Websites using Yoast SEO 18.x
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.
63.6k live Yoast SEO 18.x sites, ready to export.
That's how many Yoast SEO 18.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 18.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 18.x websites on .com domains.
Only sites where an organisation phone number was found.
Which Yoast SEO 18.x versions are most used?
We could read a version number on 100% of Yoast SEO 18.x sites. Of those, the most common are Yoast SEO 18.4.1, on 10,721 sites, Yoast SEO 18.0, on 7,810 sites and Yoast SEO 18.9, on 7,655 sites.
- Versions detected
- 20
- Sites with a version
- 63,663
Websites Using Yoast SEO 18.x
A sample of live Yoast SEO 18.x sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| klmehtadcw.org | September 27, 2026 | |
| intmet.com | September 27, 2026 | |
| festivaldethau.com | September 27, 2026 | |
| fanojazzbythesea.com | September 27, 2026 | |
| egierki.pl | September 27, 2026 | |
| delpuente.com.gt | September 27, 2026 | |
| cleanskyenergy.com | September 27, 2026 | |
| campingigara.com | September 27, 2026 | |
| cam-car.jp | September 27, 2026 | |
| ayushmanliver.com | September 27, 2026 |
How many websites use Yoast SEO 18.x?
We found Yoast SEO 18.x on 63,663 websites in our September 2026 crawl, across 160 countries.
Which countries use Yoast SEO 18.x the most?
By number of websites, the top countries are United States (12%, 7,414 sites), Germany (10%, 6,134 sites), France (9%, 5,483 sites), Italy (7%, 4,236 sites) and Russia (5%, 3,060 sites). Together they account for 41% of the 63,663 Yoast SEO 18.x sites we track. 33% of the sites are in English, and .com is the most used domain ending, on 38% of them.
Where are Yoast SEO 18.x websites hosted?
The networks carrying the most Yoast SEO 18.x sites are Cloudflare, Inc. (5,924 sites), OVH SAS (4,869 sites) and IONOS SE (2,726 sites).
What technologies are used with Yoast SEO 18.x?
Across the 63,663 Yoast SEO 18.x sites we track, the technologies most often found alongside it are WordPress (100%, 63,663 sites), PHP (over 99%, 63,463 sites), MySQL (over 99%, 63,416 sites), jQuery (95%, 60,500 sites) and jQuery Migrate (82%, 52,263 sites).
Breakdown of Yoast SEO 18.x websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
WordPress | 63,663 |
PHP | 63,463 |
MySQL | 63,416 |
jQuery | 60,500 |
|
jQuery Migrate | 52,263 |
Contact Form 7 | 26,162 |
Apache HTTP Server | 23,251 |
Google Analytics | 21,167 |
HTTP/3 | 18,647 |
Nginx | 16,952 |
Bootstrap | 16,185 |
Elementor | 13,686 |
| imagesLoaded | 12,490 |
reCAPTCHA | 11,979 |
LiteSpeed | 11,303 |
Slider Revolution | 10,990 |
Cloudflare | 9,585 |
Swiper | 9,445 |
WooCommerce | 9,017 |
wpBakery | 8,940 |
Google Tag Manager | 8,727 |
Underscore.js | 8,659 |
|
WordPress Block Editor | 8,529 |
Modernizr | 7,763 |
OWL Carousel | 7,639 |
| Language | Sites |
|---|---|
| English | 21,145 |
| French | 5,672 |
| German | 5,399 |
| Italian | 4,023 |
| Spanish | 3,782 |
| Russian | 3,401 |
| Dutch | 2,489 |
| Polish | 2,389 |
| Japanese | 2,211 |
| Portuguese | 1,212 |
| Vietnamese | 934 |
| Czech | 773 |
| Turkish | 677 |
| Danish | 652 |
| Swedish | 647 |
| Latin | 640 |
| Slovak | 585 |
| Persian | 572 |
| Romanian | 497 |
| Hebrew | 492 |
| Hungarian | 486 |
| Indonesian | 471 |
| Greek | 431 |
| Chinese | 369 |
| Finnish | 286 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 5,924 |
| OVH SAS | 4,869 |
| IONOS SE | 2,726 |
| Aruba S.p.A. | 2,265 |
| Hostinger International Limited | 2,042 |
| Hetzner Online GmbH | 1,930 |
| GoDaddy.com, LLC | 1,543 |
| DigitalOcean, LLC | 1,463 |
| Amazon.com, Inc. | 1,376 |
| Neue Medien Muennich GmbH | 1,219 |
| Google LLC | 1,076 |
| Strato GmbH | 924 |
| Xserver Inc. | 887 |
| Beget LLC | 837 |
| Combell NV | 820 |
| WebSupport s.r.o. | 818 |
| Cyber_Folks S.A. | 681 |
| Host Europe GmbH | 671 |
| One.com A/S | 591 |
| O2switch SAS | 580 |
| Jsc timeweb | 572 |
| WHG Hosting Services Ltd | 569 |
| Namecheap, Inc. | 465 |
| CLOUDFLARENET | 463 |
| Fastly, Inc. | 454 |
| TLD | Sites |
|---|---|
| com | 23,877 |
| de | 3,771 |
| it | 2,967 |
| fr | 2,655 |
| ru | 2,305 |
| pl | 2,180 |
| nl | 2,039 |
| uk | 1,860 |
| org | 1,859 |
| net | 1,381 |
| au | 1,070 |
| es | 947 |
| jp | 900 |
| br | 791 |
| cz | 746 |
| ca | 658 |
| eu | 645 |
| dk | 624 |
| sk | 570 |
| be | 565 |
| se | 547 |
| ch | 530 |
| gr | 502 |
| ro | 477 |
| hu | 466 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 7,414 |
| 🇩🇪 Germany | 6,134 |
| 🇫🇷 France | 5,483 |
| Unknown | 4,835 |
| 🇮🇹 Italy | 4,236 |
| 🇷🇺 Russia | 3,060 |
| 🇬🇧 United Kingdom | 2,776 |
| 🇳🇱 Netherlands | 2,649 |
| 🇵🇱 Poland | 2,542 |
| 🇪🇸 Spain | 2,373 |
| 🇯🇵 Japan | 2,263 |
| 🇦🇺 Australia | 1,254 |
| 🇨🇦 Canada | 1,223 |
| 🇧🇷 Brazil | 872 |
| 🇨🇿 Czech Republic | 836 |
| 🇩🇰 Denmark | 828 |
| 🇻🇳 Vietnam | 786 |
| 🇨🇭 Switzerland | 725 |
| 🇮🇳 India | 719 |
| 🇸🇪 Sweden | 688 |
| 🇸🇰 Slovakia | 681 |
| 🇧🇪 Belgium | 677 |
| 🇬🇷 Greece | 598 |
| 🇹🇷 Turkey | 564 |
| 🇸🇬 Singapore | 560 |
FAQ
Answers drawn from our latest crawl of Yoast SEO 18.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.