7.8%of Global websites
By market
- Global7.8%
- United Kingdom6.1%
- Netherlands11%
- Italy11%
- Spain15%
- Japan3.8%
- Latin America4.9%
Examples
Popular sites where we saw this on the homepage (at crawl time).
amazonaws.comapple.comopera.commozilla.orgcriteo.combbc.comcomcast.netbbc.co.uktelekom.netforter.comhp.comskyhigh.cloud
How to fix
- 1Add hreflang="x-default" pointing to the language picker or main version.
Related mistakes
- No structured data 51%
- No canonical link 35%
- No H1 heading 34%
- No XML sitemap 32%
- No robots.txt 28%
- Missing meta description 19%
Our crawler: 68,769 sites · Global · updated Oct 23, 2026 · Methodology
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