What powers groowup.nl?
Last seen Dec 2025 · 11 technologies across 10 categories
Analytics
Google Analytics
since Mar 2021
CDN
Unpkg
since Aug 2024
CMS
Sendgrid
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
PHP
since Mar 2021
Tag managers
Google Tag Manager
since Mar 2021
Web servers
Webmail
Apple iCloud Mail
since Nov 2024
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.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.17 / 10 · ranked #1,311,723 of all domains
16 referring domains · OpenPageRank
Infrastructure
- Hosted on BITENCY-AS (37.72.98.18, IPv6)
- Email: mx.microsoft
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Sectigo, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 11,598,538, 2 hosts
- Verified with: Apple Business, Google, Meta Business, Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Google Font API Dec 2025
- dropped Microsoft 365 Dec 2025