Tools & Wizards About Us

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

nnfhm.com

南宁防火门，钢质防火门，木质防火门，南宁木质防火门，甲级防火门，南宁防火卷帘门,防火玻璃门-南宁坤泰科技有限公司

Page Load Speed

54.3 sec in total

First Response

1.2 sec

Resources Loaded

53 sec

Page Rendered

175 ms

About Website

Visit nnfhm.com now to see the best up-to-date Nnfhm content and also check out these interesting facts you probably never knew about nnfhm.com

南宁坤泰科技有限公司，是南宁大型的防火门厂家，为你提供南宁防火门,南宁钢质防火门，南宁防火卷帘门，南宁木质防火门，钢质防火门,消防防火门,防火玻璃门，木质防火门,甲级防火门，防火金属门,防火卷帘，防火卷帘门，玻璃防火门等最好的防火门.坤泰科技，始终只提供最优质防火门,南宁防火门生产厂家中的领跑者。

Visit nnfhm.com

Key Findings

We analyzed Nnfhm.com page load time and found that the first response time was 1.2 sec and then it took 53.1 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nnfhm.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value13.9 s

1/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

nnfhm.com

1216 ms

metinfo.css

288 ms

public.js

481 ms

reset.css

482 ms

metinfo-min.js

499 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 37% of them (39 requests) were addressed to the original Nnfhm.com, 43% (46 requests) were made to T1.mcp.cn and 9% (10 requests) were made to V1.jiathis.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source T1.mcp.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 230.5 kB (34%)

Content Size

672.2 kB

After Optimization

441.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nnfhm.com main page is 672.2 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 408.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 48.9 kB

  • Original 60.2 kB
  • After minification 60.0 kB
  • After compression 11.3 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 48.9 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 42.8 kB

  • Original 408.6 kB
  • After minification 365.7 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. Nnfhm images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 75.8 kB

  • Original 131.0 kB
  • After minification 128.7 kB
  • After compression 55.2 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 75.8 kB or 58% of the original size.

CSS Optimization

-87%

Potential reduce by 63.0 kB

  • Original 72.5 kB
  • After minification 65.9 kB
  • After compression 9.5 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. Nnfhm.com needs all CSS files to be minified and compressed as it can save up to 63.0 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (51%)

Requests Now

63

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nnfhm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nnfhm.com accessibility score

46

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.

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

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

nnfhm.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nnfhm.com SEO score

58

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nnfhm.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 Nnfhm.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 description is not detected on the main page of Nnfhm. 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: