Validated cards not showing after several days working


For the first week cards were showing correctly but suddenly they not appear in tweets anymore.
It is validated:
This tweet card is working: and also validated.

More details:
I can access to Twitter Analytics with that account but when I go to “Cards”, this message came up:



I just tried the Tweet you mentioned, Chimeno, and your Gallery Card works great on my side for

It may have been a caching issue shortly after getting your domain enabled? Please let us know if you need any further help.