Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

detaier.com

玻璃转子流量计|金属管浮子流量计|涡街流量计|电磁流量计|涡轮流量计|蒸汽流量计|椭圆齿轮流量计|超声波流量计|南京迪泰尔仪表机电设备有限公司

Page Load Speed

79.3 sec in total

First Response

6.5 sec

Resources Loaded

71.6 sec

Page Rendered

1.2 sec

detaier.com screenshot

About Website

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

南京迪泰尔仪表机电设备有限公司 成立于2004年,是一家专业的仪器仪表公司,致力于流量仪表等过程仪表的设计、选型、销售、维护;由原股东于2017年在东南大学国家科技创业园发起成立:南京悦迪仪表科技有限公司。现主要从事:仪器仪表研发、生产、销售、维护;涡街流量计、涡轮流量计、电磁流量计、浮子式流量计的制造、加工、自动化系统集成等。 公司注册商标:DETAIR (迪泰尔)和JODE(悦迪);迪泰尔商标...

Visit detaier.com

Key Findings

We analyzed Detaier.com page load time and found that the first response time was 6.5 sec and then it took 72.8 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 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

detaier.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value9.1 s

13/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.24

52/100

15%

TTI (Time to Interactive)

Value5.9 s

65/100

10%

Network Requests Diagram

detaier.com

6492 ms

template_css.css

635 ms

index_05.jpg

1341 ms

index_08.jpg

2455 ms

index_09.jpg

15767 ms

Our browser made a total of 165 requests to load all elements on the main page. We found that all of those requests were addressed to Detaier.com and no external sources were called. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Detaier.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.5 kB (24%)

Content Size

577.9 kB

After Optimization

436.4 kB

In fact, the total size of Detaier.com main page is 577.9 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. 35% of websites need less resources to load. Images take 472.6 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 85.1 kB

  • Original 96.9 kB
  • After minification 86.0 kB
  • After compression 11.8 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 10.9 kB, which is 11% 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 85.1 kB or 88% of the original size.

Image Optimization

-11%

Potential reduce by 49.8 kB

  • Original 472.6 kB
  • After minification 422.8 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, Detaier needs image optimization as it can save up to 49.8 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-79%

Potential reduce by 6.7 kB

  • Original 8.4 kB
  • After minification 7.8 kB
  • After compression 1.7 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. Detaier.com needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 79% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

161

After Optimization

161

The browser has sent 161 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Detaier. According to our analytics all requests are already optimized.

Accessibility Review

detaier.com accessibility score

63

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

Links do not have a discernible name

Best Practices

detaier.com best practices score

42

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

detaier.com SEO score

69

Search Engine Optimization Advices

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

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Detaier.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 Detaier.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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