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lab-informatika.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

lab-informatika.com

Page Load Speed

4 sec in total

First Response

1.3 sec

Resources Loaded

2.5 sec

Page Rendered

164 ms

lab-informatika.com screenshot

About Website

Click here to check amazing Lab Informatika content for Indonesia. Otherwise, check out these important facts you probably never knew about lab-informatika.com

Lab-Informatika was formed to help improve the skills of people by providing a collection of learning materials in computer science and technology. We hope to provide peoples with all the resources th...

Visit lab-informatika.com

Key Findings

We analyzed Lab-informatika.com page load time and found that the first response time was 1.3 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lab-informatika.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

lab-informatika.com

1297 ms

bootstrap.min.css

78 ms

font-awesome.min.css

74 ms

style.css

245 ms

site.css

481 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 14% of them (7 requests) were addressed to the original Lab-informatika.com, 12% (6 requests) were made to C.betrad.com and 10% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Lab-informatika.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 292.8 kB (54%)

Content Size

539.6 kB

After Optimization

246.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lab-informatika.com main page is 539.6 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. 55% of websites need less resources to load. Javascripts take 277.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.4 kB

  • Original 31.8 kB
  • After minification 30.3 kB
  • After compression 7.4 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 24.4 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 3.6 kB

  • Original 58.4 kB
  • After minification 54.8 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. Lab Informatika images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 125.1 kB

  • Original 277.8 kB
  • After minification 277.6 kB
  • After compression 152.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 125.1 kB or 45% of the original size.

CSS Optimization

-81%

Potential reduce by 139.7 kB

  • Original 171.6 kB
  • After minification 171.4 kB
  • After compression 31.9 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. Lab-informatika.com needs all CSS files to be minified and compressed as it can save up to 139.7 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (67%)

Requests Now

43

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lab Informatika. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lab-informatika.com

lab-informatika.com

1297 ms

bootstrap.min.css

bootstrap.min.css

78 ms

font-awesome.min.css

font-awesome.min.css

74 ms

style.css

style.css

245 ms

site.css

site.css

481 ms

adsbygoogle.js

adsbygoogle.js

40 ms

jquery.min.js

jquery.min.js

63 ms

yii.js

yii.js

526 ms

jquery.nicescroll.min.js

jquery.nicescroll.min.js

92 ms

underscore-min.js

underscore-min.js

102 ms

main.js

main.js

526 ms

bootstrap.min.js

bootstrap.min.js

66 ms

css

css

25 ms

analytics.js

analytics.js

41 ms

logo.png

logo.png

293 ms

folder-blue.png

folder-blue.png

294 ms

cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff

cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff

68 ms

MTP_ySUJH_bn48VBG8sNSnhCUOGz7vYGh680lGh-uXM.woff

MTP_ySUJH_bn48VBG8sNSnhCUOGz7vYGh680lGh-uXM.woff

69 ms

k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff

k3k702ZOKiLJc3WVjuplzHhCUOGz7vYGh680lGh-uXM.woff

68 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

63 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

67 ms

ca-pub-2083436016432237.js

ca-pub-2083436016432237.js

162 ms

zrt_lookup.html

zrt_lookup.html

170 ms

show_ads_impl.js

show_ads_impl.js

75 ms

collect

collect

121 ms

ads

ads

211 ms

sdk.js

sdk.js

160 ms

osd.js

osd.js

12 ms

ads

ads

175 ms

9020414803533036763

9020414803533036763

66 ms

abg.js

abg.js

78 ms

m_js_controller.js

m_js_controller.js

103 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

76 ms

0_9PdEccZL.jpg

0_9PdEccZL.jpg

205 ms

a.gif

a.gif

126 ms

bcs0

bcs0

138 ms

creative_add_on.js

creative_add_on.js

184 ms

267 ms

xd_arbiter.php

xd_arbiter.php

164 ms

xd_arbiter.php

xd_arbiter.php

295 ms

s

s

57 ms

x_button_blue2.svg

x_button_blue2.svg

55 ms

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

2 ms

surly.js

surly.js

23 ms

ba.html

ba.html

16 ms

4.gif

4.gif

10 ms

2532.js

2532.js

4 ms

box_19_top-right.png

box_19_top-right.png

8 ms

ci.png

ci.png

12 ms

Accessibility Review

lab-informatika.com accessibility score

100

Accessibility Issues

Best Practices

lab-informatika.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

High

Page has valid source maps

SEO Factors

lab-informatika.com SEO score

84

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ID

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lab-informatika.com can be misinterpreted by Google and other search engines. Our service has detected that is used on the page, and it does not match the claimed English language. Our system also found out that Lab-informatika.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

lab-informatika.com

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