Websites using Yoast SEO 4.x
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.
20.7k live Yoast SEO 4.x sites, ready to export.
That's how many Yoast SEO 4.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Yoast SEO 4.x website we detected in the United States.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Yoast SEO 4.x websites on .com domains.
Only sites where an organisation phone number was found.
Which Yoast SEO 4.x versions are most used?
We could read a version number on 100% of Yoast SEO 4.x sites. Of those, the most common are Yoast SEO 4.9, on 2,929 sites, Yoast SEO 4.4, on 2,667 sites and Yoast SEO 4.5, on 2,189 sites.
- Versions detected
- 13
- Sites with a version
- 20,732
Websites Using Yoast SEO 4.x
A sample of live Yoast SEO 4.x sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| kiwirevolution.com | September 27, 2026 | |
| kantor-wiek.pl | September 27, 2026 | |
| isenselogic.com | September 27, 2026 | |
| baocaosu360.com | September 27, 2026 | |
| ghionjournal.com | September 27, 2026 | |
| derwaechter.net | September 27, 2026 | |
| aims.ca | September 27, 2026 | |
| rebeatmag.com | September 27, 2026 | |
| temporarytemples.co.uk | September 27, 2026 | |
| gvrb.com.tw | September 27, 2026 |
How many websites use Yoast SEO 4.x?
We found Yoast SEO 4.x on 20,732 websites in our September 2026 crawl, across 111 countries.
Which countries use Yoast SEO 4.x the most?
By number of websites, the top countries are United States (14%, 2,860 sites), Italy (10%, 2,044 sites), France (10%, 2,019 sites), Germany (9%, 1,793 sites) and United Kingdom (5%, 1,037 sites). Together they account for 47% of the 20,732 Yoast SEO 4.x sites we track. 35% of the sites are in English, and .com is the most used domain ending, on 39% of them.
Where are Yoast SEO 4.x websites hosted?
The networks carrying the most Yoast SEO 4.x sites are OVH SAS (1,944 sites), Aruba S.p.A. (1,274 sites) and Cloudflare, Inc. (1,239 sites).
What technologies are used with Yoast SEO 4.x?
Across the 20,732 Yoast SEO 4.x sites we track, the technologies most often found alongside it are WordPress (100%, 20,732 sites), PHP (over 99%, 20,681 sites), MySQL (over 99%, 20,663 sites), jQuery (98%, 20,291 sites) and jQuery Migrate (88%, 18,162 sites).
Breakdown of Yoast SEO 4.x websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
WordPress | 20,732 |
PHP | 20,681 |
MySQL | 20,663 |
jQuery | 20,291 |
|
jQuery Migrate | 18,162 |
Contact Form 7 | 10,721 |
Apache HTTP Server | 9,523 |
Bootstrap | 6,091 |
Slider Revolution | 4,948 |
Nginx | 4,701 |
HTTP/3 | 4,377 |
Modernizr | 4,039 |
Google Maps | 3,161 |
LiteSpeed | 2,910 |
Lightbox | 2,823 |
Magnific Popup | 2,717 |
OWL Carousel | 2,592 |
FitVids.JS | 2,526 |
prettyPhoto | 2,212 |
WooCommerce | 2,164 |
Google Analytics | 2,162 |
YouTube | 2,119 |
Cloudflare | 2,110 |
reCAPTCHA | 1,890 |
| imagesLoaded | 1,866 |
| Language | Sites |
|---|---|
| English | 7,161 |
| French | 2,024 |
| Italian | 1,766 |
| German | 1,521 |
| Spanish | 1,171 |
| Russian | 1,066 |
| Polish | 823 |
| Dutch | 691 |
| Japanese | 506 |
| Portuguese | 398 |
| Vietnamese | 365 |
| Czech | 257 |
| Latin | 236 |
| Romanian | 190 |
| Danish | 166 |
| Hungarian | 162 |
| Turkish | 156 |
| Slovak | 154 |
| Swedish | 149 |
| Hebrew | 138 |
| Chinese | 130 |
| Bulgarian | 125 |
| Lithuanian | 125 |
| Greek | 124 |
| Catalan | 90 |
| ASN | Sites |
|---|---|
| OVH SAS | 1,944 |
| Aruba S.p.A. | 1,274 |
| Cloudflare, Inc. | 1,239 |
| IONOS SE | 1,005 |
| GoDaddy.com, LLC | 976 |
| Hetzner Online GmbH | 522 |
| Neue Medien Muennich GmbH | 438 |
| Amazon.com, Inc. | 336 |
| Host Europe GmbH | 307 |
| Cyber_Folks S.A. | 268 |
| Combell NV | 259 |
| Google LLC | 256 |
| DigitalOcean, LLC | 255 |
| Strato GmbH | 250 |
| Beget LLC | 239 |
| Hostinger International Limited | 202 |
| Your Hosting B.V. | 196 |
| InMotion Hosting, Inc. | 184 |
| WebSupport s.r.o. | 173 |
| WHG Hosting Services Ltd | 169 |
| Namecheap, Inc. | 168 |
| Xserver Inc. | 168 |
| DinaHosting S.L. | 153 |
| Jsc timeweb | 150 |
| GMO Internet, Inc. | 144 |
| TLD | Sites |
|---|---|
| com | 8,187 |
| it | 1,350 |
| de | 1,023 |
| fr | 875 |
| pl | 741 |
| uk | 737 |
| ru | 695 |
| nl | 552 |
| org | 524 |
| net | 513 |
| au | 409 |
| es | 360 |
| cz | 251 |
| br | 249 |
| eu | 230 |
| ca | 209 |
| jp | 202 |
| ro | 185 |
| be | 173 |
| vn | 169 |
| dk | 162 |
| hu | 157 |
| ua | 155 |
| gr | 154 |
| sk | 148 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 2,860 |
| 🇮🇹 Italy | 2,044 |
| 🇫🇷 France | 2,019 |
| 🇩🇪 Germany | 1,793 |
| Unknown | 1,160 |
| 🇬🇧 United Kingdom | 1,037 |
| 🇵🇱 Poland | 875 |
| 🇷🇺 Russia | 850 |
| 🇪🇸 Spain | 817 |
| 🇳🇱 Netherlands | 728 |
| 🇯🇵 Japan | 528 |
| 🇦🇺 Australia | 480 |
| 🇨🇦 Canada | 435 |
| 🇻🇳 Vietnam | 364 |
| 🇨🇿 Czech Republic | 285 |
| 🇧🇷 Brazil | 267 |
| 🇷🇴 Romania | 216 |
| 🇧🇪 Belgium | 197 |
| 🇺🇦 Ukraine | 196 |
| 🇩🇰 Denmark | 192 |
| 🇭🇺 Hungary | 179 |
| 🇸🇰 Slovakia | 175 |
| 🇬🇷 Greece | 174 |
| 🇸🇬 Singapore | 169 |
| 🇧🇬 Bulgaria | 159 |
FAQ
Answers drawn from our latest crawl of Yoast SEO 4.x websites. Anything else, email us and we will look it up.
Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.