Kropki 3D Sudoku

Kropki 3D Sudoku: a calm, washi-inspired cube puzzle with white and black edge clues. Campaign, daily challenges, Genius mode, and shareable seeds.

Games

Estimated origin: Réunion

Added August 8, 2026 · Last analysed August 8, 2026 · via PeerPush

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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 8 August 2026; the live site may have changed since.

Kropki 3D Sudoku is early-stage. Worth fixing first: missing several security headers, incomplete legal pages, and no robots.txt or sitemap.

Launched on PeerPush on August 8, 2026. The site is hosted on O2SWITCH SAS in France, with a domain registered 4 months before launch. We've detected 1 technology on this site, covering web fonts. The stack includes Google Fonts.

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

1.8

StackScope Score

Poor

64/100 Launch Readiness

Well prepared

0/6 Security Headers

Poor

0/3 Legal

Missing

0/2 Crawl files

Missing

77/100 Performance

Fast

Vibe Score 10 · Few AI signals

How much the site looks AI-generated. Informational pattern-match signal, not a verdict. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (1)

Build & Framework

Font	Google Fonts

Infrastructure

Network

O2SWITCH - O2SWITCH SAS, FR

AS50474 · FR

DNSSEC

Not enabled

DNS responses unsigned. Cache-poisoning vulnerable.

Green hosting

Not green hosted

No green-energy record. Data from The Green Web Foundation.

SSL Certificate

Let's Encrypt

Valid 30 Jun 2026 to 28 Sep 2026

Certificate as captured in this snapshot, not a live check.

Domain Age

4 months

Registered Apr 2026 · SCALEWAY

Email Security

✓

SPF ~all Soft-fail (~all). Common and accepted.

DKIM Not detected at common selectors. Your provider may use a custom one.

✗

DMARC p=none (via apex orbita.re) 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 (0)

This site uses no client-side storage we could detect on page load.

Readiness Breakdown How?

✓ Custom title and meta description

✓ Responsive viewport meta tag

✓ Favicon present

✓ Semantic HTML (nav, main, article)

- Open Graph tags (title, image, description)

- Canonical URL declared

- Twitter card meta tags

Performance How?

356 ms Server response

44% Faster than peers

904 ms Largest contentful paint

0.00 Cumulative layout shift

13.4 MB Page weight

904 KB Image weight

2 Third-party domains

0 Console errors

0 Failed requests

⚠ 8 images: 2 oversized, 1 without width/height

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?

Signal	Points
AI palette signals	+5
AI writing signals	+5

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

Content-Signal

? No directive declared

Link headers

? None advertised

Well-Known Files

✗ robots.txt

✗ sitemap.xml

✗ security.txt

✗ llms.txt

✗ ads.txt

✗ humans.txt

Legal

? Privacy Policy not detected

? Terms of Service not detected

Detection works best on English language sites.

Security Headers (0/6)

✗

Referrer-Policy

✗

X-Frame-Options

✗

Permissions-Policy experimental (check browser support)

✗

X-Content-Type-Options

✗

Content-Security-Policy

✗

Strict-Transport-Security

–

X-XSS-Protection deprecated (use Content-Security-Policy)

Build

0 JS files

2 CSS files

2 Third-party domains

Brand Colours

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