Helps improve sender reputation by removing unwanted subscribers from listsĮnroll at and typically start receiving feedback within as little as 72 hours.Helps identify potential problems with your marketing practices and content.Provides senders an opportunity to clean their email lists and improve the quality of their content.Returns the full message with headers of any email marked as 'junk' or 'phishing'.A free service to provide reports on junk email issues reported by users.Learn how Return Path Certification helps senders get into more inboxes more quickly: Learn email security best practices from Return Path and keep your sensitive data safe and your systems secured: Learn sender best practices from Return Path and avoid the most common sender reputation pitfalls like complaints and spam traps:

A third-party accreditation and reputation service used to 'safe list' senders.

The industry’s most recognized and valued email certification program.

An overview of the junk email filters and authentication technologies employed by Microsoft.

Includes a simple online guide with our policies and requirements.

A starting point for any questions related to delivering communications to users.

We will look into the problem to persuade Microsoft to not mark our emails as junk. Our emails now seem to land in the junk email folder, but at least they are pass through. There we added our IP, signed the contract, and will now be notified of spam and junk sent from our server.

Monitor emails going out from our server to Microsoft/Outlook: We signed up for Smart Network Data Service.

After replying to their mail, our emails were not rejected anymore after a few days.

Contact to let emails from our server through: contact form.

Checked if other services think that spam is being sent via our IP:.

It could be that it did not originate from our server, but from a server with an IP address starting with the same digits as ours (a whole range belongs to our server hosting provider). Īfter looking for the error code and possible causes, it seems like spam has been sent via our IP, but none that we know of. Please contact your Internet service provider since part of their network is on our block list. We got the following replies when we send a mail to or server replied: 550 SC-001 (COL004-MC6F13) Unfortunately, messages from weren't sent. We had the problem that Microsoft servers rejected emails from our hMailServer.

Outlook live com mail 0 junkemail