Overview
What is SMTP Diagnostics?
SMTP Diagnostics is a program that assists with troubleshooting problems that can occur with outgoing mail (SMTP). You can send a test message and view the protocol messages exchanged between your computer and the mail server.
In depth
A closer look at SMTP Diagnostics
SMTP Diagnostics is a program that assists with troubleshooting problems that can occur with outgoing mail (SMTP). You can send a test message, with or without attachment(s), and view the protocol messages exchanged between your computer and the mail server. This information can help you analyze problems or can be passed on to technical support personnel.
Verdict
Should you download SMTP Diagnostics?
SMTP Diagnostics runs on
Windows 10/11
and is available under the
Shareware
license
— the installer is 3117 KB.
We’ve catalogued it under
E-Mail Tools.
✓
Verified clean. Every SMTP Diagnostics build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
Sponsored
At a glance
SMTP Diagnostics specifications
- Last updated
- Mar 12, 2025
- License
- Shareware
- Operating system
- Windows 10/11
- File size
- 3117 KB
- Price
- $11.95
- Page views
- 386
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