ahh ok so leaving trails for future people tearing their freaking hair out... there is are 2 undocumented query params that http://webmention.io amusingly fails to mention...
https://github.com/maxboeck/eleventy-webmentions/blob/master/_data/webmentions.js#L32-L37 a "page" and "page since" param
s/o to @brob for the save
https://github.com/maxboeck/eleventy-webmentions/blob/master/_data/webmentions.js#L32-L37 a "page" and "page since" param
s/o to @brob for the save