Access guitarzero2hero.com. GuitarZero2Hero - FREE Tutorials: Learn How To Play The Guitar

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value4,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

guitarzero2hero.com

42 ms

guitarzero2hero.com

89 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Guitarzero2hero.com and no external sources were called. The less responsive or slowest element that took the longest time to load (89 ms) belongs to the original domain Guitarzero2hero.com.

Content Size

1.1 MB

After Optimization

1.0 MB

In fact, the total size of Guitarzero2hero.com main page is 1.1 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 734.0 kB which makes up the majority of the site volume.

HTML Optimization

-25%

Potential reduce by 45 B

Original 183 B
After minification 156 B
After compression 138 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. This page needs HTML code to be minified as it can gain 27 B, which is 15% 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 45 B or 25% of the original size.

Image Optimization

-1%

Potential reduce by 6.5 kB

Original 734.0 kB
After minification 727.4 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. Guitar Zero2 Hero images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 126.8 kB

Original 192.6 kB
After minification 192.6 kB
After compression 65.9 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 126.8 kB or 66% of the original size.

CSS Optimization

-3%

Potential reduce by 5.7 kB

Original 214.3 kB
After minification 214.3 kB
After compression 208.6 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. Guitarzero2hero.com has all CSS files already compressed.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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 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>).

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

High

robots.txt is not valid

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

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guitarzero2hero.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 Guitarzero2hero.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Guitar Zero2 Hero. 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: