What powers rg18.ac.at?
Last seen Sep 2026 · 15 technologies across 14 categories
A/B Testing
CMS
Databases
MySQL
since Mar 2020
Font scripts
Twitter Emoji (Twemoji)
since Mar 2020
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
PaaS
Cloudways
since Nov 2025
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since Mar 2020
Security
HSTS
since Sep 2022
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Microsoft 365
since Aug 2022
WordPress themes
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.49 / 10 · ranked #2,509,296 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 2.1 MB · 28 requests
- WordPress theme: neve · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Schopenhauer Realgymnasium
- Founded: 1914
- Country: Austria
From Wikidata (CC0).
Infrastructure
- Hosted on EASYNAME (185.51.8.56)
- DNS: easyname.eu
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 10,979,183, 7 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.rg18.ac.at | 15 |
| portal.rg18.ac.at | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped HashThemes Total Dec 2025
- dropped Isotope Dec 2025
- dropped Ivory Search Dec 2025
- dropped Lightbox Dec 2025
- dropped OWL Carousel Dec 2025
- dropped Recent Posts Widget With Thumbnails Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Cloudways Nov 2025
- detected Neve Nov 2025