Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

mathportal.org

Free math calculators, formulas, lessons, math tests and homework help

Page Load Speed

1.7 sec in total

First Response

128 ms

Resources Loaded

1.2 sec

Page Rendered

297 ms

mathportal.org screenshot

About Website

Click here to check amazing Math Portal content for United States. Otherwise, check out these important facts you probably never knew about mathportal.org

Free math lessons, formulas, calculators and homework help, in calculus, algebra, analytic geometry and linear algebra.

Visit mathportal.org

Key Findings

We analyzed Mathportal.org page load time and found that the first response time was 128 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

mathportal.org performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value3,310 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.1 s

16/100

10%

Network Requests Diagram

mathportal.org

128 ms

www.mathportal.org

284 ms

css.css

42 ms

cssResponsive.css

78 ms

common.v4.js

188 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 43% of them (17 requests) were addressed to the original Mathportal.org, 13% (5 requests) were made to Pagead2.googlesyndication.com and 13% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (725 ms) belongs to the original domain Mathportal.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 139.0 kB (48%)

Content Size

286.7 kB

After Optimization

147.7 kB

In fact, the total size of Mathportal.org main page is 286.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 163.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 22.3 kB

  • Original 28.9 kB
  • After minification 27.0 kB
  • After compression 6.6 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 22.3 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 1.5 kB

  • Original 67.2 kB
  • After minification 65.6 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. Math Portal images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 93.7 kB

  • Original 163.7 kB
  • After minification 162.5 kB
  • After compression 70.0 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 93.7 kB or 57% of the original size.

CSS Optimization

-80%

Potential reduce by 21.5 kB

  • Original 26.9 kB
  • After minification 21.3 kB
  • After compression 5.4 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. Mathportal.org needs all CSS files to be minified and compressed as it can save up to 21.5 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (51%)

Requests Now

37

After Optimization

18

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math Portal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

mathportal.org accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Internationalization and localization

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

Impact

Issue

High

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

mathportal.org 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

SEO Factors

mathportal.org SEO score

100

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathportal.org 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 Mathportal.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 Math Portal. 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: