Skip to main content
SGSiteGraph

codegym.cc

Learn Java - Online Java Course

Last scanned Jul 27, 2026, 11:43 AM · 4 views

96

Overall score

Excellent

Summary

CodeGym is an online course to learn Java. This website uses Nginx hosted on AWS. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100).

CodeGym is an online course to learn Java. For beginners and for experienced programmers. Contains a Java tutorial and 1200 Java practice tasks!

United States
Hosted on AWS

Top issues to fix

2 issues found · 1 high priority

  • TLS certificate expires in 8 days

    Security

    Renew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.

  • 2 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

100

SEO

0 issue(s) found

100

Performance

214 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

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!

Contact

Email, phone, and address published on this site's own pages.

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

OpenGraph & Twitter Card

OpenGraph

og:title
Learn Java - Online Java Course
og:description
CodeGym is an online course to learn Java. For beginners and for experienced programmers. Contains a Java tutorial and 1200 Java practice tasks!
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
AWS
CDN provider
IP address
18.210.138.7
ASN
AS14618 (AMAZON-AES - Amazon.com, Inc., US)

DNS records

TypeValue
A
  • 18.210.138.7
AAAA
MX
  • codegym-cc.mail.protection.outlook.com
TXT
  • google-site-verification=CuGXA6KOHEvriQdYRwz96dz-BS5t4W0dw_D_zJaSeWQ
  • v=spf1 include:spf.protection.outlook.com include:spf2.esputnik.com include:mxsspf.sendpulse.com include:_spf.amocrmmail.com +ip4:35.157.7.41 -all
  • MS=ms79135888
  • google-site-verification=03D5328rmRfhWacgvZ7ZNYQSvS1K82XGG0ug7rkc-xQ
NS
  • ns-1369.awsdns-43.org
  • ns-1000.awsdns-61.net
  • ns-1737.awsdns-25.co.uk
  • ns-431.awsdns-53.com
CAA
  • 0 iodef "mailto:admin@javarush.co"
  • 0 issue "letsencrypt.org"
  • 0 issue "amazon.com"
  • 0 issue "amazontrust.com"
  • 0 issue "sectigo.com"
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Sectigo Limited
Subject
*.codegym.cc
Valid from
Jul 29, 2025
Valid to
Aug 4, 2026
Days until expiry
8
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

3 scripts · 6 stylesheets

JS / CSS size

20.5 KB · 241 KB

Page size

222 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
179
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

No SEO issues detected.

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
210 ms
HTML size
222 KB
Redirect chain
https://codegym.cc

See something wrong on this report? Request a correction

Frequently asked questions

What technology does codegym.cc use?
codegym.cc is built with Svelte, Google Analytics, Nginx.
Is codegym.cc secure (HTTPS)?
Yes. codegym.cc uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Aug 4, 2026.
Who hosts codegym.cc?
codegym.cc is hosted on AWS.
What is codegym.cc's SEO score?
codegym.cc scored 100/100 for SEO in the latest analysis (excellent).
What is codegym.cc's overall website score?
codegym.cc has an overall SiteGraph score of 96/100, combining SEO, performance, security, and accessibility.