What powers holtec.dk?
Last seen Sep 2026 · 37 technologies across 22 categories
Advertising
Microsoft Advertising
since Oct 2024
Analytics
Google Analytics
since Mar 2023
Caching
W3 Total Cache
since Aug 2022
WP Rocket
since Mar 2023
CDN
Cloudflare
since Mar 2023
CMS
Cookie compliance
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since Aug 2022
Hosting
One.com
since Aug 2022
JavaScript frameworks
JavaScript libraries
Swiper
since Jan 2023
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Performance
Priority Hints
since May 2024
Programming languages
PHP
since Aug 2022
Security
Cloudflare Bot Management
since Mar 2023
reCAPTCHA
since Dec 2023
Tag managers
Google Tag Manager
since Mar 2023
UI frameworks
Video players
Vimeo
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Webmail
Microsoft 365
since May 2025
Widgets
ShareThis
since Aug 2022
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Denmark
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.63 / 10 · ranked #2,270,284 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Danish (Denmark)
- Weight: 6.3 MB · 129 requests
- WordPress theme: divi (child: divi-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (78.46.10.53)
- DNS: one.com
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 15,909,972, 2 hosts
- Verified with: GlobalSign, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.holtec.dk | 28 |
| holtec.dk | 26 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Amazon ALB Feb 2026
- dropped Amazon Web Services Feb 2026
- dropped Really Simple SSL & Security Feb 2026