What powers 
checkfirst.ca?
Last seen Oct 2026 · 37 technologies across 20 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Page builders
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Video players
Web servers
WordPress plugins
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 not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 92% phone
- 8% desktop
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.59 / 10 · ranked #818,632 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 300 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (Canada)
- Weight: 2.5 MB · 112 requests
- WordPress theme: checkfirst · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Microsoft (20.151.96.252)
- DNS: DNS Made Easy
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 7,454,013, 5 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| checkfirst.ca | 30 |
| www.checkfirst.ca | 29 |
Full technology history →
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Recent changes
- detected WordPress Site Editor Oct 2026
- detected Reddit Ads Sep 2026