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KanjiDraw

Interactive kanji learning: draw strokes in the right order, practice kanji, hiragana & katakana writing, master readings and meanings. All JLPT levels N5–N1.

Education

Added August 6, 2026 · Last analysed August 6, 2026 · via PeerPush

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

KanjiDraw ships with the launch fundamentals in place, with complete legal pages, a complete set of security headers, and a thorough launch checklist. What needs work: incomplete email security.

Launched on PeerPush on August 6, 2026. The site is served through Cloudflare, with a domain registered 4 months before launch. Our crawler found 18 technologies on this site, covering analytics, advertising, auth, and baas. The stack includes Google Sign-In, Cloudflare, and Cloudflare DNS.

It's also tighter on security headers than most PeerPush launches.

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

10.0
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 15 · 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 (18)

Infrastructure
CDN Cloudflare (2)
DNS Cloudflare DNS
Protocol HTTP/3
Security HSTS
Email
Email forwarding Cloudflare Email Routing (2)
Transactional email Firebase Trigger Email
Build & Framework
Auth Google Sign-In
BaaS Firebase (3)
Developer tools Vite
Font Google Fonts
JavaScript library React Router
Localization Google Translate (2)
Package CDN jsDelivr
Analytics & Marketing
Advertising Google Ads
Analytics Cloudflare Web Analytics (3)
Google Analytics
SEO Google Search Console
Tag management Google Tag Manager (2)

Infrastructure

Network
AS13335 · US
DNS
Cloudflare DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Green hosted
Host runs on renewable energy. Data from The Green Web Foundation.
SSL Certificate
Google Trust Services
Valid 25 Jul 2026 to 23 Oct 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
4 months
Registered Mar 2026 · Cloudflare, Inc.

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC Not published. Receivers fall back to permissive defaults.
?
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 (6)

Cookies (1)
NameLifetimeDetected as
cf_clearance 1y Cloudflare
Local storage (5)
KeySizeDetected as
kanji-maestro-last-level 1 B -
kanji-maestro-progress 284 B -
kanji-maestro-seen-ids 7 B -
kd-avatar-tier 1 B -
kd-guide-hinted 1 B -

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description)
Twitter card meta tags
Canonical URL declared
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)
Page title is 75 characters (advisory) Google only shows about 60 characters of the title in search results; aim for 50–60 to keep the whole thing visible.

Performance How?

147 ms Server response
82% Faster than peers
288 ms Largest contentful paint
0.14 Cumulative layout shift
4.1 MB Page weight
21 KB Image weight
7 Third-party domains
0 Console errors
0 Failed requests

1 images: 1 without width/height, 1 missing alt text

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
Placeholder branding +10
AI palette 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

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

Well-Known Files

robots.txt
sitemap.xml (6 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy/
Terms of Service
/terms/
? Analytics present, but it set no tracking cookies on our visit (it may be opt-in-gated).
94% unique

Security Headers (6/6)

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

Build

3 JS files
4 CSS files
7 Third-party domains

Brand Colours

Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.