What powers 
twsc.nl?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Jul 2019
Font scripts
Google Font API
since Jul 2019
JavaScript libraries
Maps
Google Maps
since Jul 2019
PaaS
Amazon Web Services
since Aug 2022
Security
HSTS
since Nov 2022
Web servers
Nginx
since Jul 2019
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 94% phone
- 6% desktop
Netherlands
Belgium
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.98 / 10 · ranked #581,523 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.3 MB · 38 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INTERCONNECT Interconnect Services B.V. (213.206.210.66)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 25,702,819, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.twsc.nl | 11 |
| accounts.twsc.nl | 9 |
| betalen.twsc.nl | 9 |