Access ulearn.io. uLearn – Online Proctoring Solution

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value720 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.268

46/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

ulearn.io

13 ms

ulearn.io

16 ms

main.js

7 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Ulearn.io and no external sources were called. The less responsive or slowest element that took the longest time to load (16 ms) belongs to the original domain Ulearn.io.

Content Size

375.8 kB

After Optimization

89.1 kB

In fact, the total size of Ulearn.io main page is 375.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 375.0 kB which makes up the majority of the site volume.

HTML Optimization

-42%

Potential reduce by 351 B

Original 839 B
After minification 839 B
After compression 488 B

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 351 B or 42% of the original size.

JavaScript Optimization

-76%

Potential reduce by 286.4 kB

Original 375.0 kB
After minification 375.0 kB
After compression 88.6 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 286.4 kB or 76% of the original size.

Requests Now

After Optimization

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ULearn. According to our analytics all requests are already optimized.

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

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ulearn.io 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 Ulearn.io 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

ulearn.io

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