What powers tessell.com?
Last seen Sep 2026 · 48 technologies across 20 categories
A/B Testing
Analytics
CDN
CMS
Development
Font scripts
JavaScript frameworks
JavaScript libraries
Live chat
Marketing automation
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Recruitment & staffing
Security
Tag managers
UI frameworks
Webmail
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 found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 75% desktop
- 25% phone
India
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.54 / 10 · ranked #848,161 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 4.7 MB · 52 requests
- 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 Amazon Web Services (64.239.109.1)
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 748,002, 13 hosts
- Verified with: 1Password, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tessell.com | 36 |
| app.tessell.com | 30 |
| www.tessell.com | 20 |
Full technology history →
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Recent changes
- dropped Calendly Aug 2026
- dropped Google Hosted Libraries Aug 2026
- dropped Htmx Aug 2026
- dropped HTTP/3 Aug 2026
- dropped lite-youtube-embed Aug 2026
- dropped Plyr Aug 2026
- dropped Popper Aug 2026
- dropped Swiper Aug 2026
- dropped Tippy.js Aug 2026
- dropped Unpkg Aug 2026
- dropped YouTube Aug 2026
- detected Next.js App Router Jul 2026
- detected Radix UI Jul 2026
- detected Sanity Jul 2026
- detected Tailwind CSS Jul 2026
- detected Turbopack Jul 2026
- detected Vercel Jul 2026
- detected Vercel Speed Insights Jul 2026
- dropped LottieFiles Jun 2026
- detected Microsoft Clarity May 2026
- dropped FingerprintJS Apr 2026
- dropped FullContact Apr 2026
- dropped LiveIntent Apr 2026
- dropped Microsoft Clarity Apr 2026