What powers perfectenglish.pl?
Last seen Sep 2026 · 50 technologies across 21 categories
Accessibility
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Reviews
Security
Tag managers
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Poland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.23 / 10 · ranked #9,568,117 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Polish (Poland)
- Weight: 10.5 MB · 169 requests
- WordPress theme: cosmobit · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Perfect English
- Profiles: Facebook
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on CF-GDA (195.78.67.67)
- DNS: iq.pl
- Email: iq.pl
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
- Common Crawl link graph: rank 32,736,815, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| perfectenglish.pl | 32 |
| www.perfectenglish.pl | 29 |
| dziennik.perfectenglish.pl | 8 |
| survey.perfectenglish.pl | 7 |
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025