Jdk.java.net - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
69% 
Page quality
41% 
Page structure
70% 
Link structure
92% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.34 s
File size
4.10 kB
Words
145
Media files
3
Number of links
38 internal / 6 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
JDK Builds from Oracle
The length of the page title is perfect. (213 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The character encoding is not specified.
The character encoding is not specified in the HTTP header.
Doctype
(Nice to have)
The doctype XHTML 1.0 Strict is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
Content-Typetext/html; charset=UTF-8

Test up to 1.000 webpages of jdk.java.net with our free plan!

Try For Free
No trial. It's just free!

Page quality

Content
(Critically important)
There are only 145 words on this page. Use at least 250 words to provide useful information.
Words from the H1 heading are not used in the page content.
Only 1 paragraph/s was/were found on this page.
24.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 10.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/images/jdk.java.net.pngjdk.java.net logo
/images/jdk.java.net-small.pngjdk.java.net logo
https://jdk.java.net/images/oracle.pngOracle logo

Page structure

H1 heading
(Critically important)
Production and Early-Access OpenJDK Builds, from Oracle
Too many H1 headings
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Production and Early-Access OpenJDK Builds, from Oracle
H1 Ready for use: JDK 23, JavaFX 23, JMC 9
H1 Early access: JDK 24, JavaFX 24, Jextract, Leyden, Loom, & Valhalla
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 6 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://jdk.java.net/23/JDK 23
https://jdk.java.net/javafx23/JavaFX 23
https://jdk.java.net/jmc/9/JMC 9
https://jdk.java.net/24/JDK 24
https://jdk.java.net/javafx24/JavaFX 24
https://jdk.java.net/jextract/Jextract
https://jdk.java.net/leyden/Leyden
https://jdk.java.net/loom/Loom
https://jdk.java.net/valhalla/Valhalla
https://dev.java/External dev.java
https://www.oracle.com/javadow...External Subdomain Oracle JDK Download page
https://jdk.java.net/IMG-ALT jdk.java.net logo
https://jdk.java.net/23/Text duplicate JDK 23
https://jdk.java.net/javafx23/Text duplicate JavaFX 23
https://jdk.java.net/jmc/9Text duplicate JMC 9
https://jdk.java.net/24/Text duplicate JDK 24
https://jdk.java.net/javafx24/Text duplicate JavaFX 24
https://jdk.java.net/jextract/Text duplicate Jextract
https://jdk.java.net/leyden/Text duplicate Leyden
https://jdk.java.net/loom/Text duplicate Loom
https://jdk.java.net/valhalla/Text duplicate Valhalla
/java-se-ri/23Java SE 23
/java-se-ri/22Java SE 22
/java-se-ri/21Java SE 21
/java-se-ri/20Java SE 20
/java-se-ri/19Java SE 19
/java-se-ri/18Java SE 18
/java-se-ri/17-MR1Java SE 17
/java-se-ri/16Java SE 16
/java-se-ri/15Java SE 15
/java-se-ri/14Java SE 14
/java-se-ri/13Java SE 13
/java-se-ri/12Java SE 12
/java-se-ri/11-MR3Java SE 11
/java-se-ri/10Java SE 10
https://jdk.java.net/java-se-ri/9Java SE 9
/java-se-ri/8-MR6Java SE 8
https://jdk.java.net/java-se-ri/7Java SE 7
http://bugreport.java.com/External Subdomain Report a bug
https://jdk.java.net/archive/Archive
https://oracle.com/External IMG-ALT Oracle logo
https://jdk.java.net/touTerms of Use
https://www.oracle.com/legal/p...External Subdomain Privacy
https://openjdk.org/legal/open...External Trademarks

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://jdk.java.net/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.34 seconds.
The file size of the HTML document is fine (4 kB).

HTTP Response Header

NameValue
content-typetext/html
last-modifiedTue, 17 Sep 2024 17:00:22 GMT
varyAccept-Encoding
etag"66e9b5a6-105d"
content-security-policy-report-onlydefault-src 'self' *.openjdk.java.net feedburner.google.com; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval' feeds.feedburner.com *.statcounter.com statcounter.com; img-src 'self' data: *.statcounter.com *.openjdk.java.net feedburner.google.com; frame-ancestors 'none'; report-uri https://openjdk.report-uri.io/r/default/csp/reportOnly
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
accept-rangesbytes
content-encodinggzip
dateWed, 30 Oct 2024 19:20:25 GMT
content-length1297
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 3,160 referring domains.
This page has 31,002 backlinks.
This page has backlinks from 2,252 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
JDK81%Check
Oracle JDK75%Check
JDK builds73%Check
Oracle65%Check
Builds62%Check
Java58%Check
Early54%Check
access54%Check
Early-Access50%Check
Production50%Check
Show more keywords and terms

Test up to 1.000 webpages of jdk.java.net with our free plan!

Try For Free
No trial. It's just free!

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions