What powers school.hk?

Last seen Oct 2026 · 28 technologies across 16 categories

CDN

cdnjs
since Sep 2026
Cloudflare
since Sep 2026
jQuery CDN
since Aug 2022
jsDelivr
since Sep 2026
Unpkg
since Aug 2022

CMS

eClass
since Aug 2022

Databases

MySQL
since Sep 2026

Ecommerce

OpenCart
since Sep 2026

Editors

DreamWeaver
since Jan 2019

Font scripts

Bootstrap Icons v1.10.5
since Sep 2026

JavaScript libraries

jQuery v3.6.0
since Jan 2019
Swiper
since Sep 2026

Miscellaneous

Open Graph
since Jan 2024
Popper
since Aug 2022
SWFObject
since Jan 2019

Operating systems

CentOS
since Sep 2026
Debian
since Jan 2019

Programming languages

PHP v4.4.9
since Jan 2019
TypeScript
since Sep 2026

UI frameworks

Animate.css
since Sep 2026
Bootstrap
since Aug 2022

Video players

YouTube
since Jan 2024

Web server extensions

OpenSSL v1.0.2k
since Sep 2026

Web servers

Apache HTTP Server v2.4.6
since Jan 2019
Nginx
since May 2025
OpenResty
since May 2025

Webmail

Google Workspace
since Aug 2022

Widgets

FullCalendar v6.1.10
since Sep 2026

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

See who blocks each AI crawler across the web

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Audience

  • 53% desktop
  • 47% phone
  • Hong Kong SAR China

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

2.79 / 10 · ranked #2,001,680 of all domains

23 referring domains · OpenPageRank

Core Web Vitals

LCP0.5 s
INP250 ms
CLS0
TTFB100 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Weight: 0.1 MB · 28 requests

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Tung Wah Group of Hospitals Sun Hoi Directors' College
  • Founded: 1981
  • Country: People's Republic of China

From Wikidata (CC0).

Infrastructure

  • Hosted on HETZNER-CLOUD4-AS (5.223.42.24)
  • DNS: school.hk
  • Email: schoolnet.hk
  • Email security: SPF (soft fail), DMARC quarantine
  • SSL: Let's Encrypt, RSA 2048, expires Nov 2026
  • Common Crawl link graph: rank 9,858,289, 12 hosts

DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted

Subdomains

HostTechs
keito.school.hk 19
swk.school.hk 8
home.school.hk 5
sunfc.school.hk 4
krs.school.hk 2
ps.school.hk 1

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