astra-ai.co
Astra AI – Study & Exam Prep | AI Tutor for All Subjects
Last scanned Jul 26, 2026, 5:17 AM · 2 views
Overall score
Excellent
Summary
The most advanced AI tutor. This website uses Next.js hosted on AWS behind Vercel CDN. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance good (85/100).
Astra AI
The most advanced AI tutor. More than 10 million satisfied students. Astra AI is your personal AI tutor for all subjects, guiding you step by step.
- SI
- Hosted on AWS
Top issues to fix
3 issues found
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.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
SEO
0 issue(s) found
Performance
43 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Astra AI
The most advanced AI tutor. More than 10 million satisfied students. Astra AI is your personal AI tutor for all subjects, guiding you step by step.
Contact
Email, phone, and address published on this site's own pages.
- Address
- SI
Meta tags
- Title
- Astra AI – Study & Exam Prep | AI Tutor for All Subjects
- Description
- The most advanced AI tutor. More than 10 million satisfied students. Astra AI is your personal AI tutor for all subjects, guiding you step by step.
- Canonical
- https://astra-ai.co/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
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
- astra-ai.co
- Valid from
- Jun 28, 2026
- Valid to
- Sep 26, 2026
- Days until expiry
- 61
- SAN domains
- astra-ai.co
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 15 · H3 26
Links
24 internal · 14 external · 0 broken
Images
82 total · 2 missing alt
Scripts / Styles
92 scripts · 2 stylesheets
JS / CSS size
1.9 MB · 161 KB
Page size
283 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 3
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
No SEO issues detected.
Accessibility issues
No accessibility issues detected.
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://astra-ai.co
- Final URL
- https://astra-ai.co
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 38 ms
- HTML size
- 283 KB
- Redirect chain
- https://astra-ai.co
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Frequently asked questions
- What technology does astra-ai.co use?
- astra-ai.co is built with Next.js, Google Analytics.
- Is astra-ai.co secure (HTTPS)?
- Yes. astra-ai.co uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 26, 2026.
- Who hosts astra-ai.co?
- astra-ai.co is hosted on AWS, behind Vercel CDN.
- What is astra-ai.co's SEO score?
- astra-ai.co scored 100/100 for SEO in the latest analysis (excellent).
- What is astra-ai.co's overall website score?
- astra-ai.co has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
- What company operates astra-ai.co?
- astra-ai.co is operated by Astra AI. The most advanced AI tutor. More than 10 million satisfied students. Astra AI is your personal AI tutor for all subjects, guiding you step by step.
- Is astra-ai.co hiring?
- astra-ai.co has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card