Outlook reported error 0x800ccc0f (solved)

Outlook reported error 0x800ccc0f

The Outlook email is mainly used for business purposes. If any error occurs then it can your work for the entire day. It is a technology that means the error is common then one of the common errors is Outlook error 0x800ccc0f.

Outlook error 0x800ccc0f generally occurs when you try to send any SMTP based emails but the Outlook cannot connect to the user’s mail server.

When this error occurs you will see a pop-up message saying “your server has unexpectedly terminated the connection” or “connection to the server was interrupted’ along with this code.

The complete error code message looks like:

Your server has unexpectedly terminated the connection. Possible cause for this includes server problems, network problems, or a long period of inactivity. Account:  mail.domain.com, server: ‘mail.domain.com’, Protocol: POP3, Server Response: ‘+OK’, Port: 110, Secure (SSL): NO, Error Number 0x800ccc0f

Solutions to fix Outlook reported error 0x800ccc0f:-

Here are many quick and easy solutions provided to fix Outlook error 0x800ccc0f. Follow the below-given steps:

  • Settings of Outlook email:-

 

If Outlook email settings are wrong then it Creates the error Outlook error 0x800ccc0f. Always make sure with username or password, wrong SMTP host, SMTP ports, authentication, etc could badly affect the entire email delivery.

In most cases, ISPs block the common SMTP port 25 to reduce spam. Therefore, in this situation, users cannot communicate to the mail server on port 25 and email delivery fails.

So, set up the mail server on an alternate port like 587 to override ISP port blocks and also ask the customer to change the SMTP settings from 25 o 587.

Also, check the Outlook email basic settings and make sure it is correct. Also, check for server timeout settings in the Outlook email.

Clear suspicious email or emails with faulty attachment, if any available. Also, delete the unsent messages which are stuck in the outbox.

 

  • Server Firewall restrictions:-

 

Outlook error 0x800ccc0f generally occurs if the server firewall blocks the customer IP range or IP address which is based on the abnormal behavior.

So, for removing this restriction verify hosting engineers whether the user’s IP address is blocked in the server firewall. You can try this command to check the IP block on cPanel servers:

Csf –g xx.xx.xx.xx

If the list shows to you, then remove it and restore the email connectivity immediately. Now, we recognize the cause of the block and update the users.

For instance removals of IP block on cPanel server use the following command:

Csf –dr xx.xx.xx.xx

By doing this activity you can easily fix the error.

 

  • Antivirus blocking connection:-

 

Sometimes, the antivirus can also cause the problem in Outlook email like Outlook error 0x800ccc0f.

Because, if an antivirus which includes an email scanning feature then they need to add configuration to use Outlook altogether with Antivirus. So, if this additional configuration is missing then it can block incoming and outgoing emails.

So, temporarily disable the Antivirus Software on your system to resolve this issue. Now, you can see Outlook email works properly.

 

  • Outlook corrupted profile:-

 

Outlook profile is generally used to remember the email accounts which is established with it and also the settings that tell where email and other data are stored. If your Outlook profile is corrupted then it creates the issue Outlook error 0x800ccc0f.

In that situation, create a new profile and test whether they can send/receive emails using this new profile. If it works then remove the default profile and set the new one as the default outlook profile.