Tools & Wizards About Us
onlineschool.bookmarking.site screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

onlineschool.bookmarking.site

Quality Dofollow Social Bookmarking Sites List 2021

Page Load Speed

2.7 sec in total

First Response

547 ms

Resources Loaded

2 sec

Page Rendered

208 ms

onlineschool.bookmarking.site screenshot

About Website

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Key Findings

We analyzed Onlineschool.bookmarking.site page load time and found that the first response time was 547 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

onlineschool.bookmarking.site performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value1,220 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

onlineschool.bookmarking.site

547 ms

bootstrap.no-icons.min.css

264 ms

bootstrap-theme.min.css

169 ms

font-awesome.min.css

175 ms

jquery.pnotify.css

20 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 53% of them (17 requests) were addressed to the original Onlineschool.bookmarking.site, 16% (5 requests) were made to Google-analytics.com and 13% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.2 kB (36%)

Content Size

273.5 kB

After Optimization

176.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Onlineschool.bookmarking.site main page is 273.5 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. 35% of websites need less resources to load. Javascripts take 136.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 79.2 kB

  • Original 93.4 kB
  • After minification 73.9 kB
  • After compression 14.1 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 19.5 kB, which is 21% 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 79.2 kB or 85% of the original size.

Image Optimization

-14%

Potential reduce by 669 B

  • Original 4.6 kB
  • After minification 4.0 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, Onlineschool Bookmarking needs image optimization as it can save up to 669 B or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 6.4 kB

  • Original 136.2 kB
  • After minification 136.2 kB
  • After compression 129.8 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

-28%

Potential reduce by 10.9 kB

  • Original 39.3 kB
  • After minification 39.3 kB
  • After compression 28.5 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. Onlineschool.bookmarking.site needs all CSS files to be minified and compressed as it can save up to 10.9 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (66%)

Requests Now

29

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Onlineschool Bookmarking. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

onlineschool.bookmarking.site

onlineschool.bookmarking.site

547 ms

bootstrap.no-icons.min.css

bootstrap.no-icons.min.css

264 ms

bootstrap-theme.min.css

bootstrap-theme.min.css

169 ms

font-awesome.min.css

font-awesome.min.css

175 ms

jquery.pnotify.css

jquery.pnotify.css

20 ms

style.css

style.css

166 ms

modernizr.js

modernizr.js

175 ms

jquery.min.js

jquery.min.js

25 ms

custom.js

custom.js

225 ms

js

js

82 ms

email-decode.min.js

email-decode.min.js

169 ms

snippet.js

snippet.js

26 ms

jquery-ui.min.js

jquery-ui.min.js

6 ms

jquery-ui.css

jquery-ui.css

10 ms

registration_verify.js

registration_verify.js

331 ms

bootstrap.min.js

bootstrap.min.js

332 ms

bootstrap-fileupload.js

bootstrap-fileupload.js

331 ms

jquery.pnotify.min.js

jquery.pnotify.min.js

331 ms

my-style.css

my-style.css

76 ms

analytics.js

analytics.js

39 ms

gtm.js

gtm.js

40 ms

Avatar_32.png

Avatar_32.png

184 ms

245128_32.jpg

245128_32.jpg

161 ms

gtm.js

gtm.js

88 ms

js

js

1124 ms

collect

collect

67 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

300 ms

collect

collect

38 ms

collect

collect

7 ms

collect

collect

12 ms

collect

collect

11 ms

collect

collect

29 ms

Accessibility Review

onlineschool.bookmarking.site accessibility score

84

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

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

onlineschool.bookmarking.site 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

onlineschool.bookmarking.site SEO score

91

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 doesn't use 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 Onlineschool.bookmarking.site 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 Onlineschool.bookmarking.site 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

onlineschool.bookmarking.site

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