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Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.
ef.js Complementary Technologies
Technologies frequently found with ef.js.
Live ef.js Sites
25
Complementary Tech
45
Most Frequent Complementary Tech
Websites Using ef.js
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| bibeln.nu | 🇩🇰 Denmark | One.com A/S | February 14, 2026 |
| edwardfields.com | Unknown | Cloudflare, Inc. | February 14, 2026 |
| emufactory.net | 🇫🇷 France | OVH SAS | February 14, 2026 |
| skt2020.cn | 🇭🇰 Hong Kong | DXTL Tseung Kwan O Service | February 14, 2026 |
| colegiomilitar.mil.ar | 🇨🇦 Canada | OVH SAS | February 14, 2026 |
| siu.edu.ar | 🇦🇷 Argentina | NSS S.A. | February 13, 2026 |
| austral.edu.ar | 🇺🇸 United States | Microsoft Corporation | February 13, 2026 |
| colkin.online | 🇦🇷 Argentina | Dattatec.com | February 13, 2026 |
| catamarca.edu.ar | 🇦🇷 Argentina | Telecom Argentina S.A. | February 13, 2026 |
| unp.edu.ar | 🇦🇷 Argentina | Red de Interconexion Universitaria | February 13, 2026 |
| sefika.com | 🇺🇸 United States | InMotion Hosting, Inc. | February 13, 2026 |
| libertyvape.ca | 🇨🇦 Canada | Cloudflare, Inc. | February 13, 2026 |
| unpa.edu.ar | 🇺🇸 United States | Google LLC | February 13, 2026 |
| civi-land-int.com | 🇺🇸 United States | Amazon.com, Inc. | February 8, 2026 |
| 152.78 | 🇦🇷 Argentina | Red de Interconexion Universitaria | February 8, 2026 |
| uplab.edu.ar | 🇺🇸 United States | Amazon.com, Inc. | February 8, 2026 |
| unipe.edu.ar | 🇦🇷 Argentina | Red de Interconexion Universitaria | February 8, 2026 |
| zeppelinpm.ru | 🇷🇺 Russia | Domain names registrar REG.RU, Ltd | February 8, 2026 |
| usi.edu.ar | 🇦🇷 Argentina | Dattatec.com | February 7, 2026 |
| nanosoperetta.com | 🇺🇸 United States | Liquid Web, L.L.C | February 7, 2026 |
| beilie.com | 🇨🇳 China | Hangzhou Alibaba Advertising Co.,Ltd. | February 7, 2026 |
| unse.edu.ar | 🇦🇷 Argentina | Red de Interconexion Universitaria | February 7, 2026 |
| cin.edu.ar | 🇦🇷 Argentina | NSS S.A. | February 7, 2026 |
| educacion.gob.ar | 🇦🇷 Argentina | Empresa Argentina de Soluciones Satelitales S.A. | February 6, 2026 |
| yamcapitalhumano.com | 🇦🇷 Argentina | Dattatec.com | February 6, 2026 |
Find Your Customers By Their Technologies
12,727,168 domains across 3,651 technologies. Ready for lead generation, market research, and security analysis.
Buy Now — $199.95 USDTop ef.js Identifiers
Who is using ef.js and where.
Countries
Top 5 most detected countries for ef.js
ASNs
Top 5 most detected ASNs for ef.js
Languages
Top 5 most detected Languages for ef.js
TLDs
Top 5 most detected TLDs for ef.js
Most Frequent ef.js Identifiers and Complementary Tech
Most frequently encountered identifiers for ef.js and its complementary technologies.
| Technology | Sites |
|---|---|
| jQuery | 20 |
| Apache HTTP Server | 18 |
| jQuery UI | 11 |
| jQuery Migrate | 10 |
| Debian | 8 |
| PHP | 6 |
| Bootstrap | 5 |
| HTTP/3 | 3 |
| Ubuntu | 3 |
| Nginx | 3 |
| HSTS | 2 |
| OpenSSL | 2 |
| Cloudflare | 2 |
| Vue.js | 2 |
| Unpkg | 2 |
| Google Analytics | 2 |
| jsDelivr | 2 |
| Perl | 1 |
| Modernizr | 1 |
| FancyBox | 1 |
| 1C-Bitrix | 1 |
| WOW | 1 |
| UNIX | 1 |
| Varnish | 1 |
| CookieYes | 1 |
| Infinite Scroll | 1 |
| Shopify | 1 |
| OWL Carousel | 1 |
| Laravel | 1 |
| prettyPhoto | 1 |
| Magnific Popup | 1 |
| Judge.me | 1 |
| Klaviyo | 1 |
| CentOS | 1 |
| mod_perl | 1 |
| parallax.js | 1 |
| cdnjs | 1 |
| Cloudflare Browser Insights | 1 |
| Google Tag Manager | 1 |
| dc.js | 1 |
| ECharts | 1 |
| amoCRM | 1 |
| Yett | 1 |
| Google Hosted Libraries | 1 |
| SockJS | 1 |
| Language | Sites |
|---|---|
| Spanish | 14 |
| English | 4 |
| Italian | 2 |
| Chinese | 2 |
| Southern Sotho | 1 |
| Turkish | 1 |
| Welsh | 1 |
| Portuguese | 1 |
| Russian | 1 |
| Tsonga | 1 |
| ASN | Sites |
|---|---|
| Red de Interconexion Universitaria | 3 |
| Cloudflare, Inc. | 2 |
| Amazon.com, Inc. | 2 |
| OVH SAS | 2 |
| Dattatec.com | 2 |
| NSS S.A. | 2 |
| REFSA TELECOMUNICACIONES | 1 |
| DXTL Tseung Kwan O Service | 1 |
| Telecom Argentina S.A. | 1 |
| Telefonica de Argentina | 1 |
| InMotion Hosting, Inc. | 1 |
| Liquid Web, L.L.C | 1 |
| Empresa Argentina de Soluciones Satelitales S.A. | 1 |
| Hangzhou Alibaba Advertising Co.,Ltd. | 1 |
| One.com A/S | 1 |
| UNIVERSIDAD NACIONAL DE LA PATAGONIA AUSTRAL | 1 |
| Microsoft Corporation | 1 |
| Domain names registrar REG.RU, Ltd | 1 |
| TLD | Sites |
|---|---|
| edu.ar | 10 |
| com | 6 |
| gob.ar | 1 |
| ru | 1 |
| online | 1 |
| net | 1 |
| 78 | 1 |
| mil.ar | 1 |
| cn | 1 |
| ca | 1 |
| nu | 1 |
| Country | Sites |
|---|---|
| 🇦🇷 Argentina | 12 |
| 🇺🇸 United States | 5 |
| 🇨🇦 Canada | 2 |
| 🇩🇰 Denmark | 1 |
| 🇭🇰 Hong Kong | 1 |
| 🇫🇷 France | 1 |
| 🇨🇳 China | 1 |
| 🇷🇺 Russia | 1 |