What powers captainbook.io?
Last seen Jun 2026 · 35 technologies across 19 categories
Analytics
CDN
Amazon CloudFront
since May 2022
jsDelivr
since May 2025
CMS
Framer Sites
since Jan 2025
Font scripts
Google Font API
since May 2022
Issue trackers
Sentry
since Aug 2024
JavaScript frameworks
JavaScript graphics
ApexCharts.js
since Nov 2024
JavaScript libraries
Live chat
Intercom
since Feb 2024
Miscellaneous
HTTP/3
since Jan 2025
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since May 2022
Performance
Priority Hints
since Jan 2025
Programming languages
PHP
since May 2022
Rich text editors
Quill
since May 2022
Security
HSTS
since Jan 2025
Tag managers
Google Tag Manager
since May 2022
UI frameworks
UIKit
since Jan 2025
Web frameworks
Webmail
Apple iCloud Mail
since Mar 2025
Google Workspace
since Aug 2022
Audience
- 67% phone
- 33% desktop
Greece
Italy
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.09 / 10 · ranked #509,157 of all domains
38 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 75 ms |
| CLS | 0.2 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 2.4 MB · 185 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| barley-bus-tours-transportation.captainbook.io | 20 |
| biolea-astrikas-estate.captainbook.io | 18 |
| calli.captainbook.io | 18 |
| emy-investmnt.captainbook.io | 18 |
| ioutdoors.captainbook.io | 18 |
| naxos-sailing.captainbook.io | 18 |
| noestrum.captainbook.io | 18 |
| nordic-freedom-tours.captainbook.io | 18 |
| saint-anna-winery.captainbook.io | 18 |
| sunrib-rent-srls.captainbook.io | 18 |
| tenaya-sl.captainbook.io | 18 |
| www.captainbook.io | 18 |
| experience-meteora.captainbook.io | 17 |
| gaiosboat.captainbook.io | 17 |
| sailover.captainbook.io | 17 |
| naxos-vacation-rentals.captainbook.io | 16 |
| navegarencadiz.captainbook.io | 15 |
| nettuno-escursioni-in-gommone-teulada.captainbook.io | 15 |
| parga-cruises-and-tours.captainbook.io | 15 |
| sail-away-sardinia.captainbook.io | 15 |
| sea-love-experience.captainbook.io | 15 |
| naxos-island-tours.captainbook.io | 14 |
Full technology history →
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Recent changes
- dropped Cloudflare Jan 2026
- dropped Cloudflare Bot Management Jan 2026
- dropped HubSpot Jan 2026
- dropped HubSpot Analytics Jan 2026
- dropped Webpack Jan 2026
- detected Laravel Echo Nov 2025