Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 0

    Best Practices

  • 70

    SEO

    Google-friendlier than
    30% of websites

ieee-ras.org

Home - IEEE Robotics and Automation Society

Page Load Speed

2.5 sec in total

First Response

28 ms

Resources Loaded

2.3 sec

Page Rendered

262 ms

ieee-ras.org screenshot

About Website

Welcome to ieee-ras.org homepage info - get ready to check IEEE Ras best content for United States right away, or after learning these important things about ieee-ras.org

Focus is on both applied and theoretical issues in robotics and automation. Robotics is here defined to include intelligent machines and systems; whereas automation includes the use of automated metho...

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Key Findings

We analyzed Ieee-ras.org page load time and found that the first response time was 28 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

ieee-ras.org performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value40.4 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.099

90/100

15%

TTI (Time to Interactive)

Value6.0 s

64/100

10%

Network Requests Diagram

ieee-ras.org

28 ms

www.ieee-ras.org

1407 ms

osano.js

245 ms

ieee-cookie-banner.css

92 ms

style.css

9 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 91% of them (53 requests) were addressed to the original Ieee-ras.org, 3% (2 requests) were made to Spectrum.ieee.org and 2% (1 request) were made to Cmp.osano.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Ieee-ras.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (13%)

Content Size

8.7 MB

After Optimization

7.6 MB

In fact, the total size of Ieee-ras.org main page is 8.7 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 8.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 53.3 kB

  • Original 66.5 kB
  • After minification 61.4 kB
  • After compression 13.1 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. 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 53.3 kB or 80% of the original size.

Image Optimization

-12%

Potential reduce by 1.0 MB

  • Original 8.6 MB
  • After minification 7.6 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. Obviously, IEEE Ras needs image optimization as it can save up to 1.0 MB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 663 B

  • Original 56.4 kB
  • After minification 56.4 kB
  • After compression 55.8 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

-12%

Potential reduce by 266 B

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 1.9 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. Ieee-ras.org needs all CSS files to be minified and compressed as it can save up to 266 B or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (26%)

Requests Now

54

After Optimization

40

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IEEE Ras. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ieee-ras.org accessibility score

91

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

SEO Factors

ieee-ras.org SEO score

70

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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 Ieee-ras.org 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 Ieee-ras.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 IEEE Ras. 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: