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Report Summary

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    Performance

  • 0

    Accessibility

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    Best Practices

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    SEO

172z.com

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Page Load Speed

39.8 sec in total

First Response

1.4 sec

Resources Loaded

38.1 sec

Page Rendered

302 ms

172z.com screenshot

About Website

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Key Findings

We analyzed 172z.com page load time and found that the first response time was 1.4 sec and then it took 38.4 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 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

172z.com performance score

0

Network Requests Diagram

172z.com

1434 ms

base@1920.css

555 ms

jquery.js

15822 ms

logo.png

483 ms

background.png

20247 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to 172z.com and no external sources were called. The less responsive or slowest element that took the longest time to load (20.2 sec) belongs to the original domain 172z.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.0 kB (44%)

Content Size

191.4 kB

After Optimization

107.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 172z.com main page is 191.4 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. Only 10% of websites need less resources to load. Javascripts take 93.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 4.2 kB

  • Original 5.7 kB
  • After minification 3.8 kB
  • After compression 1.5 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 1.8 kB, which is 32% 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 4.2 kB or 74% of the original size.

Image Optimization

-18%

Potential reduce by 15.5 kB

  • Original 86.7 kB
  • After minification 71.1 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. Obviously, 172 Z needs image optimization as it can save up to 15.5 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 60.5 kB

  • Original 93.9 kB
  • After minification 93.9 kB
  • After compression 33.3 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 60.5 kB or 64% of the original size.

CSS Optimization

-74%

Potential reduce by 3.8 kB

  • Original 5.2 kB
  • After minification 3.8 kB
  • After compression 1.4 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. 172z.com needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 74% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 172 Z. According to our analytics all requests are already optimized.

Network Requests Diagram

172z.com

172z.com

1434 ms

base@1920.css

base@1920.css

555 ms

jquery.js

jquery.js

15822 ms

logo.png

logo.png

483 ms

background.png

background.png

20247 ms

phone.png

phone.png

20248 ms

word.png

word.png

2106 ms

down_icon.png

down_icon.png

1982 ms

qrcode.png

qrcode.png

3384 ms

background3.png

background3.png

20246 ms

phone3.png

phone3.png

20246 ms

word3.png

word3.png

4896 ms

down_icon3.png

down_icon3.png

3845 ms

qrcode3.png

qrcode3.png

12233 ms

linearbot.png

linearbot.png

5411 ms

nav.png

nav.png

5933 ms

navcur.png

navcur.png

7647 ms

base@1400.css

base@1400.css

551 ms

SEO Factors

172z.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 172z.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 172z.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

172z.com

Open Graph description is not detected on the main page of 172 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: