Access longcai0411.com. 大连龙采科技开发有限公司

longcai0411.com screenshot

32

Performance

Renders faster than
52% of other websites
55

Accessibility

Visual factors better than
that of 23% of websites
75

Best Practices

More advanced features
available than in
36% of websites
75

SEO

Google-friendlier than
32% of websites

First Response

7.9 sec

Resources Loaded

102.1 sec

Page Rendered

1.3 sec

longcai0411.com screenshot

About Website

Welcome to longcai0411.com homepage info - get ready to check Longcai 0411 best content right away, or after learning these important things about longcai0411.com

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Key Findings

We analyzed Longcai0411.com page load time and found that the first response time was 7.9 sec and then it took 103.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 106 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.9 s

0/100

25%

SI (Speed Index)

Value27.5 s

0/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value20.8 s

2/100

10%

longcai0411.com

7859 ms

webstyle.css

9065 ms

jquery-1.7.1.min.js

18734 ms

jquery.easing.min.js

1351 ms

jquery.scrollfire.min.js

3273 ms

Our browser made a total of 164 requests to load all elements on the main page. We found that 88% of them (144 requests) were addressed to the original Longcai0411.com, 5% (8 requests) were made to Apps.bdimg.com and 4% (7 requests) were made to Stat.zhidahao.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Longcai0411.com.

Content Size

541.0 kB

After Optimization

332.1 kB

In fact, the total size of Longcai0411.com main page is 541.0 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. 20% of websites need less resources to load. Images take 228.2 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 92.6 kB

Original 142.6 kB
After minification 134.5 kB
After compression 50.1 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 92.6 kB or 65% of the original size.

Image Optimization

-7%

Potential reduce by 16.5 kB

Original 228.2 kB
After minification 211.7 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. Longcai 0411 images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 99.6 kB

Original 169.8 kB
After minification 167.0 kB
After compression 70.2 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 99.6 kB or 59% of the original size.

CSS Optimization

-55%

Potential reduce by 185 B

Original 335 B
After minification 219 B
After compression 150 B

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. Longcai0411.com needs all CSS files to be minified and compressed as it can save up to 185 B or 55% of the original size.

Requests Now

57

After Optimization

38

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Longcai 0411. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

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

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

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 Longcai0411.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 Longcai0411.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

longcai0411.com

Open Graph description is not detected on the main page of Longcai 0411. 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: