Server Google Tag Manager (sGTM)
Server Side Tracking is “the new black” that everyone is talkeing about and GTM Kit is supporting it. If you follow Google’s guide on how to setup server-side tagging you can create your own server-side container and then you must specify your custom GTM Server Side Domain as shown below:
If you customise you server-side container you can also change the sGTM container identifer. If you enter dafsj3j3jkd
the container script will request dafsj3j3jkd.js
instead of gtm.js