[Hummingbird] Hummingbird Performance Test unable to return results & WP Check unable to compl

I have been unable to use WP Check on my site for 3 days and today I noticed Hummingbird Performance test isn't working either. I have a hunch that these are related.

Hummingbird Performance Test unable to return results

– "The performance test didn't return any results. This probably means you're on a local website (which we can't scan) or something went wrong trying to access WPMU DEV. Try again and if this error continues to appear please open a ticket with our support heroes"

WP Check unable to complete security checks

– "The performance test didn't return any results. This probably means you're on a local website (which we can't scan) or something went wrong trying to access WPMU DEV. Try again and if this error continues to appear please open a ticket with our support heroes"