Websites using Intersection Observer 0.5.1
Intersection Observer is a browser API that provides a way to observe the visibility and position of a DOM element relative to the containing root element or viewport.
244 live Intersection Observer 0.5.1 sites, ready to export.
That's how many Intersection Observer 0.5.1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Intersection Observer 0.5.1 website we detected in Vietnam.
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 Intersection Observer 0.5.1 websites on .com domains.
Only sites where an organisation phone number was found.
Websites Using Intersection Observer 0.5.1
A sample of live Intersection Observer 0.5.1 sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| textura.bg | September 25, 2026 | |
| mayanhcuhanoi.com | September 25, 2026 | |
| topspot.com | September 22, 2026 | |
| porndeals.com | September 22, 2026 | |
| vuejsdevelopers.com | September 21, 2026 | |
| ellevill.org | September 21, 2026 | |
| slingomama.ru | September 20, 2026 | |
| vent-style.ru | September 19, 2026 | |
| thebodyshop.pt | September 19, 2026 | |
| altoros.com | September 18, 2026 |
How many websites use Intersection Observer 0.5.1?
We found Intersection Observer 0.5.1 on 244 websites in our September 2026 crawl, across 41 countries.
Which countries use Intersection Observer 0.5.1 the most?
By number of websites, the top countries are Vietnam (18%, 44 sites), Greece (13%, 32 sites), Russia (7%, 17 sites), United States (7%, 17 sites) and Germany (4%, 9 sites). Together they account for 49% of the 244 Intersection Observer 0.5.1 sites we track. 39% of the sites are in English, and .com is the most used domain ending, on 39% of them.
Where are Intersection Observer 0.5.1 websites hosted?
The networks carrying the most Intersection Observer 0.5.1 sites are FPT Telecom Company (41 sites), Fusioned Ltd (33 sites) and Cloudflare, Inc. (30 sites).
What technologies are used with Intersection Observer 0.5.1?
Across the 244 Intersection Observer 0.5.1 sites we track, the technologies most often found alongside it are jsDelivr (100%, 244 sites), jQuery (87%, 212 sites), PHP (60%, 147 sites), Cloudflare (59%, 145 sites) and Bootstrap (48%, 118 sites).
Breakdown of Intersection Observer 0.5.1 websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
jsDelivr | 244 |
jQuery | 212 |
PHP | 147 |
Cloudflare | 145 |
Bootstrap | 118 |
cdnjs | 117 |
Google Analytics | 104 |
| HSTS | 103 |
Slick | 98 |
Google Tag Manager | 97 |
Nginx | 96 |
MySQL | 78 |
WordPress | 72 |
HTTP/3 | 71 |
reCAPTCHA | 68 |
BootstrapCDN | 63 |
|
jQuery Migrate | 59 |
|
jQuery CDN | 56 |
Apache HTTP Server | 49 |
Google Hosted Libraries | 45 |
LiteSpeed | 41 |
Contact Form 7 | 40 |
jQuery UI | 37 |
Google Maps | 36 |
Font Awesome | 35 |
| Language | Sites |
|---|---|
| English | 94 |
| Vietnamese | 42 |
| Russian | 17 |
| Greek | 11 |
| German | 10 |
| Dutch | 10 |
| French | 8 |
| Polish | 7 |
| Czech | 5 |
| Latin | 5 |
| Bulgarian | 4 |
| Japanese | 4 |
| Arabic | 3 |
| Croatian | 3 |
| Portuguese | 3 |
| Spanish | 3 |
| Hungarian | 2 |
| Korean | 2 |
| Slovak | 2 |
| Catalan | 1 |
| Danish | 1 |
| Finnish | 1 |
| Italian | 1 |
| Shona | 1 |
| Tagalog | 1 |
| ASN | Sites |
|---|---|
| FPT Telecom Company | 41 |
| Fusioned Ltd | 33 |
| Cloudflare, Inc. | 30 |
| DigitalOcean, LLC | 12 |
| Amazon.com, Inc. | 9 |
| Combell NV | 7 |
| Hetzner Online GmbH | 7 |
| VNET a.s. | 6 |
| Cloudflare London, LLC | 5 |
| Fastly, Inc. | 4 |
| Google LLC | 4 |
| Hostinger International Limited | 4 |
| JSC IOT | 4 |
| OVH SAS | 4 |
| Superior B.V. | 4 |
| AZDIGI Corporation | 3 |
| Beget LLC | 3 |
| Contabo GmbH | 3 |
| Globalhost d.o.o. | 3 |
| Jsc timeweb | 3 |
| CASABLANCA INT a.s. | 2 |
| CLOUDFLARENET | 2 |
| Dreamscape Networks Limited | 2 |
| Hostpoint AG | 2 |
| IONOS SE | 2 |
| TLD | Sites |
|---|---|
| com | 96 |
| vn | 25 |
| gr | 16 |
| ru | 14 |
| pl | 6 |
| be | 5 |
| de | 5 |
| uk | 5 |
| cz | 4 |
| bg | 3 |
| ca | 3 |
| ch | 3 |
| eu | 3 |
| net | 3 |
| org | 3 |
| ro | 3 |
| sg | 3 |
| au | 2 |
| dk | 2 |
| es | 2 |
| fr | 2 |
| hu | 2 |
| it | 2 |
| jp | 2 |
| nl | 2 |
| Country | Sites |
|---|---|
| 🇻🇳 Vietnam | 44 |
| 🇬🇷 Greece | 32 |
| Unknown | 29 |
| 🇷🇺 Russia | 17 |
| 🇺🇸 United States | 17 |
| 🇩🇪 Germany | 9 |
| 🇧🇪 Belgium | 8 |
| 🇵🇱 Poland | 7 |
| 🇫🇷 France | 6 |
| 🇨🇦 Canada | 5 |
| 🇨🇿 Czech Republic | 5 |
| 🇬🇧 United Kingdom | 5 |
| 🇮🇹 Italy | 5 |
| 🇳🇱 Netherlands | 5 |
| 🇧🇬 Bulgaria | 3 |
| 🇨🇭 Switzerland | 3 |
| 🇪🇸 Spain | 3 |
| 🇯🇵 Japan | 3 |
| 🇷🇴 Romania | 3 |
| 🇸🇬 Singapore | 3 |
| 🇦🇹 Austria | 2 |
| 🇦🇺 Australia | 2 |
| 🇧🇷 Brazil | 2 |
| 🇩🇰 Denmark | 2 |
| 🇭🇷 Croatia | 2 |
FAQ
Answers drawn from our latest crawl of Intersection Observer 0.5.1 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.