930_1881b36b_139445_{yoursubpublisherid}

A sub-publisher ID is a unique identifier appended to an affiliate tracking link that allows a master affiliate or affiliate network to track, segment, and optimize performance across multiple smaller traffic sources (sub-publishers) [1]. Think of it this way: Takes users to the advertiser's site.

Easily identify which sub-publishers send high-converting traffic and which ones send bots or low-value clicks [2].

Utilizing sub-publisher IDs like 930_1881b36b_139445 is no longer optional for high-performing affiliate campaigns—it is essential for survival. By taking the time to segment your traffic sources, you can turn a mediocre campaign into a profitable one.

Don't just use random numbers. Use consistent, recognizable names like Email_Newsletter_1 , Site_ReviewPage_2 , etc.

The structure in the subject line is a perfect example of a dynamic tracking link. By replacing {yourSubPublisherId} with a custom tag, you can unlock several benefits:

To get the most out of your 930_1881b36b_139445 links, follow these best practices:

This is where sub-publisher IDs (often appearing in tracking links like 930_1881b36b_139445_{yourSubPublisherId} ) become essential. What is a Sub-Publisher ID?