Tools & Wizards About Us
vdta.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

vdta.com

Vacuum and Sewing Trade Association | VDTA • SDTA | United States

Page Load Speed

3.2 sec in total

First Response

73 ms

Resources Loaded

3.1 sec

Page Rendered

55 ms

vdta.com screenshot

About Website

Click here to check amazing VDTA content for United States. Otherwise, check out these important facts you probably never knew about vdta.com

Vacuum and Sewing Trade Association. Expand your network, build relationships & protect your business. Renew or become a VDTA•SDTA member today.

Visit vdta.com

Key Findings

We analyzed Vdta.com page load time and found that the first response time was 73 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

vdta.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value1,030 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

Network Requests Diagram

www.vdta.com

73 ms

minified.js

26 ms

focus-within-polyfill.js

26 ms

polyfill.min.js

1024 ms

thunderbolt-commons.01a1d4ab.bundle.min.js

53 ms

Our browser made a total of 97 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vdta.com, 44% (43 requests) were made to Static.wixstatic.com and 15% (15 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 889.9 kB (27%)

Content Size

3.3 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vdta.com main page is 3.3 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. 55% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 604.1 kB

  • Original 763.7 kB
  • After minification 761.9 kB
  • After compression 159.6 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 604.1 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 76.0 kB

  • Original 2.0 MB
  • After minification 1.9 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. VDTA images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 209.6 kB

  • Original 532.9 kB
  • After minification 532.9 kB
  • After compression 323.3 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 209.6 kB or 39% of the original size.

CSS Optimization

-0%

Potential reduce by 108 B

  • Original 23.8 kB
  • After minification 23.8 kB
  • After compression 23.7 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. Vdta.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (32%)

Requests Now

71

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VDTA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.vdta.com

www.vdta.com

73 ms

minified.js

minified.js

26 ms

focus-within-polyfill.js

focus-within-polyfill.js

26 ms

polyfill.min.js

polyfill.min.js

1024 ms

thunderbolt-commons.01a1d4ab.bundle.min.js

thunderbolt-commons.01a1d4ab.bundle.min.js

53 ms

main.7ae9ac9b.bundle.min.js

main.7ae9ac9b.bundle.min.js

54 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

53 ms

lodash.min.js

lodash.min.js

55 ms

react.production.min.js

react.production.min.js

54 ms

react-dom.production.min.js

react-dom.production.min.js

57 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

56 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

57 ms

universal.js

universal.js

87 ms

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230 ms

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372 ms

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412 ms

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357 ms

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488 ms

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609 ms

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578 ms

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579 ms

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515 ms

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635 ms

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665 ms

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701 ms

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716 ms

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758 ms

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784 ms

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777 ms

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870 ms

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874 ms

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950 ms

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928 ms

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942 ms

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966 ms

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1095 ms

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1006 ms

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1108 ms

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1194 ms

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1126 ms

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1247 ms

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1313 ms

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1293 ms

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1280 ms

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1356 ms

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1358 ms

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1521 ms

e56ecb6d-da41-4bd9-982d-2d295bec9ab0.woff

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44 ms

ProximaNovaW05-Regular.woff

ProximaNovaW05-Regular.woff

44 ms

bundle.min.js

bundle.min.js

57 ms

universal.css

universal.css

58 ms

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file.woff

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1057 ms

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159 ms

file.woff

file.woff

938 ms

file.woff

file.woff

925 ms

file.woff

file.woff

903 ms

file.woff

file.woff

902 ms

Synchrony_Financial_logo_svg.png

Synchrony_Financial_logo_svg.png

1066 ms

all%20logos.png

all%20logos.png

828 ms

page.html

page.html

166 ms

bootstrap-4.3.1.min.css

bootstrap-4.3.1.min.css

133 ms

jquery-3.3.1.slim.min.js

jquery-3.3.1.slim.min.js

215 ms

popper.min.js

popper.min.js

21 ms

bootstrap-4.3.1.min.js

bootstrap-4.3.1.min.js

202 ms

webforms.min.js

webforms.min.js

13 ms

jquery.min.js

jquery.min.js

77 ms

fonts.css

fonts.css

67 ms

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451 ms

facebook.png

facebook.png

64 ms

instagram.png

instagram.png

112 ms

css

css

178 ms

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ml_jQuery.inputmask.bundle.min.js

17 ms

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389 ms

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87 ms

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91 ms

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114 ms

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62 ms

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93 ms

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148 ms

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deprecation-en.v5.html

4 ms

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18 ms

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6 ms

right-arrow.svg

right-arrow.svg

6 ms

Accessibility Review

vdta.com accessibility score

96

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

Links do not have a discernible name

Best Practices

vdta.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

vdta.com SEO score

96

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

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

vdta.com

Open Graph data is detected on the main page of VDTA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: