What powers csslabs.de?
Last seen Oct 2026 · 28 technologies across 14 categories
CMS
Databases
MySQL
since Sep 2022
Font scripts
Hosting
Strato
since Sep 2022
Hosting panels
Plesk
since Sep 2022
JavaScript libraries
LazySizes
since Sep 2022
LazySizes unveilhooks plugin
since Nov 2022
Lightbox
since Nov 2022
Modernizr
since Nov 2022
OWL Carousel
since Nov 2022
Miscellaneous
Open Graph
since Sep 2022
RSS
since Apr 2023
Page builders
Performance
Priority Hints
since Mar 2024
Programming languages
Video players
Web servers
Nginx
since Sep 2022
Webmail
Microsoft 365
since Apr 2023
WordPress plugins
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
2.87 / 10 · ranked #1,836,517 of all domains
28 referring domains · OpenPageRank
Page
- Language: English (United States)
- Weight: 2.9 MB · 116 requests
- WordPress theme: blacksilver · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on STRATO (85.214.131.253)
- DNS: stratoserver.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 10,407,200, 4 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Autoptimize Oct 2026