What powers 
crl.org.pl?
Last seen Dec 2025 · 37 technologies across 16 categories
Analytics
Google Analytics
since Feb 2020
Authentication
Facebook Login
since Nov 2021
CMS
Databases
MySQL
since Feb 2020
Font scripts
Font Awesome
since Apr 2020
Google Font API
since Apr 2020
JavaScript libraries
OWL Carousel
since Feb 2020
Select2
since Apr 2020
Maps
Google Maps
since Apr 2020
Miscellaneous
Babel
since Apr 2020
Open Graph
since Dec 2025
Mobile frameworks
Performance
LazySizes
since Mar 2022
Priority Hints
since Dec 2025
Programming languages
PHP
since Feb 2020
Security
reCAPTCHA
since Feb 2020
Tag managers
Google Tag Manager
since Feb 2020
UI frameworks
Bootstrap
since Feb 2020
Web servers
Apache HTTP Server
since Feb 2020
WordPress plugins
Imagely NextGEN Gallery
since Mar 2022
WP Fastest Cache
since Dec 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.26 / 10 · ranked #441,957 of all domains
73 referring domains · OpenPageRank
Infrastructure
- Hosted on UNIXSTORM-AS (91.227.122.43)
- DNS: unixstorm.org
- Email: crl.org.pl
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 3,149,090, 11 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| crl.org.pl | 34 |
| edu.crl.org.pl | 17 |