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DualChess

Chess meets skill-based mini-games. Clash decides who survives!

dualchess.com · Added June 14, 2026 · Last analysed June 14, 2026 · via · 67% unique tagline

StackScope is a free public catalogue of indie launches. We find launches on Product Hunt, Hacker News and similar feeds, then crawl each site to detect its tech stack and score it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 14 June 2026; the live site may have changed since.

DualChess ships with the basics, with a thorough launch checklist and clean crawl signals. What needs work: missing several security headers, incomplete legal pages, and tracking cookies set before any opt-in.

Launched on Product Hunt on June 14, 2026. The site is hosted on Amazon.com in the United States, with a domain registered 7 weeks before launch. We've detected 10 technologies on this site, covering analytics, baas, build tooling, and CSS frameworks. The stack includes Tailwind CSS, Vite, and Brevo.

It's running the same core stack as 352 other launches.

If you own this site, refresh the snapshot and see the full fix list any time →

Vibe Score 11 · Few AI signals
Informational pattern-match signal. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (10) · Indie stack

Infrastructure
DNS Namecheap DNS
Hosting Netlify
Security HSTS
Email
Business email Namecheap Email Forwarding (2)
Email marketing Brevo
Build & Framework
BaaS Firebase (2)
Build tool Vite
CSS framework Tailwind CSS
Analytics & Marketing
Analytics Google Analytics (3)
Business Tools
Error tracking Sentry

Infrastructure

Network
AS16509 · US
DNS
Namecheap DNS
Authoritative nameserver
DNSSEC
Enabled
DNSKEY records published. DNS responses signed.
SSL Certificate
Let's Encrypt
Valid 21 Apr 2026 to 20 Jul 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
1 month
Registered Apr 2026 · NameCheap, Inc.

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
DKIM Detected via known email provider
DMARC p=none None (p=none). Monitoring only.
?
MTA-STS Not deployed. Mail to your domain can be downgraded to plaintext en route.
?
TLS-RPT Not configured. You won't hear about silent SMTP TLS handshake failures.

Storage (7)

Cookies (2)
NameLifetimeDetected as
_ga 1y Google Analytics
_ga_NKG5Z5YPMX 1y Google Analytics
Local storage (1)
KeySizeDetected as
dualchess-favorite-timecontrol 5 B -
Session storage (1)
KeySizeDetected as
sentryReplaySession 127 B Sentry
IndexedDB (3)
DatabaseVersionDetected as
firebase-heartbeat-database 1 Firebase
firebase-installations-database 1 Firebase
firebaseLocalStorageDb 1 Firebase

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description)
Twitter card meta tags
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)
Meta description is 189 characters (advisory) Google only shows about 155–160 characters of the description in desktop search results (less on mobile); anything past that won't appear.
- Canonical URL declared

Performance How?

373 ms Server response
49% Faster than peers
568 ms Largest contentful paint
0.00 Cumulative layout shift
918 KB Page weight
122 KB Image weight
2 Third-party domains
0 Console errors
0 Failed requests

Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.

Vibe Score Breakdown How?

SignalPoints
AI palette signals +5
AI writing signals +3
AI iconography signals +3

This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.

AI Stance

No AI stance declared
llms.txt published
No AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

sitemap.xml (1 URLs)
security.txt
llms.txt
ads.txt
humans.txt
? Privacy Policy not detected
? Terms of Service not detected
? Consent manager not detected
Analytics detected; tracking fires without visitor opt-in.
Detection works best on English language sites.

Security Headers (1/6)

Permissions-Policy experimental (check browser support)
X-XSS-Protection deprecated (use Content-Security-Policy)

Build

2 JS files
1 CSS files
2 Third-party domains

Brand Colours

App Manifest

DualChess
display: standalone 2 icons
theme #ffffff
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.