codegym.cc
Learn Java - Online Java Course
Last scanned Aug 4, 2026, 3:00 PM · 26 views
Overall score
Excellent
Summary
CodeGym is an online course to learn Java. This website uses Nginx. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: robots.txt not found.
CodeGym is an online course to learn Java. For beginners and for experienced programmers. Contains a Java tutorial and 1200 Java practice tasks!
Top issues to fix
3 issues found
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
2 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
201 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+1 overall since Jul 27, 2026
- Overall
- 97
- SEO
- 90
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
CodeGym is an online course to learn Java. For beginners and for experienced programmers. Contains a Java tutorial and 1200 Java practice tasks!
Meta tags
- Title
- Learn Java - Online Java Course
- Description
- CodeGym is an online course to learn Java. For beginners and for experienced programmers. Contains a Java tutorial and 1200 Java practice tasks!
- Canonical
- https://codegym.cc
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- 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
- codegym.cc
- Valid from
- Jul 28, 2026
- Valid to
- Oct 26, 2026
- Days until expiry
- 82
- SAN domains
- *.codegym.cc, codegym.cc
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 8
Links
67 internal · 19 external · 2 broken
Images
29 total · 0 missing alt
Scripts / Styles
22 scripts · 6 stylesheets
JS / CSS size
814 KB · 121 KB
Page size
222 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://codegym.cc
- Final URL
- https://codegym.cc
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 197 ms
- HTML size
- 222 KB
- Redirect chain
- https://codegym.cc
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does codegym.cc use?
- codegym.cc is built with Svelte, Google Analytics, Meta Pixel, Nginx.
- Is codegym.cc secure (HTTPS)?
- Yes. codegym.cc uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 26, 2026.
- Who hosts codegym.cc?
- Hosting provider information for codegym.cc is not available yet.
- What is codegym.cc's SEO score?
- codegym.cc scored 90/100 for SEO in the latest analysis (excellent).
- What is codegym.cc's overall website score?
- codegym.cc has an overall SiteGraph score of 97/100, combining SEO, performance, security, and accessibility.
- Has codegym.cc's score changed over time?
- codegym.cc's overall score has improved by 1 point (from 96 to 97) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card