What powers tefl-tesol-certificate.com?
Last seen Jun 2026 · 23 technologies across 15 categories
Analytics
Google Analytics
since Feb 2020
TikTok Pixel
since Jun 2021
VK Pixel
since Oct 2021
Yandex.Metrika
since Feb 2020
CMS
Joomla
since Feb 2020
Font scripts
Font Awesome
since Feb 2020
JavaScript frameworks
Alpine.js
since Dec 2023
JavaScript libraries
Live chat
WhatsApp Business Chat
since Feb 2022
Miscellaneous
Open Graph
since Sep 2022
Payment processors
PayPal
since Aug 2024
Programming languages
Security
DDoS-Guard
since May 2026
reCAPTCHA
since Oct 2021
Tag managers
Google Tag Manager
since Feb 2020
UI frameworks
Animate.css
since Feb 2020
Bootstrap
since Feb 2020
Video players
YouTube
since May 2020
Web frameworks
Helix Ultimate
since Jun 2021
Webmail
Google Workspace
since Nov 2023
Audience
- 74% phone
- 22% desktop
- 4% tablet
Russia
Ukraine
Germany
Indonesia
Netherlands
Poland
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.63 / 10 · ranked #2,270,436 of all domains
29 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Russian (Russia)
- Weight: 6.6 MB · 201 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped HSTS Jun 2026
- dropped Nginx Jun 2026
- dropped Amazon S3 May 2026
- dropped Amazon Web Services May 2026
- detected DDoS-Guard May 2026
- detected Amazon S3 Mar 2026
- detected Amazon Web Services Mar 2026
- detected reCAPTCHA Dec 2025
- dropped Priority Hints Oct 2025
- detected Animate.css Sep 2025
- dropped Cloudflare Aug 2025