Day: May 6, 2016

Last Call From Microsoft for Free Windows 10 Upgrade

Microsoft has revealed that July 29 will be the last day for users to free upgrade to Windows 10. In Microsoft official blog, the company announced that after July 29, users will either have to buy...


Track Spammer Path In Exim

If you are a system administrator and working in web hosting company. So it's your responsibility to maintain server uptime. Sometimes issue come with mailserver. If you see in your mail queue on...


R=dkim_lookuphost defer (-1): host lookup did not complete

We got complains from clients mails are not delivering to recipient. After reviewing mail queue manager from WHM. We found all mails were stuck in queue. We tried to deliver mail forcefully but got...