Oneboxes not created for Lupa.cz on our site, work elsewhere

[Lilly]

maybe have a look at your forum’s various onebox settings go to admin-settings and type “onebox” in the settings filter box at the top. Have a look at this topic:

Onebox configuration and troubleshooting

While users can create rich link previews in their posts using oneboxes (See: Create rich link previews with Onebox), there are some controls available to site administrators, and sometimes when links do not preview as expected, it can be helpful to do a bit of troubleshooting to understand why. Admin configuration Site administrators can control many of the onebox settings in the site setting section. To see available settings search for onebox. [onebox-site-settings] Notable settings are: …