Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

worldhistoryproject.org

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Page Load Speed

2.1 sec in total

First Response

78 ms

Resources Loaded

1.3 sec

Page Rendered

758 ms

About Website

Visit worldhistoryproject.org now to see the best up-to-date Worldhistoryproject content for United States and also check out these interesting facts you probably never knew about worldhistoryproject.org

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Visit worldhistoryproject.org

Key Findings

We analyzed Worldhistoryproject.org page load time and found that the first response time was 78 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

worldhistoryproject.org performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

Network Requests Diagram

worldhistoryproject.org

78 ms

dme6rry.js

219 ms

application-e3a8c5f9d80621d4e61cb380631f7394.css

13 ms

application-0566ac8ec2ebd176fafa060a08d21924.js

21 ms

loader.js

82 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Worldhistoryproject.org, 73% (65 requests) were made to D3v93rzqvnwm3k.cloudfront.net and 13% (12 requests) were made to Images.taboola.com. The less responsive or slowest element that took the longest time to load (452 ms) relates to the external source Images.taboola.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 458.8 kB (6%)

Content Size

7.1 MB

After Optimization

6.7 MB

In fact, the total size of Worldhistoryproject.org main page is 7.1 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 6.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 106.1 kB

  • Original 124.6 kB
  • After minification 117.4 kB
  • After compression 18.5 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 106.1 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 83.7 kB

  • Original 6.6 MB
  • After minification 6.5 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. Worldhistoryproject images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 149.2 kB

  • Original 241.9 kB
  • After minification 241.9 kB
  • After compression 92.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 149.2 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 119.8 kB

  • Original 143.6 kB
  • After minification 142.5 kB
  • After compression 23.8 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. Worldhistoryproject.org needs all CSS files to be minified and compressed as it can save up to 119.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (7%)

Requests Now

88

After Optimization

82

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Worldhistoryproject. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

worldhistoryproject.org accessibility score

85

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

Image elements do not have [alt] attributes

Best Practices

worldhistoryproject.org 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

worldhistoryproject.org SEO score

91

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

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

    ID

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Worldhistoryproject.org can be misinterpreted by Google and other search engines. Our service has detected that is used on the page, and it does not match the claimed English language. Our system also found out that Worldhistoryproject.org 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 Worldhistoryproject. 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: