Access tac-sky.ko.aliexpress.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value4,840 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.67

8/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

tac-sky.ko.aliexpress.com

703 ms

1101292345

323 ms

25 ms

next.min.css

126 ms

index.css

100 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Tac-sky.ko.aliexpress.com, 25% (31 requests) were made to Assets.alicdn.com and 22% (28 requests) were made to Ae01.alicdn.com. The less responsive or slowest element that took the longest time to load (9.2 sec) relates to the external source Fourier.taobao.com.

Content Size

2.7 MB

After Optimization

1.4 MB

In fact, the total size of Tac-sky.ko.aliexpress.com main page is 2.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 258.8 kB

Original 336.3 kB
After minification 329.9 kB
After compression 77.5 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. 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 258.8 kB or 77% of the original size.

Image Optimization

-37%

Potential reduce by 7.7 kB

Original 20.9 kB
After minification 13.2 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, Tac Sky Ko Aliexpress needs image optimization as it can save up to 7.7 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 969.2 kB

Original 2.1 MB
After minification 2.1 MB
After compression 1.1 MB

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 969.2 kB or 46% of the original size.

CSS Optimization

-45%

Potential reduce by 123.4 kB

Original 272.6 kB
After minification 272.5 kB
After compression 149.2 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. Tac-sky.ko.aliexpress.com needs all CSS files to be minified and compressed as it can save up to 123.4 kB or 45% of the original size.

Requests Now

115

After Optimization

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tac Sky Ko Aliexpress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 6 to 1 for CSS 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

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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 doesn't use legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tac-sky.ko.aliexpress.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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Tac-sky.ko.aliexpress.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

tac-sky.ko.aliexpress.com

Open Graph description is not detected on the main page of Tac Sky Ko Aliexpress. 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

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

tac-sky.ko.aliexpress.com

1101292345

next.min.css

index.css

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

tac-sky.ko.aliexpress.com

1101292345

next.min.css

index.css

index.js

index.js

index.js

ae-header.css

ae-header.js

index.css

index.js

_cross_page_loader_.js

register.js

index.js

index.web.cmd.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

index.web.js

gep-tracker.js

gep-sdk.js

epssw.js

10x10.png

240x168.png

65x70.gif

20x20.png

et_n.js

index.js

rp

wcfg.json

eg.js

renderPageData.htm

mem8YaGs126MiZpBA-U1UQ.woff

open-sans.006320aa.woff

mem5YaGs126MiZpBA-UNirk-Vg.woff

mem5YaGs126MiZpBA-UN7rg-Vg.woff

H907757fdad184e31a1b58bd6507666deo.png