Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

nnn666.com

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Page Load Speed

81.7 sec in total

First Response

5.1 sec

Resources Loaded

73.8 sec

Page Rendered

2.7 sec

nnn666.com screenshot

About Website

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Key Findings

We analyzed Nnn666.com page load time and found that the first response time was 5.1 sec and then it took 76.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 16 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nnn666.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.0 s

33/100

10%

Network Requests Diagram

nnn666.com

5112 ms

www.nnn666.com

13144 ms

index.css

2118 ms

jquery-hdp.js

13035 ms

tbs.js

848 ms

Our browser made a total of 179 requests to load all elements on the main page. We found that 87% of them (155 requests) were addressed to the original Nnn666.com, 3% (6 requests) were made to Hb.crm2.qq.com and 2% (3 requests) were made to Combo.b.qq.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Nnn666.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 110.0 kB (26%)

Content Size

418.4 kB

After Optimization

308.4 kB

In fact, the total size of Nnn666.com main page is 418.4 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. 35% of websites need less resources to load. Images take 243.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 59.4 kB

  • Original 75.1 kB
  • After minification 68.9 kB
  • After compression 15.7 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 59.4 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 19.3 kB

  • Original 243.5 kB
  • After minification 224.2 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. Nnn 666 images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 22.2 kB

  • Original 88.1 kB
  • After minification 88.1 kB
  • After compression 65.8 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 22.2 kB or 25% of the original size.

CSS Optimization

-77%

Potential reduce by 9.1 kB

  • Original 11.7 kB
  • After minification 10.4 kB
  • After compression 2.7 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. Nnn666.com needs all CSS files to be minified and compressed as it can save up to 9.1 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 77 (48%)

Requests Now

160

After Optimization

83

The browser has sent 160 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nnn 666. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nnn666.com accessibility score

53

Accessibility Issues

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

nnn666.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

nnn666.com SEO score

79

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

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nnn666.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Nnn666.com main page’s claimed encoding is gb2312. 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 Nnn 666. 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: