What powers klmopen.nl?
Last seen Sep 2026 · 28 technologies across 14 categories
Advertising
Analytics
CMS
Cookie compliance
Databases
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
UI frameworks
Web servers
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.40 / 10 · ranked #1,009,577 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 16.1 MB · 175 requests
- WordPress theme: clean-wp (child: clean-wp-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- KLM Open
- Founded: 1912
- Country: Netherlands
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on NETLOGICS-AS (45.91.122.87)
- DNS: Akamai Edge DNS
- Email: dehostingfirma.nl
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 1,340,631, 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
- dropped YouTube Jun 2026
- detected YouTube Apr 2026
- dropped Facebook Pixel Mar 2026
- detected Microsoft Clarity Feb 2026
- dropped TikTok Pixel Feb 2026
- dropped Usercentrics Feb 2026
- detected Cookiebot Jan 2026
- detected Microsoft Advertising Jan 2026
- detected HSTS Dec 2025