Very large DOM

Over 3,000 elements make the page slow to style and update.

6.5%of Global websites

By market

Global6.5%
United Kingdom8.6%
Netherlands6.5%
Italy9.6%
Spain10%
Japan4.7%
Latin America8.3%

Examples

Popular sites where we saw this on the homepage (at crawl time).

sharepoint.comsentry.iot-online.detheguardian.comforbes.compublicnode.comwixsite.comsalesforce.comsteampowered.comzendesk.comtradingview.comnvidia.com

How to fix

1Simplify markup and lazy-render long sections.

Related mistakes

HTML not compressed 6.2%
HTML over 1 MB 4.8%
More than 40 external scripts 4.1%
Redirect chain before the homepage 1.2%
More than 25 third-party domains <0.1%

Our crawler: 68,769 sites · Global · updated Oct 23, 2026 · Methodology

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