92%
lang attribute
10,347 / 11,288
94%
Mobile viewport
10,662 / 11,288
2.4%
Accessibility overlay
276 / 11,322
63%
Exactly one H1
7,149 / 11,288
Accessibility overlays All
By market
| Metric | United Kingdom | Global | Netherlands | Italy | Spain | Japan | Latin America |
|---|---|---|---|---|---|---|---|
| lang attribute | 92% | 87% | 92% | 92% | 92% | 87% | 89% |
| Mobile viewport | 94% | 91% | 94% | 94% | 94% | 85% | 93% |
| Exactly one H1 | 63% | 54% | 63% | 51% | 59% | 58% | 45% |
| Accessibility overlay | 2.4% | 1.1% | 0.2% | 1.3% | 0.7% | <0.1% | 1.3% |
Page languages
- 1English90%10,180
- 2Vietnamese0.3%36
- 3Indonesian0.3%29
- 4Arabic0.2%20
- 5Russian0.1%15
- 6Chinese<0.1%10
- 7German<0.1%7
- 8Polish<0.1%6
- 9gb<0.1%6
- 10French<0.1%4
Share of 11,288 sites in the sample.
Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology
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