What powers kassellabs.io?
Last seen Sep 2026 · 40 technologies across 20 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Authentication
Facebook Login
since Jul 2021
CDN
Cloudflare
since May 2022
Development
Turbopack
since Apr 2026
Mailgun
since Aug 2022
Hosting
GoDaddy
since Aug 2022
Issue trackers
Sentry
since Oct 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
Babel
since Mar 2020
Open Graph
since Sep 2022
Product Hunt
since Oct 2022
PWA
since Aug 2022
RSS
since Jun 2026
Webpack
since Feb 2020
Operating systems
Ubuntu
since Apr 2026
PaaS
Vercel
since Dec 2020
Performance
Priority Hints
since Apr 2026
Programming languages
Security
Cloudflare Bot Management
since May 2022
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web servers
Widgets
Twitter
since Jan 2019
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 63% desktop
- 35% phone
- 2% tablet
United States
United Kingdom
Spain
Germany
Japan
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.22 / 10 · ranked #1,238,843 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0.2 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 34.4 MB · 125 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 (76.76.21.21)
- DNS: Vercel
- Email: Mailgun
- Email security: SPF (hard fail), DMARC quarantine, CAA
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,405,657, 11 hosts
- Verified with: Google, Meta Business, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| thelastofusintrocreator.kassellabs.io | 19 |
| breakingbadintrocreator.kassellabs.io | 18 |
| kassellabs.io | 18 |
| old.starwarsintrocreator.kassellabs.io | 17 |
| starwarsintrocreator.kassellabs.io | 17 |
| houseofthedragonintrocreator.kassellabs.io | 16 |
| ejector.kassellabs.io | 13 |
| strangerthingsintrocreator.kassellabs.io | 13 |
| help.kassellabs.io | 12 |
| gameofthronesintrocreator.kassellabs.io | 11 |
| westworldintrocreator.kassellabs.io | 11 |
| sheets.kassellabs.io | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Font API Sep 2026
- dropped JSS Sep 2026
- dropped parcel Sep 2026
- dropped SWC Sep 2026
- dropped Zepto Sep 2026
- dropped LottieFiles Aug 2026
- detected RSS Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Sanity May 2026
- detected Next.js App Router Apr 2026
- detected Priority Hints Apr 2026
- detected Radix UI Apr 2026
- detected shadcn/ui Apr 2026
- detected Tailwind CSS Apr 2026
- detected Turbopack Apr 2026
- detected Vercel Analytics Apr 2026
- dropped Cloudflare Mar 2026
- dropped Cloudflare Bot Management Mar 2026