checkra.in
checkra1n
Last scanned Jul 26, 2026, 10:54 AM
Overall score
Fair
Summary
Jailbreak for iPhone 5s through iPhone X, iOS 12.0 and up. This website uses Nginx hosted on WorldStream - WorldStream B.V., NL. SEO is good (75/100) and accessibility is fair (60/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing canonical link.
Jailbreak for iPhone 5s through iPhone X, iOS 12.0 and up
- CW
- Hosted on WorldStream - WorldStream B.V., NL
Top issues to fix
10 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+4 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
135 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
Jailbreak for iPhone 5s through iPhone X, iOS 12.0 and up
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- checkra1n
- Description
- Jailbreak for iPhone 5s through iPhone X, iOS 12.0 and up
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index,follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- WorldStream - WorldStream B.V., NL
- CDN provider
- —
- IP address
- 190.2.133.122
- ASN
- AS49981 (WorldStream - WorldStream B.V., NL)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Let's Encrypt
- Subject
- checkra.in
- Valid from
- Jun 16, 2026
- Valid to
- Sep 14, 2026
- Days until expiry
- 47
- SAN domains
- checkra.in
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 7
Links
6 internal · 35 external · 1 broken
Images
29 total · 29 missing alt
Scripts / Styles
1 scripts · 3 stylesheets
JS / CSS size
1.7 KB · 48.8 KB
Page size
15.8 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- Missing <html lang> attribute
Scan details
- Requested URL
- https://checkra.in
- Final URL
- https://checkra.in
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 135 ms
- HTML size
- 15.8 KB
- Redirect chain
- https://checkra.in
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does checkra.in use?
- checkra.in is built with Nginx.
- Is checkra.in secure (HTTPS)?
- Yes. checkra.in uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 14, 2026.
- Who hosts checkra.in?
- checkra.in is hosted on WorldStream - WorldStream B.V., NL.
- What is checkra.in's SEO score?
- checkra.in scored 75/100 for SEO in the latest analysis (fair).
- What is checkra.in's overall website score?
- checkra.in has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card