If a site isn't reachable via HTTP, the header is still shown, even though the content is empty:
## HTTP content scan results
## HTTPS content scan results
Compression is not enabled
invalid html5: First non-comment node must be the doctype node, found html
HTML size: 0kB
Total download size (without media): 0kB
If a site isn't reachable via HTTP, the header is still shown, even though the content is empty: