Category Errors

What is a Mail Delivery Subsystem?

A Mail Delivery Subsystem is a service that sends email to recipients. When an email bounces, you will receive an email with the subject “Failed Delivery”. This message is produced automatically and is usually followed by a reason why the…

Why Is Curl 52 Empty Reply From Server?

When a website is receiving an empty reply from a server, curl will return an empty response. This error can be caused by a conflicting set of factors. If the HTTPS connection is enabled, curl will also give the error…