What powers holz-zentralblatt.de?
Last seen Sep 2026 · 19 technologies across 11 categories
CMS
Databases
MySQL
since May 2023
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript frameworks
Vue.js
since Dec 2025
JavaScript libraries
Miscellaneous
Page builders
WordPress Block Editor
since Jul 2024
Programming languages
PHP
since May 2023
Security
HSTS
since May 2023
Web servers
WordPress plugins
Borlabs Cookie
since May 2023
Formidable Form
since May 2023
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
- 60% phone
- 40% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.37 / 10 · ranked #1,040,433 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0.2 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 1.0 MB · 63 requests
- WordPress theme: bundlebee-one (child: drw) · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on NETBUILD-AS (93.191.51.142)
- DNS: colt.net
- Email: expurgate.net
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 1,294,810, 2 hosts
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
- detected Borlabs Cookie Jul 2026
- detected Formidable Form Jul 2026
- detected HSTS Jul 2026
- detected Isotope Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected jQuery UI Jul 2026
- detected Modernizr Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected PHP Jul 2026
- detected Popper Jul 2026
- detected RSS Jul 2026
- detected Swiper Jul 2026
- detected Tippy.js Jul 2026
- detected Twitter Emoji (Twemoji) Jul 2026
- detected Vue.js Jul 2026
- detected WordPress Jul 2026
- detected WordPress Block Editor Jul 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Vue.js Dec 2025