List Of SMTP Response Codes & Errors

Here we deliver the list of SMTP response codes and why it's happens. As well as this will help you to identify the reason behind your email messages easily.

Step 1:
If you wonder what the SMTP response codes are all about, then go through the collection of data discussed below
.
Step 2:
Sometimes, the SMTP response code helps you to identify the reason behind your email message bounce or why you’re receiving an SMTP error while sending a mail.

Step 3:
SMTP response code is nothing but a code delivered by the receiving mail server when the email program makes a request. The SMTP response code consists of three digits.

Step 4:
The first digit or number indicates the server’s action. Whether the server accepted the command, fulfilled an action, encountered an error, etc., The first digit of the code ranges from 1 to 5. Each number denotes each action.

Step 5:
The second digit of the code provides the SMTP error information in detail.

Step 6:
The last or third digit of the codes provides information related to the mail transfer status.

Step 7:
Some of the common SMTP response codes are discussed below.

Visit us to know more about other response codes.