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javatodev.com screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

javatodev.com

JavaToDev - Tutorials in Backend Development Technologies

Page Load Speed

4.9 sec in total

First Response

227 ms

Resources Loaded

2.3 sec

Page Rendered

2.4 sec

javatodev.com screenshot

About Website

Visit javatodev.com now to see the best up-to-date Java To Dev content and also check out these interesting facts you probably never knew about javatodev.com

Hello I'm Chinthaka Dinadasa, and I've created javatodev.com to share my knowledge in Java, Spring Framework, Microservices, AWS, Azure, DevOps, and Other backend development technologies. If ...

Visit javatodev.com

Key Findings

We analyzed Javatodev.com page load time and found that the first response time was 227 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

javatodev.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

javatodev.com

227 ms

gppstub.js

66 ms

sgr.css

55 ms

style.min.css

80 ms

prism-a11y-dark.css

78 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 77% of them (69 requests) were addressed to the original Javatodev.com, 13% (12 requests) were made to Ezojs.com and 3% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Javatodev.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 204.9 kB (39%)

Content Size

524.7 kB

After Optimization

319.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Javatodev.com main page is 524.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. HTML takes 249.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 194.4 kB

  • Original 249.8 kB
  • After minification 245.6 kB
  • After compression 55.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 194.4 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 410 B

  • Original 47.7 kB
  • After minification 47.3 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Java To Dev images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 4.5 kB

  • Original 155.7 kB
  • After minification 155.7 kB
  • After compression 151.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-8%

Potential reduce by 5.6 kB

  • Original 71.4 kB
  • After minification 71.4 kB
  • After compression 65.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Javatodev.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 38 (69%)

Requests Now

55

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Java To Dev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

javatodev.com

javatodev.com

227 ms

gppstub.js

gppstub.js

66 ms

sgr.css

sgr.css

55 ms

style.min.css

style.min.css

80 ms

prism-a11y-dark.css

prism-a11y-dark.css

78 ms

bootstrap.min.css

bootstrap.min.css

84 ms

fotorama.css

fotorama.css

97 ms

owl.carousel.min.css

owl.carousel.min.css

78 ms

zoom.css

zoom.css

83 ms

style.css

style.css

116 ms

sgr.js

sgr.js

98 ms

jquery.min.js

jquery.min.js

100 ms

jquery-migrate.min.js

jquery-migrate.min.js

111 ms

prism-tomorrow.min.css

prism-tomorrow.min.css

73 ms

js

js

237 ms

ccpaplus.js

ccpaplus.js

72 ms

prism-core.min.js

prism-core.min.js

75 ms

prism-autoloader.min.js

prism-autoloader.min.js

96 ms

prism.js

prism.js

99 ms

bootstrap.min.js

bootstrap.min.js

96 ms

fotorama.js

fotorama.js

100 ms

imagesloaded.min.js

imagesloaded.min.js

109 ms

masonry.min.js

masonry.min.js

109 ms

theia-sticky-sidebar.min.js

theia-sticky-sidebar.min.js

107 ms

owl.carousel.min.js

owl.carousel.min.js

109 ms

zoom.min.js

zoom.min.js

235 ms

md-scripts.js

md-scripts.js

238 ms

forms.js

forms.js

234 ms

boise.js

boise.js

488 ms

abilene.js

abilene.js

507 ms

et.js

et.js

556 ms

58177a4e760cfdc05d68299d6.js

58177a4e760cfdc05d68299d6.js

420 ms

dcc93c18568e520c8e66f4b786d7905b

dcc93c18568e520c8e66f4b786d7905b

392 ms

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339 ms

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354 ms

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354 ms

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How-To-Use-RabbitMQ-With-Spring-Boot-REST-API-1-506x380.png

338 ms

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341 ms

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Enabling-HTTPS-Traffic-To-AWS-Application-Load-Balancer-506x380.png

338 ms

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Requesting-SSL-Certificate-From-AWS-Certificate-Manager-ACM-506x380.png

354 ms

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Pointing-Route-53-Domain-To-The-Application-Load-Balancer-506x380.png

355 ms

Deploying-Service-To-The-ECS-Fargate-506x380.png

Deploying-Service-To-The-ECS-Fargate-506x380.png

356 ms

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Creating-Task-Definitions-For-ECS-Deployment-506x380.png

359 ms

Creating-Cluster-For-ECS-Fargate-Deployment-506x380.png

Creating-Cluster-For-ECS-Fargate-Deployment-506x380.png

420 ms

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Creating-Security-Groups-For-ECS-Deployment-506x380.png

504 ms

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361 ms

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337 ms

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368 ms

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674 ms

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562 ms

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577 ms

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642 ms

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527 ms

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788 ms

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814 ms

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887 ms

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812 ms

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926 ms

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886 ms

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1002 ms

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1097 ms

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844 ms

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1266 ms

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1139 ms

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1111 ms

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1161 ms

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1060 ms

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1358 ms

drake.js

drake.js

314 ms

jellyfish.js

jellyfish.js

328 ms

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976 ms

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1189 ms

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1006 ms

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1029 ms

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930 ms

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1153 ms

font

font

1235 ms

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1128 ms

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1211 ms

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1251 ms

mulvane.js

mulvane.js

46 ms

wichita.js

wichita.js

101 ms

raleigh.js

raleigh.js

67 ms

vista.js

vista.js

85 ms

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1279 ms

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1348 ms

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1394 ms

olathe.js

olathe.js

47 ms

vitals.js

vitals.js

42 ms

chanute.js

chanute.js

44 ms

Accessibility Review

javatodev.com accessibility score

91

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

javatodev.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

javatodev.com SEO score

93

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Javatodev.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Javatodev.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

javatodev.com

Open Graph data is detected on the main page of Java To Dev. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: