Findings · Performance
HTML Document Size
Oversized HTML slows down initial render — common with server-rendered apps that inline too much
1%
of 1,042 scanned sites fail this check
Fail
1%
10 scans
Warning
0.9%
9 scans
Pass
98.2%
1,023 scans
Why it matters
This check belongs to Performance — is it fast? It's rated medium severity. Oversized HTML slows down initial render — common with server-rendered apps that inline too much
The fix
This check flags an issue but doesn't come with an auto-generated fix — the right answer depends on your stack and use case. Use the scan output as a starting point for diagnosis, then apply the fix in code.
Check your own site for this.
Vettd runs this check (and 81 others) on any URL. Free, no signup, ~30 seconds.
Scan your site →