Tools & Wizards About Us
leaderbits.io screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

leaderbits.io

Leadership & Professional Development for Technologists - LeaderBits.io

Page Load Speed

1.4 sec in total

First Response

75 ms

Resources Loaded

1.1 sec

Page Rendered

176 ms

leaderbits.io screenshot

About Website

Welcome to leaderbits.io homepage info - get ready to check Leader Bits best content right away, or after learning these important things about leaderbits.io

Learn from the best technology leaders on earth. Complete challenges, develop professionally, advance your career and become more valuable in our experience driven 10 min per week program.

Visit leaderbits.io

Key Findings

We analyzed Leaderbits.io page load time and found that the first response time was 75 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

leaderbits.io performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

leaderbits.io

75 ms

leaderbits.io

341 ms

custom-pro-frontend.min.css

35 ms

css

48 ms

head-a72331ca821ad828872ab871b17a92529861b34a.js

36 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 66% of them (27 requests) were addressed to the original Leaderbits.io, 5% (2 requests) were made to Fullstory.com and 5% (2 requests) were made to Js.intercomcdn.com. The less responsive or slowest element that took the longest time to load (369 ms) belongs to the original domain Leaderbits.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 766.1 kB (63%)

Content Size

1.2 MB

After Optimization

446.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Leaderbits.io main page is 1.2 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. HTML takes 927.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 760.7 kB

  • Original 927.4 kB
  • After minification 921.0 kB
  • After compression 166.7 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. 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 760.7 kB or 82% of the original size.

Image Optimization

-12%

Potential reduce by 5.4 kB

  • Original 43.5 kB
  • After minification 38.1 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, Leader Bits needs image optimization as it can save up to 5.4 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

-0%

Potential reduce by 8 B

  • Original 199.7 kB
  • After minification 199.7 kB
  • After compression 199.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 41.8 kB
  • After minification 41.8 kB
  • After compression 41.8 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. Leaderbits.io has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (32%)

Requests Now

31

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Leader Bits. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

leaderbits.io

leaderbits.io

75 ms

leaderbits.io

leaderbits.io

341 ms

custom-pro-frontend.min.css

custom-pro-frontend.min.css

35 ms

css

css

48 ms

head-a72331ca821ad828872ab871b17a92529861b34a.js

head-a72331ca821ad828872ab871b17a92529861b34a.js

36 ms

js

js

102 ms

load.js

load.js

156 ms

body-3f741679a4f8be2af508770a19297d64b4820036.js

body-3f741679a4f8be2af508770a19297d64b4820036.js

305 ms

fs.js

fs.js

212 ms

insight.min.js

insight.min.js

46 ms

fbevents.js

fbevents.js

65 ms

9782435.js

9782435.js

98 ms

LeaderBits-logo-1.png

LeaderBits-logo-1.png

21 ms

index_bg-2.jpg

index_bg-2.jpg

27 ms

bim-object-1.svg

bim-object-1.svg

46 ms

sorted-1.svg

sorted-1.svg

92 ms

adext-1.svg

adext-1.svg

85 ms

microsoft-1.svg

microsoft-1.svg

86 ms

intercom-1.svg

intercom-1.svg

83 ms

facebook-1.svg

facebook-1.svg

75 ms

deloitte-1.svg

deloitte-1.svg

85 ms

instagram-1.svg

instagram-1.svg

102 ms

oracle-1.svg

oracle-1.svg

98 ms

amazon-1.svg

amazon-1.svg

109 ms

intel-1.svg

intel-1.svg

100 ms

sap-1.svg

sap-1.svg

106 ms

AnimalLogic-o8z92mkqhqaentqq8378klyvh8rolezw865kuw311c.png

AnimalLogic-o8z92mkqhqaentqq8378klyvh8rolezw865kuw311c.png

150 ms

Tealium-o8z97bronwq0pmwys4c31f9uellr2xnkvfkz8p45xc.png

Tealium-o8z97bronwq0pmwys4c31f9uellr2xnkvfkz8p45xc.png

150 ms

footer-bg-1.jpg

footer-bg-1.jpg

322 ms

insight_tag_errors.gif

insight_tag_errors.gif

77 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

22 ms

Montserrat-Regular.woff

Montserrat-Regular.woff

301 ms

Montserrat-Medium.woff

Montserrat-Medium.woff

244 ms

Montserrat-SemiBold.woff

Montserrat-SemiBold.woff

321 ms

Montserrat-Bold.woff

Montserrat-Bold.woff

260 ms

eicons.woff

eicons.woff

369 ms

fs.js

fs.js

80 ms

f0300de758454079920e9dca89ab336f7c22948c85e149c8a4e63779b50c5268

f0300de758454079920e9dca89ab336f7c22948c85e149c8a4e63779b50c5268

116 ms

jwaropjz

jwaropjz

25 ms

frame.6bd02803.js

frame.6bd02803.js

28 ms

vendor.989ae25f.js

vendor.989ae25f.js

63 ms

Accessibility Review

leaderbits.io accessibility score

95

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.

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

leaderbits.io best practices score

83

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

leaderbits.io SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Leaderbits.io 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 Leaderbits.io 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

leaderbits.io

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