Tools & Wizards About Us

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

tcnvend.com

Drink Vending Machine,Snack Vending Machine,Vending Machine Factory-TCN

Page Load Speed

7.7 sec in total

First Response

188 ms

Resources Loaded

6.6 sec

Page Rendered

915 ms

About Website

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

TCN Provide Series Of Vending System Solutions And Top vending machines:drink vending machine, snack vending machine, combo vending machine, coffee vending machine, automatic snack drink vending machi...

Visit tcnvend.com

Key Findings

We analyzed Tcnvend.com page load time and found that the first response time was 188 ms and then it took 7.5 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

tcnvend.com performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value3,860 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.446

20/100

15%

TTI (Time to Interactive)

Value21.7 s

1/100

10%

Network Requests Diagram

tcnvend.com

188 ms

tcnvend.com

323 ms

www.tcnvend.com

157 ms

index.html

80 ms

main.css

327 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 83% of them (62 requests) were addressed to the original Tcnvend.com, 4% (3 requests) were made to Rt.xiaoman.cn and 4% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Tcnvend.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.9 kB (2%)

Content Size

4.8 MB

After Optimization

4.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tcnvend.com main page is 4.8 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. 65% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 24.9 kB

  • Original 31.2 kB
  • After minification 27.6 kB
  • After compression 6.3 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 3.6 kB, which is 12% 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 24.9 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 75.4 kB

  • Original 4.5 MB
  • After minification 4.5 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. TCN Vend images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 633 B

  • Original 229.5 kB
  • After minification 229.5 kB
  • After compression 228.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-12%

Potential reduce by 2.9 kB

  • Original 23.3 kB
  • After minification 23.1 kB
  • After compression 20.4 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. Tcnvend.com needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (42%)

Requests Now

69

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TCN Vend. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tcnvend.com accessibility score

59

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

tcnvend.com best practices score

58

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

Serves images with low resolution

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

tcnvend.com SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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

High

Tap targets are not sized appropriately

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 Tcnvend.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 Tcnvend.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

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