SEO report of java-developer.academy

Redirected to nextgen.academy/de/home/

nextgen.academy – Future in coding!

nextgen.academy/de/home/

Error! The "meta description" is missing, the page has no summary description!

   

 Tasks

  • Avoid using deprecated HTML tags.

 SEO

URL

Domain : nextgen.academy/de/home/

Character length : 24

Title
nextgen.academy – Future in coding!
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
https://nextgen.academy/robots.txt
User-agentDisallowed for the search engines
*
  • /wp-admin/


 Social

Social Engagement

No info found.

 Content

Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”de”.
Title
nextgen.academy – Future in coding!

Character length : 41

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 21%

Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
H1H2H3H4H5H6
3149000
Heading structure in the source code
  • <H2> Apply for tickets       Sponsors       Impressum/Datenschutz
  • <H1> “Establishing Berlin as a centre of technical excellence”
  • <H1> Opening Event @ 07/07/2016
  • <H1> Courses @ 07/07/2016
  • <H3> Penetration testing of embedded technology
  • <H3> Thinking in Actors - Introduction to actor systems and actor based thinking/design
  • <H3> Virtual reality in the web (with WebGL/WebVR) and User Interfaces
  • <H3> How to develop a personalised machine learning-based application
  • <H3> Introduction to Swift development
  • <H3> The Pragmatic Tech Founder
  • <H3> Introduction into Kubernetes
  • <H3> Discovering Docker - Introduction to Docker
  • <H3> How to build a reactive distributed application using Scala and Akka Clustering and Immutable Data structures
  • <H3> How to create a scalable data analysis environment
  • <H3> Introduction to Continuous Integration anda practical exposure to Jenkins
  • <H3> Deploying production infrastructure and Docker containers in AWS
  • <H3> Course description
  • <H3> Target group
  • <H3> 
  • <H3> Topics covered in detail
  • <H3> Course description
  • <H3> Preparation/tools
  • <H3> Target audience
  • <H3> Contact
  • <H3> Course description
  • <H3> Preparation/tools needed
  • <H3> Target audience
  • <H3> Contact
  • <H3> Course description
  • <H3> Required software for the coding session
  • <H3> Course description
  • <H3> Intended audience
  • <H3> Course description
  • <H3> Prerequisites
  • <H3> 
  • <H3> Target group
  • <H3> 
  • <H3> Target group
  • <H3> Intended audience and course description
  • <H3> Prerequisites
  • <H3> Intended audience and course description
  • <H3> Prerequisites
  • <H3> Intended audience and course description
  • <H3> Who is this for?
  • <H3> Format
  • <H3> Intended audience and course description
  • <H3> Prerequisites
  • <H3> Intended audience and course description
  • <H3> Prerequisites
  • <H3> Intended audience and course description
  • <H3> Prerequisites
  • <H3> Intended audience and course description
  • <H3> Prerequisites
Word cloud
  • course48
  • docker35
  • teacher25
  • data23
  • using20
  • introduction17
  • application16
  • how15
  • google14
  • description14
  • https12
  • developers12
  • expertise12
  • links12
  • web11
  • some11
  • intended11
  • tools10
  • build10
  • practical10
  • audience10
  • environment10
  • distributed9
  • deploying9
  • run9
  • scala9
  • big8
  • laptop8
  • aws8
  • experience8
  • learn8
  • technical7
  • jenkins7
  • open7
  • event7
  • need7
  • programming7
  • http7
  • prerequisites7
  • container7
  • code6
  • github6
  • linux6
  • infrastructure6
  • deploy6
  • into6
  • participants6
  • twitter6
  • academy6
  • courses6
  • machine6
  • class6
  • software6
  • technology6
  • learning6
  • create6
  • users5
  • students5
  • source5
  • systems5
Keyword matrix
wordtitledescriptionsheading
course
docker
teacher
data
using
introduction
Two Word cloud
  • course description9
  • course will7
  • course teacher6
  • this course5
  • you will5
  • about introduction4
Three Word cloud
  • this course will3
  • intended audience and course3
  • docker containers in aws2
  • web with webgl/webvr2
  • this event will2
  • will show you2
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 24 images on this web page.

Alternate attributes for the following 10 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

 Technologies

Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible in only one version. The www version is redirected to the version without www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.

 Speed test

Server response time
The server response time is not fast enough: 0.66 seconds have passed until the page started to load.
Table layout
Good! No nested tables found.
Number of HTTP resources
66
Number of source domains
5
Render blocking resources
Good! No render blocking elements found!

 Speed test – Javascript

Javascript
Error! Too many javascript files found which slows down the page load on the website.
  • http://nextgen.academy/wp-includes/js/jquery/jquery.js?ver=1.12.4
  • http://nextgen.academy/wp-includes/js/jquery/jquery-migrate.min.js?ver=1.4.1
  • http://nextgen.academy/wp-content/plugins/real3d-flipbook/js/flipbook.min.js?ver=2.9
  • http://nextgen.academy/wp-content/plugins/real3d-flipbook/js/embed.js?ver=2.9
  • http://nextgen.academy/wp-content/plugins/revslider/public/assets/js/jquery.themepunch.tools.min.js?ver=5.1
  • http://nextgen.academy/wp-content/plugins/revslider/public/assets/js/jquery.themepunch.revolution.min.js?ver=5.1
  • http://nextgen.academy/wp-content/plugins/soundy-background-music/js/front-end.js?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/awaits-visiting-card-widget/jquery.lightbox_me.js?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/awaits-visiting-card-widget/avcw_scripts.js?ver=4.5.8
  • http://nextgen.academy/wp-includes/js/jquery/ui/core.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/widget.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/mouse.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/slider.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/sortable.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/effect.min.js?ver=1.11.4
  • http://nextgen.academy/wp-includes/js/jquery/ui/position.min.js?ver=1.11.4
  • http://nextgen.academy/wp-content/plugins/popup-maker/assets/js/site.min.js?defer&ver=1.4.11
  • http://nextgen.academy/wp-content/plugins/lightbox-plus/js/jquery.colorbox.1.5.9-min.js?ver=1.5.9
  • http://nextgen.academy/wp-includes/js/wp-embed.min.js?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/siteorigin-panels/js/styling-24.min.js?ver=2.4.9
File size of all javascript files combined
785.57KB
Javascript minifying
You can save 13.5KB (39% compression) on the analysed URL by minifying the javascript files.

 Speed test – CSS

CSS
Error! Too many CSS files detected that slows down the page load.
  • http://nextgen.academy/wp-content/themes/basic/style.css
  • http://nextgen.academy/wp-content/plugins/siteorigin-panels/css/front.css?ver=2.4.9
  • http://nextgen.academy/wp-content/plugins/awaits-visiting-card-widget/avcw_styles.css?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/popup-maker/assets/css/site.min.css?ver=1.4.11
  • http://nextgen.academy/wp-content/plugins/real3d-flipbook/css/flipbook.style.css?ver=2.9
  • http://nextgen.academy/wp-content/plugins/real3d-flipbook/css/font-awesome.css?ver=2.9
  • http://nextgen.academy/wp-content/plugins/revslider/public/assets/css/settings.css?ver=5.1
  • http://nextgen.academy/wp-content/plugins/soundy-background-music/css/jquery-ui-1.10.4/jquery-ui.css?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/soundy-background-music/css/style-front-end.css?ver=4.5.8
  • http://nextgen.academy/wp-content/plugins/visual-form-builder/css/visual-form-builder.min.css?ver=20140412
  • http://nextgen.academy/wp-content/plugins/visual-form-builder/css/smoothness/jquery-ui-1.10.3.min.css?ver=20131203
  • http://nextgen.academy/wp-content/plugins/lightbox-plus/css/shadowed/colorbox.min.css?ver=2.7.2
  • http://nextgen.academy/wp-content/uploads/siteorigin-widgets/sow-image-sow-image-3f547a15eaaa.css?ver=4.5.8
  • http://nextgen.academy/wp-content/uploads/siteorigin-widgets/sow-image-sow-image-2b1fadbace82.css?ver=4.5.8
  • http://nextgen.academy/wp-content/uploads/siteorigin-widgets/sow-image-sow-image-1c389ca87c1a.css?ver=4.5.8
File size of all css files combined
171.30KB
CSS minifying
You can save 24.4KB (21% compression) on the analysed URL by minifying the CSS files.

