Audit rules
DOM Size
Observed number of elements in the parsed HTML document; review above 1,500 elements (legacy threshold). In a QuikSEO audit, a failure of this rule has info severity and counts against the score. Below are the exact condition, its exceptions and the sources behind it, followed by the other rules of the same group.
performance.dom_sizeInfo01 — Definition
How This Rule Is Checked
The rule is a pure function of the fetched page: no extra requests, no account settings. The same input always gives the same result.
Rule Severity and Score
- Rule id
performance.dom_size- Group
- Performance
- Severity of a failure
- Info
- Counts in the score
- Yes, whenever it applies to the page
- Required for a score
- No
- Replaces the check
dom_size
Condition and Exceptions
- Condition
- Observed element count; review above 1,500 (legacy threshold)
- Exceptions
- —
Sources and Project Decision
- Sources
- Avoid an excessive DOM size | Lighthouse | Chrome for Developers (Chrome for Developers, Q18)
- Project decision
- Threshold inherited from 66audit.
02 — Performance
Other Rules in This Group
The other checks of the same group, each with its own condition and sources.
- HTTP Requestsperformance.http_requests
- HTML Page Sizeperformance.page_size
- Render Blocking Scriptsperformance.render_blocking_scripts
- Render Blocking Stylesheetsperformance.render_blocking_stylesheets
- Response Timeperformance.response_time
- Time to First Byteperformance.ttfb