What powers 81su.eu?
Last seen Jun 2026 · 34 technologies across 17 categories
Analytics
Google Analytics
since Jul 2024
CMS
WordPress
since Aug 2022
Cookie compliance
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since Aug 2022
Twitter Emoji (Twemoji)
since Aug 2022
Hosting
GoDaddy
since Aug 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Page builders
wpBakery
since Aug 2022
Programming languages
PHP
since Aug 2022
Security
Really Simple SSL & Security
since Apr 2024
UI frameworks
Animate.css
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Webmail
Google Workspace
since Aug 2022
Widgets
WordPress plugins
Premio Chaty
since Aug 2022
Smart Slider 3
since Aug 2022
The Events Calendar
since Aug 2022
WordPress Super Cache
since Aug 2022
Audience
- 77% phone
- 23% desktop
Bulgaria
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.00 / 10 · ranked #12,570,525 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Bulgarian (Bulgaria)
- Weight: 19.2 MB · 148 requests
- WordPress theme: ed-school · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped core-js Jan 2026
- dropped Stackable Jan 2026
- dropped WordPress Block Editor Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025