dataquest.io
Dataquest: Data Science Courses: Learn 10x Faster
Last scanned Aug 4, 2026, 6:00 AM · 21 views
Overall score
Excellent
Summary
98% of learners recommend Dataquest for learning Python, R programming, SQL, data engineering, data science, and more. This website uses WordPress hosted on Google Cloud. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100).
98% of learners recommend Dataquest for learning Python, R programming, SQL, data engineering, data science, and more.
- United States
- Hosted on Google Cloud
Top issues to fix
1 issue found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
SEO
0 issue(s) found
Performance
1.10 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 27, 2026
- Overall
- 95
- SEO
- 100
- Security
- 90
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
98% of learners recommend Dataquest for learning Python, R programming, SQL, data engineering, data science, and more.
Meta tags
- Title
- Dataquest: Data Science Courses: Learn 10x Faster
- Description
- 98% of learners recommend Dataquest for learning Python, R programming, SQL, data engineering, data science, and more.
- Canonical
- https://www.dataquest.io/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, viewport-fit=cover
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
- https://www.dataquest.io/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Google Cloud
- CDN provider
- —
- IP address
- 34.75.44.126
- ASN
- AS396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US)
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.dataquest.io
- Valid from
- Jul 9, 2026
- Valid to
- Oct 7, 2026
- Days until expiry
- 63
- SAN domains
- www.dataquest.io
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 11
Links
75 internal · 17 external · 0 broken
Images
24 total · 0 missing alt
Scripts / Styles
18 scripts · 1 stylesheets
JS / CSS size
90.1 KB · 86.3 KB
Page size
293 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 2
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://dataquest.io
- Final URL
- https://www.dataquest.io/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.09 s
- HTML size
- 293 KB
- Redirect chain
- https://dataquest.io → https://www.dataquest.io/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does dataquest.io use?
- dataquest.io is built with Astro, WordPress, Google Analytics, Cloudflare Analytics.
- Is dataquest.io secure (HTTPS)?
- Yes. dataquest.io uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 7, 2026.
- Who hosts dataquest.io?
- dataquest.io is hosted on Google Cloud.
- What is dataquest.io's SEO score?
- dataquest.io scored 100/100 for SEO in the latest analysis (excellent).
- What is dataquest.io's overall website score?
- dataquest.io has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
- Has dataquest.io's score changed over time?
- dataquest.io's overall score has stayed steady at 95/100 since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card