OpenPop.NET. How Mailinator compresses email by 90% Given the title of this article, the first thing that should pop into your mind is probably - "well, use a compression algorithm - right?
". Right! Well, yes, well, not exactly. Read on. Your second thought might also have been - "Why bother? How to remove read receipt requests on the server? Source Code Download the source code discussed in the article here: readreceiptremoval.zip (9Kb) The ZIP package also contains the required smtpreg.vbs event administration script. Telnet Command SMTP Check Port 25.