After switching nameservers over to Jamroom for hosting
Jamroom Hosting
If you already have the HTML, then you can add that to your skin directly, no need to go outside the jamroom system.
clone your skin so that your changes dont get overritten when updates come out, then you have a couple of options.
Docs: "Creating your own Skin ( Clone from an Existing Skin )"
https://www.jamroom.net/the-jamroom-network/documentation/skin-design-guide/839/creating-your-own-skin-clone-from-an-existing-skin
Then add the template with the name 'tribute.tpl' and that will show up at www.mydomain.com/tribute.
Put whatever HTML you want in it.