Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

sieurao247.com

名侦探柯南

Page Load Speed

10 sec in total

First Response

772 ms

Resources Loaded

8.5 sec

Page Rendered

661 ms

sieurao247.com screenshot

About Website

Click here to check amazing Sieurao 247 content for Vietnam. Otherwise, check out these important facts you probably never knew about sieurao247.com

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Key Findings

We analyzed Sieurao247.com page load time and found that the first response time was 772 ms and then it took 9.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

sieurao247.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.204

61/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

sieurao247.com

772 ms

rongbayz.com

3782 ms

home.css

462 ms

list.css

468 ms

header.css

474 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Sieurao247.com, 87% (71 requests) were made to Rongbayz.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.8 sec) relates to the external source Rongbayz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 372.5 kB (50%)

Content Size

738.9 kB

After Optimization

366.4 kB

In fact, the total size of Sieurao247.com main page is 738.9 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. 45% of websites need less resources to load. Images take 293.1 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 177.6 kB

  • Original 195.4 kB
  • After minification 120.1 kB
  • After compression 17.8 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 75.3 kB, which is 39% 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 177.6 kB or 91% of the original size.

Image Optimization

-5%

Potential reduce by 14.1 kB

  • Original 293.1 kB
  • After minification 279.0 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. Sieurao 247 images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 38.9 kB

  • Original 82.5 kB
  • After minification 82.5 kB
  • After compression 43.6 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 38.9 kB or 47% of the original size.

CSS Optimization

-85%

Potential reduce by 141.9 kB

  • Original 167.9 kB
  • After minification 167.6 kB
  • After compression 26.0 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. Sieurao247.com needs all CSS files to be minified and compressed as it can save up to 141.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (14%)

Requests Now

78

After Optimization

67

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sieurao 247. 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 from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sieurao247.com accessibility score

69

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

ARIA input fields do not have accessible names

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

sieurao247.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

sieurao247.com SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    ZH

  • Language Claimed

    VN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sieurao247.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed language. Our system also found out that Sieurao247.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

Open Graph data is detected on the main page of Sieurao 247. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: