Tools & Wizards About Us
ttbvs.com screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

ttbvs.com

TTBVS-Security System&Alarms System&Access Control&Quadcopter Global Supplier

Page Load Speed

2.1 sec in total

First Response

982 ms

Resources Loaded

1 sec

Page Rendered

78 ms

ttbvs.com screenshot

About Website

Welcome to ttbvs.com homepage info - get ready to check TTBVS best content for China right away, or after learning these important things about ttbvs.com

TTBVS is a reliable global online shopping that delivers products directly to consumers around the world

Visit ttbvs.com

Key Findings

We analyzed Ttbvs.com page load time and found that the first response time was 982 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster. This domain responded with an error, which can significantly jeopardize Ttbvs.com rating and web reputation

Performance Metrics

ttbvs.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value14.6 s

0/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

ttbvs.com

982 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Ttbvs.com and no external sources were called. The less responsive or slowest element that took the longest time to load (982 ms) belongs to the original domain Ttbvs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (77%)

Content Size

1.4 MB

After Optimization

319.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ttbvs.com main page is 1.4 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 988.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 4.8 kB

  • Original 6.4 kB
  • After minification 3.4 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 2.9 kB, which is 46% 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 4.8 kB or 76% of the original size.

Image Optimization

-84%

Potential reduce by 833.7 kB

  • Original 988.6 kB
  • After minification 154.9 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, TTBVS needs image optimization as it can save up to 833.7 kB or 84% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 139.1 kB

  • Original 284.9 kB
  • After minification 274.7 kB
  • After compression 145.7 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 139.1 kB or 49% of the original size.

CSS Optimization

-87%

Potential reduce by 118.1 kB

  • Original 135.8 kB
  • After minification 120.5 kB
  • After compression 17.7 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. Ttbvs.com needs all CSS files to be minified and compressed as it can save up to 118.1 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

ttbvs.com

ttbvs.com

982 ms

Accessibility Review

ttbvs.com accessibility score

58

Accessibility Issues

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

Document doesn't have a <title> element

High

Form elements do not have associated labels

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

ttbvs.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

ttbvs.com SEO score

58

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

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ttbvs.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 Ttbvs.com main page’s claimed encoding is . 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

ttbvs.com

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