Report Summary

  • 79

    Performance

    Renders faster than
    86% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 77

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

maxima.sourceforge.jp

Project Web of Maxima日本語ドキュメント on OSDN Web space

Page Load Speed

8 sec in total

First Response

955 ms

Resources Loaded

6.9 sec

Page Rendered

113 ms

maxima.sourceforge.jp screenshot

About Website

Visit maxima.sourceforge.jp now to see the best up-to-date Maxima Sourceforge content for Russia and also check out these interesting facts you probably never knew about maxima.sourceforge.jp

Visit maxima.sourceforge.jp

Key Findings

We analyzed Maxima.sourceforge.jp page load time and found that the first response time was 955 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

maxima.sourceforge.jp performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

maxima.sourceforge.jp

955 ms

maxima.osdn.jp

983 ms

sfx.net.css

485 ms

sf.jp.theme.css

632 ms

ticket.css

493 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Maxima.sourceforge.jp, 28% (10 requests) were made to Static.osdn.jp and 17% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Tags.mathtag.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.7 kB (20%)

Content Size

101.5 kB

After Optimization

80.8 kB

In fact, the total size of Maxima.sourceforge.jp main page is 101.5 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. 25% of websites need less resources to load. Images take 57.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 11.1 kB

  • Original 15.0 kB
  • After minification 14.3 kB
  • After compression 3.9 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 11.1 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 57.9 kB
  • After minification 57.9 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. Maxima Sourceforge images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 9.6 kB

  • Original 28.6 kB
  • After minification 28.4 kB
  • After compression 19.0 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 9.6 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (59%)

Requests Now

34

After Optimization

14

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Maxima Sourceforge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

maxima.sourceforge.jp accessibility score

90

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

Best Practices

maxima.sourceforge.jp best practices score

77

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

maxima.sourceforge.jp SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Maxima.sourceforge.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Maxima.sourceforge.jp 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 Maxima Sourceforge. 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: