They don't have an MX record, so you can't find a server to which you can deliver mail:
bash-2.04$ dig de.durr-usa.com mx ; <<>> DiG 9.1.2 <<>> de.durr-usa.com mx ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37004 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;de.durr-usa.com. IN MX ;; AUTHORITY SECTION: durr-usa.com. 7200 IN SOA ns1.ameritech.net. postmaster.ameritech.net. 200111271 3600 900 604800 7200 ;; Query time: 361 msec ;; SERVER: 66.92.212.61#53(66.92.212.61) ;; WHEN: Wed Mar 13 12:52:37 2002 ;; MSG SIZE rcvd: 97 ------------------------------------------------------ Roger D. Seielstad - MCSE Sr. Systems Administrator Peregrine Systems Atlanta, GA > -----Original Message----- > From: Joe Pochedley [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, March 13, 2002 11:40 AM > To: Exchange Discussions > Subject: Network Error During Host Resolution > > > Kind ladies and gentlemen of the list. I am sending this > message again in hopes that someone will be able to help me. > I'm not intending to spam the list, just looking for some > assistance. I've heard from a few people off list that > they've also experienced similar problems, but none of them > have / had a solution and were hoping that I had found > something with yesterday's inquiry....... > > If anyone out there can help, or at least give me another > direction to explore I would greatly appreciate it. (I know > about MS PSS and it is my final option, but I'd rather not go > there). > > My Exchange Server is v5.5 SP4 > > Problem is as follows: > > -Begin Quoted Error Message- > > Your message did not reach some or all of the intended recipients. > > Subject: RE: Durr Industries > Sent: 3/10/02 1:11 PM > > The following recipient(s) could not be reached: > > '[EMAIL PROTECTED]' on 3/12/02 1:01 PM > The recipient name is not recognized > The MTS-ID of the original message is: c=US;a= > ;p=namfg;l=SEQUOYAH-020310181103Z-71 > MSEXCH:IMS:namfg:cleveland:SEQUOYAH 3499 > (000B09AA) network error during host resolution > > [EMAIL PROTECTED] on 3/12/02 1:01 PM > The recipient name is not recognized > The MTS-ID of the original message is: c=US;a= > ;p=namfg;l=SEQUOYAH-020310181103Z-71 > MSEXCH:IMS:namfg:cleveland:SEQUOYAH 3499 > (000B09AA) network error during host resolution > > -End Quoted Error Message- > > I'm getting this error when trying to send to > de.durr-usa.com, and have in the past had this error on a few > other addresses, but the message has always eventually gone > through in the past. This time though, I can't get anything > to go through to de.durr-usa.com. Supposedly, we have been > able to send to these recipients in the past, but it's only > been in the past two months that there have been any problems > that the end user has complained about... No changes have > been made to our Exchange Server or DNS servers for at least > the past 4-6 months. > > I am able to look up de.durr-usa.com using the same DNS > server that the exchange server is using, so it's not that > the DNS server can't resolve the host name... I looked up > durr-usa.com's DNS records and there is no MX record for the > sub domain 'de' but there is an A record, so theoretically > the Exchange SMTP service should use the A record in place of > the MX record, correct? > > I am at a loss. > > Thanks in advance. > > Joe Pochedley > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]
