What powers 
ysd.hk?
Last seen Sep 2026 · 38 technologies across 22 categories
Accessibility
Analytics
CDN
Ecommerce
Hosting panels
JavaScript frameworks
JavaScript libraries
Live chat
Marketing automation
Miscellaneous
PaaS
Page builders
Payment processors
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 llms.txt appeared
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 71% phone
- 24% desktop
- 6% tablet
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.21 / 10 · ranked #449,242 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 4.1 MB · 72 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Industry: Professional services (declares
ProfessionalService)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on LAYER-AS Layerstack Limited (223.223.218.245)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 89,165, 6 hosts
- Verified with: Brevo, Google, Meta Business, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.ysd.hk | 23 |
| ysd.hk | 22 |
| ad.ysd.hk | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon S3 Sep 2026
- detected Amazon Web Services Sep 2026
- detected Alpine.js Apr 2026
- detected WhatsApp Business Chat Apr 2026
- dropped Alpine.js Mar 2026
- dropped anime.js Mar 2026
- dropped Axios Mar 2026
- dropped jsDelivr Mar 2026
- dropped Lodash Mar 2026
- dropped Moment.js Mar 2026
- dropped Popper Mar 2026
- dropped Vue.js Mar 2026