What powers 
kalender-365.nl?
Last seen Sep 2026 · 10 technologies across 10 categories
Advertising
CDN
Cookie compliance
Font scripts
JavaScript libraries
Performance
Security
Tag managers
UI frameworks
Web servers
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 checked
- ai.txt not checked
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| volle | #33 | 870 |
| week | #77 | 130 |
| welke week is het | #2 | 39 |
| moederdag 2025 nederland | #1 | 21 |
| weeknummers 2024 | #2 | 15 |
| april 2026 | #72 | 14 |
| vaderdag 2025 nederland | #1 | 12 |
| wanneer is het volle maan | #1 | 12 |
| kalender mei 2025 | #3 | 9 |
| december 2023 | #46 | 8 |
| kalender juni 2025 | #4 | 7 |
| november 2023 | #59 | 6 |
| pinksteren 2026 | #2 | 6 |
| kalender januari 2025 | #4 | 6 |
| wintertijd 2025 | #2 | 5 |
| wanneer is het moederdag | #2 | 5 |
| weeknummers | #1 | 5 |
| paasmaandag 2025 | #2 | 5 |
| feestdagen 2026 | #3 | 5 |
| wintertijd 2024 | #5 | 4 |
| carnaval data | #8 | 4 |
| november 2026 | #77 | 4 |
| koningsdag | #86 | 4 |
| maan | #72 | 4 |
| wknr | #97 | 3 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 66% phone
- 32% desktop
- 2% tablet
Netherlands
Germany
Belgium
France
Italy
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.29 / 10 · ranked #208,557 of all domains
91 referring domains · OpenPageRank
Search traffic
1,300 est. monthly organic visits (US)
1,152 keywords in Google's top 30
Core Web Vitals
| LCP | 1.2 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 0.7 MB · 59 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CLDIN-NL Your Hosting B.V. part of Your.Online (109.70.2.215)
- DNS: TransIP
- Email: kalender-365.nl
- Email security: no SPF record, no DMARC record, DNSSEC signed, CAA
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 2,238,417, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- dropped Google Analytics Feb 2026
- dropped Snowplow Analytics Feb 2026
- detected Google Font API Nov 2025