Access 1b1z.com. 绵阳防水补漏,绵阳屋顶防水,绵阳房屋补漏,绵阳宏祥义防水补漏公司

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

1b1z.com

567 ms

css.css

75 ms

AC_RunActiveContent.js

145 ms

shell_v2.js

459 ms

bg_index.jpg

132 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 97% of them (87 requests) were addressed to the original 1b1z.com, 3% (3 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (893 ms) relates to the external source Bdimg.share.baidu.com.

Content Size

947.1 kB

After Optimization

726.9 kB

In fact, the total size of 1b1z.com main page is 947.1 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. 30% of websites need less resources to load. Images take 764.6 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 127.2 kB

Original 142.9 kB
After minification 140.4 kB
After compression 15.6 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 127.2 kB or 89% of the original size.

Image Optimization

-9%

Potential reduce by 68.0 kB

Original 764.6 kB
After minification 696.5 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. 1 B Z images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 20.2 kB

Original 33.2 kB
After minification 33.2 kB
After compression 13.0 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 20.2 kB or 61% of the original size.

CSS Optimization

-73%

Potential reduce by 4.8 kB

Original 6.5 kB
After minification 5.7 kB
After compression 1.8 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. 1b1z.com needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 73% of the original size.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 1 B Z. According to our analytics all requests are already optimized.

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

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

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

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 1b1z.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 1b1z.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

1b1z.com

Open Graph description is not detected on the main page of 1 B Z. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

绵阳防水补漏,绵阳屋顶防水,绵阳房屋补漏,绵阳宏祥义防水补漏公司

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

1b1z.com

css.css

AC_RunActiveContent.js

shell_v2.js

bg_index.jpg

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

1b1z.com

css.css

AC_RunActiveContent.js

shell_v2.js

bg_index.jpg

index_08.jpg

left.jpg

gexian.jpg

right.jpg

988.jpg

www_06.jpg

www_08.jpg

index_56.jpg

www_10.jpg

index_s_04_03_03_02_02.jpg

banner_2.jpg

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