What powers sealester.com?
Last seen Sep 2026 · 28 technologies across 15 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Plausible
since Dec 2023
CDN
Cloudflare
since Dec 2023
CMS
Databases
Firebase
since Feb 2024
PostgreSQL
since Dec 2023
Font scripts
Font Awesome
since Dec 2022
Google Font API
since Dec 2022
JavaScript frameworks
JavaScript libraries
Live chat
Tawk.to
since Dec 2022
Miscellaneous
PaaS
OVHcloud
since Dec 2022
Programming languages
UI frameworks
Tailwind CSS
since Dec 2022
Web frameworks
Laravel
since Dec 2022
Web servers
Apache HTTP Server
since Dec 2022
Webmail
Google Workspace
since Dec 2022
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
AI Crawlers
No AI crawlers blocked
Audience
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.31 / 10 · ranked #8,521,785 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 1.9 MB · 37 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.20.30, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 11,414,520, 2 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sealester.com | 17 |
| sealester.com | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Nov 2025