Access altsnk.com. スニーカー発売情報 Alternate Sneakers|オルタネイトスニーカーズ|オルスニ

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

altsnk.com

1053 ms

jquery.min.js

1267 ms

jquery.mobile.customized.min.js

641 ms

camera4.min.js

1004 ms

jquery.easing.1.3.js

531 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 94% of them (66 requests) were addressed to the original Altsnk.com, 4% (3 requests) were made to Platform.twitter.com and 1% (1 request) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Altsnk.com.

Content Size

712.5 kB

After Optimization

492.0 kB

In fact, the total size of Altsnk.com main page is 712.5 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 493.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.1 kB

Original 30.7 kB
After minification 29.5 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 24.1 kB or 78% of the original size.

Image Optimization

-12%

Potential reduce by 60.3 kB

Original 493.6 kB
After minification 433.3 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, Altsnk needs image optimization as it can save up to 60.3 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 110.6 kB

Original 160.0 kB
After minification 155.3 kB
After compression 49.4 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 110.6 kB or 69% of the original size.

CSS Optimization

-91%

Potential reduce by 25.5 kB

Original 28.2 kB
After minification 23.6 kB
After compression 2.6 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. Altsnk.com needs all CSS files to be minified and compressed as it can save up to 25.5 kB or 91% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Altsnk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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 Altsnk.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 Altsnk.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

altsnk.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

スニーカー 発売情報 Alternate Sneakers|オルタネイトスニーカーズ|オルスニ

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

altsnk.com

jquery.min.js

jquery.mobile.customized.min.js

camera4.min.js

jquery.easing.1.3.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

altsnk.com

jquery.min.js

jquery.mobile.customized.min.js

camera4.min.js

jquery.easing.1.3.js

camera4.css

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スニーカー発売情報 Alternate Sneakers|オルタネイトスニーカーズ|オルスニ