cryptokitties.co
CryptoKitties | Collect and breed digital cats!
Last scanned Aug 5, 2026, 12:00 AM · 10 views
Overall score
Fair
Summary
Collect and trade CryptoKitties in one of the world’s first blockchain games. This website uses Express. SEO is fair (70/100) and accessibility is fair (60/100). Security scores good (75/100) and performance fair (60/100). Top issue: Missing canonical link.
Collect and trade CryptoKitties in one of the world’s first blockchain games. Breed your rarest cats to create the purrfect furry friend. The future is meow!
Top issues to fix
8 issues found · 4 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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 canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
427 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
-7 overall since Jul 27, 2026
- Overall
- 67
- SEO
- 70
- Security
- 75
- Performance
- 60
- Accessibility
- 60
Organization
Company details published in this site's own structured data.
Collect and trade CryptoKitties in one of the world’s first blockchain games. Breed your rarest cats to create the purrfect furry friend. The future is meow!
Meta tags
- Title
- CryptoKitties | Collect and breed digital cats!
- Description
- Collect and trade CryptoKitties in one of the world’s first blockchain games. Breed your rarest cats to create the purrfect furry friend. The future is meow!
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width,initial-scale=1,maximum-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 15.197.152.254
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.cryptokitties.co
- Valid from
- Jul 24, 2026
- Valid to
- Oct 22, 2026
- Days until expiry
- 78
- SAN domains
- www.cryptokitties.co
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
0 internal · 0 external · 0 broken
Images
2 total · 2 missing alt
Scripts / Styles
16 scripts · 6 stylesheets
JS / CSS size
11.8 MB · 346 KB
Page size
3.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- No H1 heading found
Scan details
- Requested URL
- https://cryptokitties.co
- Final URL
- https://www.cryptokitties.co/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 427 ms
- HTML size
- 3.7 KB
- Redirect chain
- https://cryptokitties.co → https://www.cryptokitties.co/
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Frequently asked questions
- What technology does cryptokitties.co use?
- cryptokitties.co is built with Express, Node.js, Google Analytics, Google Ads, Meta Pixel.
- Is cryptokitties.co secure (HTTPS)?
- Yes. cryptokitties.co uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 22, 2026.
- Who hosts cryptokitties.co?
- Hosting provider information for cryptokitties.co is not available yet.
- What is cryptokitties.co's SEO score?
- cryptokitties.co scored 70/100 for SEO in the latest analysis (fair).
- What is cryptokitties.co's overall website score?
- cryptokitties.co has an overall SiteGraph score of 67/100, combining SEO, performance, security, and accessibility.
- Has cryptokitties.co's score changed over time?
- cryptokitties.co's overall score has declined by 7 points (from 74 to 67) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card