 Speed test – Compression

Uncompressed size of the of the HTML
98.64KB
Gzip compression
Error! By using Gzip you can save 80.4KB (81% compression) on your site.

 Speed test – Browser cache

Number of static resources (image, JS, CSS)
29
Browser cache
The browser cache is not set correctly for all elements.
URLDuration
http://nextgen.academy/wp-content/themes/basic/style.cssExpiry time is not specified
http://nextgen.academy/.. /Coding-banner-2.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/coding-book.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/coding-class.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/coding-girl.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/keyboard.jpgExpiry time is not specified
http://nextgen.academy/.. /logo_nextgenacademy-1024x340.pngExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/mobile-apps.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/twitter.pngExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/website-plan.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/wordcloud.gifExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/05/wordcloud.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/06/09aa020.jpgExpiry time is not specified
http://nextgen.academy/.. /663605-300x300.jpegExpiry time is not specified
http://nextgen.academy/.. /Bennewitz-187x300.pngExpiry time is not specified
http://nextgen.academy/.. /Buffenoir-300x300.jpgExpiry time is not specified
http://nextgen.academy/.. /Crossling-207x300.jpgExpiry time is not specified
http://nextgen.academy/.. /Mantione-268x300.pngExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/06/Nioche-300x300.jpgExpiry time is not specified
http://nextgen.academy/.. /Riordan-300x261.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/06/Rory-209x300.jpgExpiry time is not specified
http://nextgen.academy/.. /angelos_kapsimanis.jpgExpiry time is not specified
http://nextgen.academy/wp-content/uploads/2016/06/madden-300x300.jpgExpiry time is not specified
http://nextgen.academy/.. /sandro_cirulli-300x290.jpgExpiry time is not specified
http://nextgen.academy/.. /thomas-fricke-foto.256x256.jpgExpiry time is not specified
https://www.google.com/recaptcha/api.js?ver=4.5.145 minutes
http://www.google-analytics.com/analytics.js2 hours

 Speed test – Images

File size of all images combined
744.26KB
Image optimisation
You can save 81.2KB (23% compression) by optimising the images below:

 Links

We found a total of 27 different links.
Internal links: 5
External links: 22

External links:

Link text (anchor) Link strength
https://twitter.com/berlinjava
https://edu-europalab.rhcloud.com/
http://github.com/rorygraves
http://massimiliano-mantione.github.io
https://twitter.com/akapsimanis
http://www.github.com/pepibumur
https://twitter.com/wmadden?lang=de
https://github.com/endocode
https://twitter.com/mbuffenoir
https://www.linkedin.com/in/alistaircrossling
http://sandrocirulli.net/about
https://twitter.com/kevinoriordan
https://twitter.com/AKapsimanis
https://jenkins.io
http://sandrocirulli.net/continuous-integration-with-jenkins-docker-and-compose/
www.sandrocirulli.net/about
kubernetes.io
hub.docker.com
gcr.io
https://cloud.google.com/sdk/docs/
http://docs.scala-lang.org/tutorials/
http://stormcrawler.net

Internal links:

Link text (anchor) Link strength
Home
http://nextgen.academy/de/home
Apply for tickets
Sponsors
Impressum/Datenschutz

 Website security

IP
5.35.233.106
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.

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saps4hana.hosting

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s4hana.hosting

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ecampus.network

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 Icons

Favicon
Good! The website uses favicon.

 Typos

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