Deprecated HTML Tags Test
What is it?
Check if your webpage is using old, deprecated HTML tags. These tags will eventually lose browser support and your web pages may render incorrectly as browsers drop support for these tags.
Pass rate:
-
Top 100 websites: 94%This value indicates the percent of top 100 most visited websites in the US that pass this test (in the past 12 months).
-
All websites: 92%This value indicates the percent of all websites analyzed in SEO Site Checkup (500,000+) in the past 12 months.
| 2021 | 99% |
|---|---|
| 2022 | 92% |
| 2023 | 94% |
| 2024 | 94% |
100
75
50
25
0
How do I fix it?
In order to pass this test you must identify into your code all deprecated HTML tags listed above and replace them with proper tags or CSS rules. Some examples are given below:
- for
<applet>tag, the equivalent tag is<object> - for
<center>tag, the alternative CSS property istext-align - for
<font>tag, the alternative CSS properties arefont-familyandfont-size - for
<s>,<strike>and<u>tags, the alternative CSS property istext-decoration
