What powers vfu.bg?
Last seen Jun 2026 · 80 technologies across 26 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| introduction to probability | #3 | 86 |
| introduction to probability pdf | #1 | 33 |
| introduction of probability pdf | #1 | 33 |
| intro to probability pdf | #1 | 33 |
| computer basics for beginners | #4 | 32 |
| computer file type pdf | #2 | 23 |
| basics computer pdf | #1 | 15 |
| varna free university | #1 | 15 |
| introduction to probability tsitsiklis | #2 | 15 |
| basic computer course in pdf | #1 | 12 |
| introduction to probability dimitri bertsekas pdf | #1 | 12 |
| probability textbook pdf | #2 | 11 |
| introduction to probability 2nd edition pdf | #3 | 11 |
| basic computer | #3 | 9 |
| computer learning for beginners | #3 | 9 |
| varna europe | #50 | 9 |
| introduction to probability 2nd edition by bertsekas and tsitsiklis pdf | #1 | 9 |
| basics of computing pdf | #2 | 8 |
| basic computers pdf | #2 | 8 |
| basic computer in pdf | #2 | 8 |
| computer lessons for beginners pdf | #2 | 8 |
| computer basic in pdf | #2 | 8 |
| varna city | #34 | 7 |
| basic computer knowledge pdf | #2 | 6 |
| computer literacy definition | #95 | 6 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 87% phone
- 13% desktop
Bulgaria
Bangladesh
Nigeria
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.83 / 10 · ranked #55,024 of all domains
850 referring domains · OpenPageRank
Search traffic
550 est. monthly organic visits (US)
326 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 6.7 MB · 94 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| events.vfu.bg | 27 |
| alumni.vfu.bg | 23 |
| ects.vfu.bg | 21 |
| erasmus.vfu.bg | 18 |
| vfu.bg | 18 |
| www.vfu.bg | 18 |
| frontoffice.vfu.bg | 17 |
| do.vfu.bg | 16 |
| eclipse.vfu.bg | 15 |
| newweb.vfu.bg | 11 |
| pozitivno-obrazovanie.vfu.bg | 11 |
| publish.vfu.bg | 11 |
| ejournal.vfu.bg | 10 |
| zelenika.vfu.bg | 10 |
| eschool.vfu.bg | 9 |
| ksp.vfu.bg | 8 |
| cpo.vfu.bg | 7 |
| konkurs.vfu.bg | 5 |
| student.vfu.bg | 5 |
| magister.vfu.bg | 4 |
| priem.vfu.bg | 4 |
| lib-serv.vfu.bg | 3 |
Full technology history →
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Recent changes
- dropped HSTS Jan 2026
- detected HSTS Nov 2025
- dropped OpenSSL Nov 2025
- dropped Swiper Nov 2025
- dropped Twitter Emoji (Twemoji) Nov 2025
- dropped MathJax Oct 2025
- detected Moment.js Oct 2025
- detected Priority Hints Oct 2025
- detected Alibaba Cloud CDN Sep 2025
- detected AMP Sep 2025
- detected Babel Sep 2025
- detected Cart Functionality Sep 2025
- detected MobX Sep 2025
- detected PWA Sep 2025
- detected React Sep 2025
- detected web-vitals Sep 2025