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Segmentation

Technologies > Site Elements > ETag > Strong ETag > by Server Locations

Usage of Strong ETag broken down by server locations

This diagram shows the percentages of websites using Strong ETag broken down by server locations. See technologies overview for explanations on the methodologies used in the surveys.

How to read the diagram:
Strong ETag is used by 15.4% of all the websites.
Strong ETag is used by 11.2% of all the websites that use United States as server location.

Overall

15.4%

11.2%

17.5%

13.0%

9.5%

14.5%

5.5%

8.2%

13.4%

19.6%

26.4%

11.6%

18.5%

10.0%

18.0%

14.8%

7.1%

18.1%

7.9%

12.6%

14.0%

4.9%

9.1%

7.1%

12.3%

20.5%

14.5%

21.3%

13.0%

19.2%

8.0%

11.4%

10.6%

6.4%

29.4%

13.0%

12.7%

10.4%

11.7%

17.1%

5.5%

6.2%

18.9%

9.8%

10.0%

16.7%

7.4%

16.1%

12.1%

7.7%

11.3%

14.2%

13.6%

16.1%

8.5%

19.1%

24.6%

12.7%

12.4%

13.3%

11.6%

18.9%

23.8%

Bosnia and Herzegovina

5.6%

18.7%

13.4%

14.1%

21.4%

17.3%

11.2%

14.0%

5.8%

8.4%

15.5%

20.8%

17.9%

9.8%

8.2%

19.8%

12.6%

2.7%

12.7%

8.3%

14.1%

8.8%

19.3%

0.8%

17.2%

25.5%

22.2%

14.8%

15.8%

16.6%

12.4%

14.1%

17.3%

7.0%

11.4%

13.1%

2.2%

9.5%

11.6%

8.3%

12.5%

6.8%

14.7%

6.6%

26.0%

17.3%

6.9%

9.4%

14.1%

20.4%

7.5%

10.8%

9.1%

10.0%

12.3%

10.9%

10.1%

23.7%

12.2%

30.2%

15.5%

9.0%

10.4%

13.2%

11.4%

12.1%

9.7%

9.0%

7.9%

5.9%

17.3%

13.5%

15.7%

26.6%

4.8%

17.7%

24.7%

14.8%

9.2%

8.0%

4.1%

13.5%

16.9%

9.0%

16.9%

Holy See (Vatican City State)

1.6%

12.7%

11.3%

11.5%

17.5%

12.5%

27.5%

27.5%

13.3%

2.4%

25.0%

Saint Vincent and the Grenadines

18.8%

6.2%

9.7%

7.1%

14.8%

25.9%

Democratic Republic of the Congo

8.0%

12.5%

11.1%

23.5%

41.2%

29.4%

6.7%

21.4%

18.2%

10.0%

W3Techs.com, 25 September 2025

Percentages of websites using Strong ETag broken down by server locations

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Technology Brief
Strong ETag
Category: Site Elements
A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.
Website: w3.org/...

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