What powers cog.nl?
Last seen Sep 2026 · 34 technologies across 19 categories
Advertising
Analytics
CDN
CMS
Cookie compliance
Issue trackers
JavaScript Frameworks
JavaScript Graphics
JavaScript Libraries
LMS
Miscellaneous
Operating Systems
Programming languages
Security
Static site generator
UI frameworks
Web frameworks
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.15 / 10 · ranked #1,344,490 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 0.7 MB · 32 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on XL-AS (83.96.252.228)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: DigiCert, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 18,523,438, 7 hosts
- Verified with: Adobe, Apple Business, Canva, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cog.nl | 12 |
| werken-bij.cog.nl | 10 |
| eloarentheem.cog.nl | 9 |
| start.cog.nl | 6 |
| adfs.cog.nl | 5 |
| intraneta12.cog.nl | 2 |
| intranetarentheem.cog.nl | 2 |