Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

Page Load Speed

2.2 sec in total

First Response

913 ms

Resources Loaded

1.2 sec

Page Rendered

120 ms

nikestore.vn screenshot

About Website

Visit nikestore.vn now to see the best up-to-date Nikestore content for Vietnam and also check out these interesting facts you probably never knew about nikestore.vn

Visit nikestore.vn

Key Findings

We analyzed Nikestore.vn page load time and found that the first response time was 913 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

nikestore.vn performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value3,480 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.197

63/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

nikestore.vn

913 ms

firewall.php

279 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 Nikestore.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (913 ms) belongs to the original domain Nikestore.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 42 B (15%)

Content Size

280 B

After Optimization

238 B

In fact, the total size of Nikestore.vn main page is 280 B. 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. HTML takes 280 B which makes up the majority of the site volume.

HTML Optimization

-15%

Potential reduce by 42 B

  • Original 280 B
  • After minification 279 B
  • After compression 238 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. 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 42 B or 15% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

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

Accessibility Review

nikestore.vn accessibility score

79

Accessibility Issues

ARIA

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.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

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

High

Some elements have a [tabindex] value greater than 0

Best Practices

nikestore.vn best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

nikestore.vn SEO score

99

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

High

Tap targets are not sized appropriately

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 Nikestore.vn 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 Nikestore.vn 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 Nikestore. 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: