Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

bitboot.camp

Master the skills needed for Data Science in Just 8 Weeks

Page Load Speed

683 ms in total

First Response

55 ms

Resources Loaded

428 ms

Page Rendered

200 ms

bitboot.camp screenshot

About Website

Click here to check amazing Bitboot content. Otherwise, check out these important facts you probably never knew about bitboot.camp

At BitBootcamp, we train the next generation of Data Scientist.

Visit bitboot.camp

Key Findings

We analyzed Bitboot.camp page load time and found that the first response time was 55 ms and then it took 628 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

bitboot.camp performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value19.0 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.305

38/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

bitboot.camp

55 ms

css

21 ms

bootstrap.css

45 ms

font-awesome.css

20 ms

simple-line-icons.css

15 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 88% of them (57 requests) were addressed to the original Bitboot.camp, 8% (5 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (218 ms) belongs to the original domain Bitboot.camp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (49%)

Content Size

2.7 MB

After Optimization

1.4 MB

In fact, the total size of Bitboot.camp main page is 2.7 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. 70% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 29.0 kB

  • Original 33.8 kB
  • After minification 19.7 kB
  • After compression 4.8 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 14.1 kB, which is 42% 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 29.0 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 33.2 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Bitboot images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 640.7 kB

  • Original 859.1 kB
  • After minification 698.9 kB
  • After compression 218.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 640.7 kB or 75% of the original size.

CSS Optimization

-87%

Potential reduce by 633.2 kB

  • Original 725.1 kB
  • After minification 613.7 kB
  • After compression 91.9 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. Bitboot.camp needs all CSS files to be minified and compressed as it can save up to 633.2 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (84%)

Requests Now

57

After Optimization

9

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bitboot. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bitboot.camp accessibility score

65

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bitboot.camp best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bitboot.camp SEO score

99

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bitboot.camp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bitboot.camp 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

Open Graph description is not detected on the main page of Bitboot. 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: