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tm.itb.ac.id screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 68

    SEO

    Google-friendlier than
    28% of websites

tm.itb.ac.id

Petroleum Engineering

Page Load Speed

10.4 sec in total

First Response

1.6 sec

Resources Loaded

8.6 sec

Page Rendered

245 ms

tm.itb.ac.id screenshot

About Website

Click here to check amazing Tm Itb content for Indonesia. Otherwise, check out these important facts you probably never knew about tm.itb.ac.id

Visit tm.itb.ac.id

Key Findings

We analyzed Tm.itb.ac.id page load time and found that the first response time was 1.6 sec and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

tm.itb.ac.id performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.9 s

0/100

25%

SI (Speed Index)

Value18.7 s

0/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.271

45/100

15%

TTI (Time to Interactive)

Value13.9 s

10/100

10%

Network Requests Diagram

www.tm.itb.ac.id

1622 ms

style.css

1556 ms

js.css

541 ms

easy-twitter-feed-widget.css

578 ms

jquery.js

1462 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 82% of them (37 requests) were addressed to the original Tm.itb.ac.id, 9% (4 requests) were made to Platform.twitter.com and 4% (2 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Tm.itb.ac.id.

Page Optimization Overview & Recommendations

Page size can be reduced by 403.7 kB (31%)

Content Size

1.3 MB

After Optimization

894.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tm.itb.ac.id main page is 1.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Images take 934.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 56.0 kB

  • Original 64.7 kB
  • After minification 55.0 kB
  • After compression 8.7 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. This page needs HTML code to be minified as it can gain 9.7 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 56.0 kB or 87% of the original size.

Image Optimization

-12%

Potential reduce by 115.6 kB

  • Original 934.1 kB
  • After minification 818.5 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. Obviously, Tm Itb needs image optimization as it can save up to 115.6 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 97.3 kB

  • Original 141.7 kB
  • After minification 128.5 kB
  • After compression 44.4 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 97.3 kB or 69% of the original size.

CSS Optimization

-86%

Potential reduce by 134.8 kB

  • Original 157.5 kB
  • After minification 135.2 kB
  • After compression 22.7 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. Tm.itb.ac.id needs all CSS files to be minified and compressed as it can save up to 134.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (52%)

Requests Now

44

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tm Itb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.tm.itb.ac.id

www.tm.itb.ac.id

1622 ms

style.css

style.css

1556 ms

js.css

js.css

541 ms

easy-twitter-feed-widget.css

easy-twitter-feed-widget.css

578 ms

jquery.js

jquery.js

1462 ms

jquery-migrate.min.js

jquery-migrate.min.js

1077 ms

coin-slider.js

coin-slider.js

1075 ms

swfobject_modified.js

swfobject_modified.js

1116 ms

widget-easy-twitter-feed-widget.js

widget-easy-twitter-feed-widget.js

819 ms

plugins.js

plugins.js

2476 ms

custom.js

custom.js

1159 ms

back1.png

back1.png

286 ms

rss-small.png

rss-small.png

543 ms

facebook-small.png

facebook-small.png

555 ms

twitter-small.png

twitter-small.png

555 ms

search-icon.png

search-icon.png

616 ms

logo-main.png

logo-main.png

839 ms

ifp_total_2014_4.jpg

ifp_total_2014_4.jpg

2153 ms

ifp_total_2014_1.jpg

ifp_total_2014_1.jpg

2001 ms

ifp_total_2014_5.jpg

ifp_total_2014_5.jpg

2438 ms

ifp_total_2014_2.jpg

ifp_total_2014_2.jpg

1706 ms

ifp_total_2014_6.jpg

ifp_total_2014_6.jpg

2554 ms

ifp_total_2014_3.jpg

ifp_total_2014_3.jpg

2319 ms

20150122b-300x170.jpg

20150122b-300x170.jpg

2489 ms

20150122b.jpg

20150122b.jpg

3102 ms

abet_tm.jpg

abet_tm.jpg

3347 ms

20140214-deanlist3-300x170.jpg

20140214-deanlist3-300x170.jpg

3179 ms

20140214-deanlist3.jpg

20140214-deanlist3.jpg

3869 ms

rss.png

rss.png

3124 ms

darken-bg.png

darken-bg.png

3069 ms

arrow-right-small.png

arrow-right-small.png

3602 ms

opensans-webfont.woff

opensans-webfont.woff

3886 ms

widgets.js

widgets.js

5 ms

Prociono-Regular-webfont.woff

Prociono-Regular-webfont.woff

3891 ms

BebasNeue-webfont.woff

BebasNeue-webfont.woff

3944 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

39 ms

ui.totop.png

ui.totop.png

3183 ms

arrows-000000.png

arrows-000000.png

2893 ms

jquery.selectBox-arrow.gif

jquery.selectBox-arrow.gif

3095 ms

syndication

syndication

105 ms

344713329262084096

344713329262084096

181 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

4 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

6 ms

hlz98u47sz873gv0ei41_normal.jpeg

hlz98u47sz873gv0ei41_normal.jpeg

129 ms

jot

jot

27 ms

Accessibility Review

tm.itb.ac.id accessibility score

83

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

[id] attributes on active, focusable elements are not unique

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tm.itb.ac.id best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tm.itb.ac.id SEO score

68

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tm.itb.ac.id 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 Tm.itb.ac.id 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

tm.itb.ac.id

Open Graph description is not detected on the main page of Tm Itb. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: