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29

Performance

Renders faster than
49% of other websites
62

Accessibility

Visual factors better than
that of 28% of websites
58

Best Practices

More advanced features
available than in
20% of websites
84

SEO

Google-friendlier than
52% of websites

First Response

664 ms

Resources Loaded

2.4 sec

Page Rendered

374 ms

iuoe542.com screenshot

About Website

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Key Findings

We analyzed Iuoe542.com page load time and found that the first response time was 664 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

www.iuoe542.com

664 ms

cfform.js

232 ms

masks.js

306 ms

tundra.css

36 ms

adminsite.css

334 ms

Our browser made a total of 179 requests to load all elements on the main page. We found that 22% of them (39 requests) were addressed to the original Iuoe542.com, 62% (111 requests) were made to Ajax.googleapis.com and 6% (11 requests) were made to Snapwidget.com. The less responsive or slowest element that took the longest time to load (896 ms) belongs to the original domain Iuoe542.com.

Content Size

3.3 MB

After Optimization

1.4 MB

In fact, the total size of Iuoe542.com main page is 3.3 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. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 121.9 kB

Original 140.7 kB
After minification 116.2 kB
After compression 18.8 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 24.5 kB, which is 17% 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 121.9 kB or 87% of the original size.

Image Optimization

-56%

Potential reduce by 1.5 MB

Original 2.6 MB
After minification 1.2 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, IUOE 542 needs image optimization as it can save up to 1.5 MB or 56% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-50%

Potential reduce by 161.0 kB

Original 320.9 kB
After minification 314.0 kB
After compression 159.9 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 161.0 kB or 50% of the original size.

CSS Optimization

-88%

Potential reduce by 166.3 kB

Original 189.7 kB
After minification 149.8 kB
After compression 23.5 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. Iuoe542.com needs all CSS files to be minified and compressed as it can save up to 166.3 kB or 88% of the original size.

Requests Now

173

After Optimization

34

The browser has sent 173 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IUOE 542. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 123 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

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.

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

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iuoe542.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Iuoe542.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

iuoe542.com

Open Graph description is not detected on the main page of IUOE 542. 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: