codechef.com
CodeChef - Learn and Practice Coding with Problems
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Great
Summary
Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. This website uses Nginx hosted on AWS. SEO is good (85/100) and accessibility is excellent (90/100). Security scores excellent (95/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.
CodeChef
Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding.
- United States
- Hosted on AWS
Top issues to fix
3 issues found · 1 high priority
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.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
SEO
2 issue(s) found
Performance
2.14 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
CodeChef
Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding.
Contact
Email, phone, and address published on this site's own pages.
- help@codechef.com
Meta tags
- Title
- CodeChef - Learn and Practice Coding with Problems
- Description
- Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding.
- Canonical
- https://www.codechef.com
- 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
- Hosting provider
- AWS
- CDN provider
- —
- IP address
- 32.196.33.70
- ASN
- AS14618 (AMAZON-AES - Amazon.com, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- *.codechef.com
- Valid from
- May 6, 2026
- Valid to
- Nov 19, 2026
- Days until expiry
- 116
- SAN domains
- *.codechef.com, codechef.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 6 · H3 46
Links
44 internal · 7 external · 0 broken
Images
52 total · 0 missing alt
Scripts / Styles
15 scripts · 4 stylesheets
JS / CSS size
152 KB · 399 KB
Page size
81.5 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 76
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
Accessibility issues
- No H1 heading found
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://codechef.com
- Final URL
- https://www.codechef.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 2.14 s
- HTML size
- 81.5 KB
- Redirect chain
- https://codechef.com → https://www.codechef.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does codechef.com use?
- codechef.com is built with Drupal, jQuery, Nginx.
- Is codechef.com secure (HTTPS)?
- Yes. codechef.com uses TLS 1.3 with a certificate issued by Amazon, valid until Nov 19, 2026.
- Who hosts codechef.com?
- codechef.com is hosted on AWS.
- What is codechef.com's SEO score?
- codechef.com scored 85/100 for SEO in the latest analysis (great).
- What is codechef.com's overall website score?
- codechef.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
- What company operates codechef.com?
- codechef.com is operated by CodeChef. Learn coding with our free and beginner friendly courses on Python, Java, C, C++, Data structures, Algorithms, SQL. Solve our collection of 1000s of problems to practice coding.
- Is codechef.com hiring?
- codechef.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card