Hi,I would like to know,how do i generate dnsreport without using thirdparty software?in all forums, every threads mention that look up dns, check PRT, MX record.how do i check whether my mx record or PTR is correct?i am using windows server 2003 and exchange system version 6.5I am to find out about the SMTP comunication problem with recipient's mail server. #5.5.0 smtp;550-Verification failedbefore that I need to know about MX, PTR, DNSLOOKUP and so forth.Thanks.I really appreciate all foryour replies. Best Regards, TripleS

hi,check out below mention linkhttp://www.dnsstuff.com/toolsregards,jeevan

Hi Jeevan,I have tried the link you mentioned.It's a paid service and far expensive for me to check one time.Are there any other way to check using the nslookup.exe? Best Regards, TripleS

hi,please use www.network-tools.comregardsjeevan

Hi Triples,You could use nslookup, here is the article about how to use it:Using NSlookup.exehttp://support.microsoft.com/kb/200525Thanks,Elvis