Tools & Wizards About Us
luofusafetyvalve.com screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

luofusafetyvalve.com

Luofu Valve Group Co., Ltd.

Page Load Speed

8.6 sec in total

First Response

596 ms

Resources Loaded

7.4 sec

Page Rendered

611 ms

luofusafetyvalve.com screenshot

About Website

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

Luofu Valve Group Co., Ltd.

Visit luofusafetyvalve.com

Key Findings

We analyzed Luofusafetyvalve.com page load time and found that the first response time was 596 ms and then it took 8 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

luofusafetyvalve.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

luofusafetyvalve.com

596 ms

extend.css

109 ms

index.css

148 ms

extend.js

570 ms

svg-inject.min.js

153 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that all of those requests were addressed to Luofusafetyvalve.com and no external sources were called. The less responsive or slowest element that took the longest time to load (6.2 sec) belongs to the original domain Luofusafetyvalve.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 202.7 kB (5%)

Content Size

4.3 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Luofusafetyvalve.com main page is 4.3 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. 50% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 50.7 kB

  • Original 59.6 kB
  • After minification 44.5 kB
  • After compression 8.9 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 15.1 kB, which is 25% 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 50.7 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 58.3 kB

  • Original 3.9 MB
  • After minification 3.8 MB

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. Luofu Safety Valve images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 80.5 kB

  • Original 323.2 kB
  • After minification 323.2 kB
  • After compression 242.7 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 80.5 kB or 25% of the original size.

CSS Optimization

-39%

Potential reduce by 13.2 kB

  • Original 33.9 kB
  • After minification 33.9 kB
  • After compression 20.7 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. Luofusafetyvalve.com needs all CSS files to be minified and compressed as it can save up to 13.2 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (30%)

Requests Now

47

After Optimization

33

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luofu Safety Valve. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

luofusafetyvalve.com

luofusafetyvalve.com

596 ms

extend.css

extend.css

109 ms

index.css

index.css

148 ms

extend.js

extend.js

570 ms

svg-inject.min.js

svg-inject.min.js

153 ms

layer.css

layer.css

192 ms

layer.js

layer.js

160 ms

public.js

public.js

183 ms

index.js

index.js

221 ms

common.css

common.css

132 ms

logo1.png

logo1.png

77 ms

logo2.png

logo2.png

78 ms

202407151055212668.jpg

202407151055212668.jpg

228 ms

jiguangimgfz1.svg

jiguangimgfz1.svg

74 ms

202407151053067782.jpg

202407151053067782.jpg

313 ms

202407151100296094.jpg

202407151100296094.jpg

312 ms

closeicon1.png

closeicon1.png

150 ms

searchicon1.png

searchicon1.png

150 ms

searchicon2.png

searchicon2.png

154 ms

xiangxiaimgfaz1.svg

xiangxiaimgfaz1.svg

224 ms

xiangxiaimgfaz1-1.svg

xiangxiaimgfaz1-1.svg

223 ms

sousuotub1.png

sousuotub1.png

232 ms

xiangxiaiconi1.png

xiangxiaiconi1.png

296 ms

twitter.svg

twitter.svg

298 ms

linkedin.svg

linkedin.svg

302 ms

youtube.svg

youtube.svg

309 ms

jianbianimfaz1.png

jianbianimfaz1.png

368 ms

202404081706236419.jpg

202404081706236419.jpg

2049 ms

1_01.jpg

1_01.jpg

2703 ms

1_02.jpg

1_02.jpg

2443 ms

1_03.png

1_03.png

389 ms

202404101036156213.jpg

202404101036156213.jpg

4587 ms

1_06.jpg

1_06.jpg

444 ms

202404101036044878.jpg

202404101036044878.jpg

3371 ms

202404101035486961.jpg

202404101035486961.jpg

3097 ms

1_08.jpg

1_08.jpg

2122 ms

1_09.jpg

1_09.jpg

2198 ms

1_10.jpg

1_10.jpg

2274 ms

202404081711557167.jpg

202404081711557167.jpg

5074 ms

202404100915342283.jpg

202404100915342283.jpg

6210 ms

202404100916018754.jpg

202404100916018754.jpg

4106 ms

1_07.jpg

1_07.jpg

3833 ms

facebook.svg

facebook.svg

3448 ms

whatsapp.svg

whatsapp.svg

3526 ms

georgia.woff

georgia.woff

4405 ms

georgiab.woff

georgiab.woff

4302 ms

xiangxiaimgfaz1.svg

xiangxiaimgfaz1.svg

3956 ms

twitter.svg

twitter.svg

3955 ms

linkedin.svg

linkedin.svg

4025 ms

youtube.svg

youtube.svg

4096 ms

facebook.svg

facebook.svg

958 ms

whatsapp.svg

whatsapp.svg

948 ms

Accessibility Review

luofusafetyvalve.com accessibility score

84

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

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

luofusafetyvalve.com best practices score

75

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

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

luofusafetyvalve.com SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luofusafetyvalve.com 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 Luofusafetyvalve.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

luofusafetyvalve.com

Open Graph description is not detected on the main page of Luofu Safety Valve. 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: