What powers 
heise-devsec.de?
Last seen Sep 2026 · 13 technologies across 9 categories
Analytics
Mapp
since Oct 2024
Matomo Analytics
since Dec 2022
CDN
Cloudflare
since Aug 2025
Unpkg
since Dec 2022
Font scripts
JavaScript libraries
OWL Carousel
since Dec 2022
Miscellaneous
Open Graph
since Dec 2022
Programming languages
Security
Cloudflare Bot Management
since Aug 2025
UI frameworks
Web servers
Nginx
since Dec 2022
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
4.40 / 10 · ranked #417,132 of all domains
58 referring domains · OpenPageRank
Page
- Language: German
- Weight: 7.5 MB · 87 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Arts and entertainment (declares
Event)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Hetzner (116.202.229.23)
- DNS: xeneris.com
- Email: heise-devsec.de
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 6,725,081, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Plesk Sep 2026