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Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 40

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

lab4ccie.com

CCIE Lab Workbook - JNCIE, VCIX6, HCIE, CCIE Lab Dumps from Lab4ccie.com

Page Load Speed

9.6 sec in total

First Response

1.6 sec

Resources Loaded

7.6 sec

Page Rendered

416 ms

lab4ccie.com screenshot

About Website

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Key Findings

We analyzed Lab4ccie.com page load time and found that the first response time was 1.6 sec and then it took 8.1 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

lab4ccie.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value16.9 s

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

lab4ccie.com

1550 ms

lab4ccie.com

4897 ms

bootstrap.min.css

117 ms

font-awesome.min.css

104 ms

animate.min.css

122 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 57% of them (35 requests) were addressed to the original Lab4ccie.com, 21% (13 requests) were made to Embed.tawk.to and 8% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain Lab4ccie.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (59%)

Content Size

2.8 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lab4ccie.com main page is 2.8 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. 65% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 47.6 kB

  • Original 53.8 kB
  • After minification 34.8 kB
  • After compression 6.3 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 19.0 kB, which is 35% 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 47.6 kB or 88% of the original size.

Image Optimization

-37%

Potential reduce by 382.5 kB

  • Original 1.0 MB
  • After minification 644.6 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, Lab4ccie needs image optimization as it can save up to 382.5 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 699.3 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 437.1 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 699.3 kB or 62% of the original size.

CSS Optimization

-88%

Potential reduce by 548.0 kB

  • Original 620.6 kB
  • After minification 442.4 kB
  • After compression 72.6 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. Lab4ccie.com needs all CSS files to be minified and compressed as it can save up to 548.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (81%)

Requests Now

52

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lab4ccie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lab4ccie.com

lab4ccie.com

1550 ms

lab4ccie.com

lab4ccie.com

4897 ms

bootstrap.min.css

bootstrap.min.css

117 ms

font-awesome.min.css

font-awesome.min.css

104 ms

animate.min.css

animate.min.css

122 ms

owl.carousel.css

owl.carousel.css

96 ms

magnific-popup.css

magnific-popup.css

105 ms

theme-base.css

theme-base.css

188 ms

theme-elements.css

theme-elements.css

194 ms

responsive.css

responsive.css

128 ms

blue-dark.css

blue-dark.css

127 ms

css

css

21 ms

settings.css

settings.css

142 ms

rs-plugin-styles.css

rs-plugin-styles.css

138 ms

jquery-ui.min.css

jquery-ui.min.css

149 ms

custom.css

custom.css

146 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

179 ms

plugins-compressed.js

plugins-compressed.js

209 ms

sweetalert.css

sweetalert.css

126 ms

sweetalert.min.js

sweetalert.min.js

124 ms

counter.js

counter.js

37 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

286 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

210 ms

revolution.extension.video.min.js

revolution.extension.video.min.js

211 ms

revolution.extension.slideanims.min.js

revolution.extension.slideanims.min.js

287 ms

revolution.extension.actions.min.js

revolution.extension.actions.min.js

287 ms

revolution.extension.layeranimation.min.js

revolution.extension.layeranimation.min.js

287 ms

revolution.extension.navigation.min.js

revolution.extension.navigation.min.js

286 ms

theme-functions.js

theme-functions.js

287 ms

jquery-ui.min.js

jquery-ui.min.js

289 ms

custom.js

custom.js

288 ms

Lab4ccieChatScript.js

Lab4ccieChatScript.js

287 ms

Lab4ccie_Logo.png

Lab4ccie_Logo.png

752 ms

Lab4ccie_SlideImage1.jpg

Lab4ccie_SlideImage1.jpg

781 ms

Lab4ccie_BookImage.png

Lab4ccie_BookImage.png

778 ms

14.jpg

14.jpg

83 ms

overlay-pattern-1.png

overlay-pattern-1.png

82 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

79 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

79 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

80 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

81 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

81 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

96 ms

t.php

t.php

92 ms

grid.svg

grid.svg

25 ms

1h0f1u9i4

1h0f1u9i4

152 ms

counter.js

counter.js

26 ms

t.php

t.php

80 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

42 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

172 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

173 ms

twk-event-polyfill.js

twk-event-polyfill.js

173 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

173 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

172 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

75 ms

twk-main.js

twk-main.js

82 ms

twk-vendor.js

twk-vendor.js

95 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

107 ms

twk-chunk-common.js

twk-chunk-common.js

123 ms

twk-runtime.js

twk-runtime.js

130 ms

twk-app.js

twk-app.js

170 ms

Accessibility Review

lab4ccie.com accessibility score

40

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

Image elements do not have [alt] attributes

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

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

lab4ccie.com best practices score

67

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

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lab4ccie.com SEO score

80

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Lab4ccie.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 Lab4ccie.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

lab4ccie.com

Open Graph description is not detected on the main page of Lab4ccie. 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: