Websites using Yoast SEO 21.8.1
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.
10.2k live Yoast SEO 21.8.1 sites, ready to export.
That's how many Yoast SEO 21.8.1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Yoast SEO 21.8.1 website we detected in Germany.
Only sites where a business, company-hosted email was found.
Sites with at least one business LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Yoast SEO 21.8.1 websites on .com domains.
Websites Using Yoast SEO 21.8.1
A sample of live Yoast SEO 21.8.1 sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| vancouvermom.ca | September 27, 2026 | |
| rantt.com | September 27, 2026 | |
| downtownkalamazoocookoff.com | September 27, 2026 | |
| rainbowhistory.org | September 27, 2026 | |
| it-school.be | September 27, 2026 | |
| digitaldragons.pl | September 26, 2026 | |
| joker123.money | September 26, 2026 | |
| kaazing.com | September 26, 2026 | |
| babyhelp.nl | September 26, 2026 | |
| autoexpertgroup.com.au | September 26, 2026 |
How many websites use Yoast SEO 21.8.1?
We found Yoast SEO 21.8.1 on 10,200 websites in our September 2026 crawl, across 109 countries.
Which countries use Yoast SEO 21.8.1 the most?
By number of websites, the top countries are Germany (14%, 1,430 sites), United States (13%, 1,289 sites), France (9%, 945 sites), Italy (5%, 546 sites) and Netherlands (5%, 461 sites). Together they account for 46% of the 10,200 Yoast SEO 21.8.1 sites we track. 36% of the sites are in English, and .com is the most used domain ending, on 39% of them.
Where are Yoast SEO 21.8.1 websites hosted?
The networks carrying the most Yoast SEO 21.8.1 sites are Cloudflare, Inc. (911 sites), OVH SAS (755 sites) and Hostinger International Limited (593 sites).
What technologies are used with Yoast SEO 21.8.1?
Across the 10,200 Yoast SEO 21.8.1 sites we track, the technologies most often found alongside it are WordPress (100%, 10,200 sites), PHP (over 99%, 10,186 sites), MySQL (over 99%, 10,185 sites), jQuery (92%, 9,397 sites) and jQuery Migrate (81%, 8,311 sites).
Breakdown of Yoast SEO 21.8.1 websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
WordPress | 10,200 |
PHP | 10,186 |
MySQL | 10,185 |
jQuery | 9,397 |
|
jQuery Migrate | 8,311 |
Apache HTTP Server | 4,214 |
Contact Form 7 | 3,668 |
Google Analytics | 3,378 |
HTTP/3 | 3,191 |
Elementor | 2,921 |
Nginx | 2,272 |
Bootstrap | 2,148 |
| imagesLoaded | 2,043 |
LiteSpeed | 1,989 |
reCAPTCHA | 1,891 |
|
WordPress Block Editor | 1,815 |
Site Kit | 1,545 |
Cloudflare | 1,483 |
Slider Revolution | 1,454 |
Google Tag Manager | 1,419 |
Underscore.js | 1,347 |
WooCommerce | 1,280 |
wpBakery | 1,272 |
FitVids.JS | 1,254 |
| HSTS | 1,162 |
| Language | Sites |
|---|---|
| English | 3,627 |
| German | 1,235 |
| French | 999 |
| Spanish | 613 |
| Italian | 504 |
| Dutch | 464 |
| Polish | 319 |
| Russian | 261 |
| Japanese | 238 |
| Portuguese | 232 |
| Latin | 156 |
| Danish | 119 |
| Thai | 90 |
| Swedish | 89 |
| Hebrew | 84 |
| Hungarian | 80 |
| Turkish | 80 |
| Vietnamese | 77 |
| Finnish | 75 |
| Slovak | 75 |
| Czech | 73 |
| Romanian | 67 |
| Persian | 64 |
| Chinese | 49 |
| Indonesian | 48 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 911 |
| OVH SAS | 755 |
| Hostinger International Limited | 593 |
| IONOS SE | 593 |
| Strato GmbH | 454 |
| Hetzner Online GmbH | 331 |
| GoDaddy.com, LLC | 258 |
| Aruba S.p.A. | 213 |
| Neue Medien Muennich GmbH | 201 |
| Amazon.com, Inc. | 164 |
| Netsons s.r.l. | 140 |
| DigitalOcean, LLC | 137 |
| Combell NV | 128 |
| One.com A/S | 125 |
| WebSupport s.r.o. | 124 |
| Host Europe GmbH | 120 |
| Xserver Inc. | 120 |
| O2switch SAS | 107 |
| CLOUDFLARENET | 104 |
| Cloudflare London, LLC | 104 |
| Google LLC | 101 |
| Cyber_Folks S.A. | 99 |
| WHG Hosting Services Ltd | 87 |
| Namecheap, Inc. | 81 |
| New Dream Network, LLC | 81 |
| TLD | Sites |
|---|---|
| com | 3,950 |
| de | 943 |
| fr | 455 |
| nl | 371 |
| it | 356 |
| org | 311 |
| uk | 303 |
| pl | 293 |
| net | 204 |
| es | 175 |
| au | 169 |
| ru | 165 |
| br | 163 |
| dk | 126 |
| be | 116 |
| ch | 106 |
| eu | 106 |
| jp | 87 |
| za | 87 |
| hu | 82 |
| ca | 79 |
| se | 74 |
| cz | 69 |
| at | 67 |
| fi | 66 |
| Country | Sites |
|---|---|
| 🇩🇪 Germany | 1,430 |
| 🇺🇸 United States | 1,289 |
| 🇫🇷 France | 945 |
| Unknown | 845 |
| 🇮🇹 Italy | 546 |
| 🇳🇱 Netherlands | 461 |
| 🇬🇧 United Kingdom | 452 |
| 🇪🇸 Spain | 396 |
| 🇵🇱 Poland | 347 |
| 🇯🇵 Japan | 237 |
| 🇷🇺 Russia | 213 |
| 🇦🇺 Australia | 191 |
| 🇧🇷 Brazil | 186 |
| 🇨🇦 Canada | 174 |
| 🇩🇰 Denmark | 161 |
| 🇨🇭 Switzerland | 139 |
| 🇧🇪 Belgium | 129 |
| 🇮🇳 India | 119 |
| 🇨🇾 Cyprus | 107 |
| 🇿🇦 South Africa | 99 |
| 🇸🇪 Sweden | 91 |
| 🇭🇺 Hungary | 89 |
| 🇨🇿 Czech Republic | 88 |
| 🇫🇮 Finland | 88 |
| 🇸🇰 Slovakia | 86 |
FAQ
Answers drawn from our latest crawl of Yoast SEO 21.8.1 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.