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Domain report

shizenlearn.com

shizenlearn.com ranks in the top 0.26% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore shizenlearn.com in the Web Graph

Connectivity

#351,808harmonic-centrality rank
Top percentile
0.26%
Hosts observed
1

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://shizenlearn.com/ answered with HTTP 200.

DNS records

A
  • 104.21.67.183
  • 172.67.179.119
AAAA
  • 2606:4700:3032::ac43:b377
  • 2606:4700:3036::6815:43b7
MX
  • 1 smtp.google.com.
NS
  • daisy.ns.cloudflare.com.
  • lou.ns.cloudflare.com.

Live preview

Screenshot of shizenlearn.com

This site sends "X-Frame-Options: DENY", which blocks embedding it here.

Since shizenlearn.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html
Cache-Control
no-cache
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self'; script-src 'self' blob: 'wasm-unsafe-eval' 'unsafe-eval' https://cdn.jsdelivr.net https://unpkg.com https://*.posthog.com https://challenges.cloudflare.com; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; font-src 'self' data: https://fonts.gstatic.com; img-src 'self' data: blob: https://*.supabase.co https://*.posthog.com https://cdn.myanimelist.net https://shizenlearn.com; media-src 'self' blob: https://*.supabase.co https://557516784aeb3c346d522db7df956a21.r2.cloudflarestorage.com; connect-src 'self' https://*.supabase.co wss://*.supabase.co https://*.posthog.com https://*.sentry.io https://*.ingest.sentry.io https://api.jikan.moe https://cdn.jsdelivr.net https://unpkg.com https://challenges.cloudflare.com https://upload.shizenlearn.com https://557516784aeb3c346d522db7df956a21.r2.cloudflarestorage.com http://127.0.0.1:8090 http://127.0.0.1:8080; worker-src 'self' blob:; frame-src https://challenges.cloudflare.com; object-src 'none'; base-uri 'none'; form-action 'self'; frame-ancestors 'none'; report-uri /api/csp-report
Strict-Transport-Security
max-age=31536000; includeSubDomains
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://shizenlearn.com/HTTP 301

    → https://shizenlearn.com/

  2. 2.https://shizenlearn.com/HTTP 200

Meta tags

Title
Shizen Learn - Learn Japanese Naturally
Description
Learn Japanese naturally with spaced repetition, grammar lessons, kana mastery, vocabulary building, manga reading, and AI conversation practice.
Canonical
https://shizenlearn.com
Robots
index, follow
Generator
Not set
Open Graph title
Shizen Learn - Learn Japanese Naturally
Open Graph description
Learn Japanese naturally with spaced repetition, grammar lessons, kana mastery, vocabulary building, manga reading, and AI conversation practice.
Open Graph image
https://shizenlearn.com/assets/og-image.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Shizen Learn - Learn Japanese Naturally
Twitter image
https://shizenlearn.com/assets/og-image.png

robots.txt

Disallow rules (User-agent: *)
4
Disallow rules (other agents)
0

Sitemap declared:

  • https://shizenlearn.com/sitemap-index.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

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