quality HTML signatures on all devices, including on mobiles and Macs? Then, let Exclaimer solve all your email signature problems today!

Join & Write a Comment

Suggested Solutions

"Migrate" an SMTP relay receive connector to a new server using info from an old server.
Following basic email etiquette rules will help you write a professional email and achieve a good, lasting impression with your contacts.
In this video we show how to create a User Mailbox in Exchange 2013. We show this process by using the Exchange Admin Center. Log into Exchange Admin Center.: First we need to log into the Exchange Admin Center. Navigate to the Recipients >> Mailb…
To add imagery to an HTML email signature, you have two options available to you. You can either add a logo/image by embedding it directly into the signature or hosting it externally and linking to it. The vast majority of email clients display l…

762 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

23 Experts available now in Live!

Get 1:1 Help Now