What powers 
cassels.com?
Last seen Sep 2026 · 40 technologies across 20 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Webmail
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 71% desktop
- 29% phone
Canada
India
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.80 / 10 · ranked #266,428 of all domains
226 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 4.7 MB · 86 requests
- WordPress theme: genesis (child: cassels) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Cassels
- Profiles: X
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- DNS: GoDaddy DNS
- Email: Mimecast
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 622,783, 6 hosts
- Verified with: Apple Business, Cisco, Google, Microsoft 365, Smartsheet
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cassels.com | 34 |
| students.cassels.com | 23 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Nginx Sep 2026
- detected Twitter Emoji (Twemoji) Jan 2026