Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

archive.endurancerobots.com

Rent a High-Tech Laboratory for Scientific Research | Top Lab Rental Services

Page Load Speed

3.8 sec in total

First Response

357 ms

Resources Loaded

3.1 sec

Page Rendered

375 ms

archive.endurancerobots.com screenshot

About Website

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Key Findings

We analyzed Archive.endurancerobots.com page load time and found that the first response time was 357 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

archive.endurancerobots.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value2,370 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value26.1 s

0/100

10%

Network Requests Diagram

357 ms

A.site.css,,qupdate==20240310+bootstrap,,_bootstrap.css+tables-styles.css+styles.css,,q1,Mcc.t35tzAbwbl.css.pagespeed.cf.pQKSCFNhgJ.css

371 ms

device.min.js.pagespeed.jm.lQxVYSPdBI.js

277 ms

jquery.min.js

734 ms

bootstrap.min.js+storage.js+jquery-plugin,_jquery.jqfeChangeClassEvent.js+jquery-plugin,_jquery.jqfeScrollTo.js.pagespeed.jc.Wc0auVn2Z-.js

268 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 46% of them (26 requests) were addressed to the original Archive.endurancerobots.com, 11% (6 requests) were made to Youtube.com and 5% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Archive.endurancerobots.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 419.2 kB (30%)

Content Size

1.4 MB

After Optimization

976.2 kB

In fact, the total size of Archive.endurancerobots.com main page is 1.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 882.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 46.3 kB

  • Original 62.3 kB
  • After minification 58.8 kB
  • After compression 16.0 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 46.3 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 358.8 kB
  • After minification 358.8 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. Archive Endurancerobots images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 359.0 kB

  • Original 882.4 kB
  • After minification 882.4 kB
  • After compression 523.3 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 359.0 kB or 41% of the original size.

CSS Optimization

-15%

Potential reduce by 13.8 kB

  • Original 91.8 kB
  • After minification 88.2 kB
  • After compression 78.0 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. Archive.endurancerobots.com needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (61%)

Requests Now

46

After Optimization

18

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Archive Endurancerobots. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

archive.endurancerobots.com accessibility score

70

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

archive.endurancerobots.com best practices score

75

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

SEO Factors

archive.endurancerobots.com SEO score

79

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

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    RU

  • Encoding

    UTF-8

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

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