What powers 
oktamsterdam.nl?
Last seen Sep 2026 · 36 technologies across 21 categories
Advertising
Microsoft Advertising
since May 2025
Analytics
Google Analytics
since Jan 2019
Piwik PRO Core
since Aug 2023
CDN
Cloudflare
since Nov 2021
CMS
WordPress
since Jan 2019
Cookie compliance
Databases
MySQL
since Jan 2019
Amazon SES
since Jul 2023
Font scripts
JavaScript libraries
Live chat
WhatsApp Business Chat
since Feb 2022
Maps
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Jul 2023
Programming languages
PHP
since Jan 2019
Security
SEO
Tag managers
Google Tag Manager
since Jan 2019
Video players
YouTube
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
Smash Balloon Instagram Feed
since Aug 2022
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
- Sep 2026 *: Blocked (was Allowed)
- Sep 2026 *: Allowed (was Blocked)
- Sep 2026 *: Blocked (was Allowed)
- Aug 2026 *: Allowed (was Blocked)
AI Crawlers
All crawlers blocked
Audience
- 69% phone
- 31% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #355,221 of all domains
71 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 22.9 MB · 66 requests
- WordPress theme: oktamsterdam · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on GREENHOST (213.108.109.200)
- DNS: greenhost.nl
- Email: mx.microsoft
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed, MTA-STS, BIMI
- SSL: GlobalSign, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 10,297,621, 6 hosts
- Verified with: GlobalSign, MailerLite, Meta Business, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| oktamsterdam.nl | 24 |
| jongeren.oktamsterdam.nl | 21 |
| werkenbij.oktamsterdam.nl | 14 |