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stvisa.com screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

stvisa.com

Stvisa歌谱简谱网

Page Load Speed

458 ms in total

First Response

64 ms

Resources Loaded

259 ms

Page Rendered

135 ms

stvisa.com screenshot

About Website

Welcome to stvisa.com homepage info - get ready to check Stvisa best content right away, or after learning these important things about stvisa.com

Stvisa歌谱简谱网每天分享歌谱、简谱、曲谱、五线谱、乐谱，热门歌曲，经典歌谱简谱五线谱随意浏览观看及下载。

Visit stvisa.com

Key Findings

We analyzed Stvisa.com page load time and found that the first response time was 64 ms and then it took 394 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

stvisa.com performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

72/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.054

98/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

stvisa.com

64 ms

bootstrap.min.css

44 ms

font-awesome.min.css

31 ms

css

40 ms

jquery-ui.css

22 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 59% of them (16 requests) were addressed to the original Stvisa.com, 15% (4 requests) were made to Maxcdn.bootstrapcdn.com and 7% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (80 ms) relates to the external source Ajax.googleapis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 301.4 kB (23%)

Content Size

1.3 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stvisa.com main page is 1.3 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 907.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 19.5 kB

  • Original 24.0 kB
  • After minification 18.9 kB
  • After compression 4.5 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 5.2 kB, which is 22% 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 19.5 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 6.9 kB

  • Original 907.6 kB
  • After minification 900.7 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. Stvisa images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 75.9 kB

  • Original 149.8 kB
  • After minification 132.7 kB
  • After compression 73.8 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 75.9 kB or 51% of the original size.

CSS Optimization

-84%

Potential reduce by 199.1 kB

  • Original 238.1 kB
  • After minification 218.8 kB
  • After compression 39.0 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. Stvisa.com needs all CSS files to be minified and compressed as it can save up to 199.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (54%)

Requests Now

24

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stvisa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stvisa.com

stvisa.com

64 ms

bootstrap.min.css

bootstrap.min.css

44 ms

font-awesome.min.css

font-awesome.min.css

31 ms

css

css

40 ms

jquery-ui.css

jquery-ui.css

22 ms

animate.css

animate.css

18 ms

style.css

style.css

37 ms

jquery.min.js

jquery.min.js

80 ms

bootstrap.min.js

bootstrap.min.js

51 ms

jquery.validate.js

jquery.validate.js

72 ms

jquery-ui.js

jquery-ui.js

22 ms

jquery.easing.min.js

jquery.easing.min.js

28 ms

bootbox.js

bootbox.js

27 ms

wow.min.js

wow.min.js

27 ms

funciones.js

funciones.js

29 ms

ga.js

ga.js

47 ms

logo-uno-800.png

logo-uno-800.png

45 ms

iapa.png

iapa.png

28 ms

banner.jpg

banner.jpg

31 ms

1--2.jpg

1--2.jpg

30 ms

2-1.jpg

2-1.jpg

30 ms

3-1.jpg

3-1.jpg

28 ms

High-School.jpg

High-School.jpg

31 ms

6.jpg

6.jpg

32 ms

Roboto-Light-webfont.woff

Roboto-Light-webfont.woff

29 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

24 ms

__utm.gif

__utm.gif

13 ms

Accessibility Review

stvisa.com accessibility score

95

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.

Best Practices

stvisa.com best practices score

83

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

Page has valid source maps

SEO Factors

stvisa.com 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

    N/A

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stvisa.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Spanish. Our system also found out that Stvisa.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

stvisa.com

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