Access mathonweb.com. MathOnWeb.com

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

mathonweb.com

138 ms

mathonweb.css

19 ms

spiral%20galaxy.jpg

78 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 Mathonweb.com and no external sources were called. The less responsive or slowest element that took the longest time to load (138 ms) belongs to the original domain Mathonweb.com.

Content Size

201.3 kB

After Optimization

155.0 kB

In fact, the total size of Mathonweb.com main page is 201.3 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. Images take 189.1 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 3.2 kB

Original 5.1 kB
After minification 4.6 kB
After compression 1.9 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 3.2 kB or 62% of the original size.

Image Optimization

-19%

Potential reduce by 36.7 kB

Original 189.1 kB
After minification 152.4 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. Obviously, Math On Web needs image optimization as it can save up to 36.7 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-91%

Potential reduce by 6.4 kB

Original 7.0 kB
After minification 1.6 kB
After compression 658 B

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. Mathonweb.com needs all CSS files to be minified and compressed as it can save up to 6.4 kB or 91% of the original size.

Requests Now

After Optimization

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math On Web. 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 the interpretation of your content by users in different locales.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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 Mathonweb.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 Mathonweb.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

mathonweb.com

Open Graph description is not detected on the main page of Math On Web. 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: