Track links from email marketing

To reduce the “source = direkt” and show more “source = domain: klick-tipp.com

Here are the links for testing


without campain link -> piwik: source = direkt
https://www.klick-tipp.com/info/dGtsay00cDQ2LS0yZ3AzLTFuNHdhLTN6NjktMS0x
target: https://www.santegra-international.com/datenschutz/


The campain links solve the problem, but it would be nice to have more source = domain in the stats.
with campain link -> piwik: source = campain-xy
https://www.klick-tipp.com/info/dGtsay00cDQ2LTEtMmdwMy0xbjR3YS0zejY5LTEtMQ%3D%3D
target: https://www.santegra-international.com/datenschutz/?utm_source=fff&utm_medium=fff&utm_campaign=campain-xy

Thanks for improving.