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quantumdev.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

quantumdev.com

Encoder Manufacturer | Optical Encoder Manufacturer |

Page Load Speed

10.4 sec in total

First Response

433 ms

Resources Loaded

9.4 sec

Page Rendered

565 ms

quantumdev.com screenshot

About Website

Welcome to quantumdev.com homepage info - get ready to check Quantumdev best content for United States right away, or after learning these important things about quantumdev.com

Quantum Devices manufactures and supplies high quality, high performance incremental optical rotary encoders in the USA for many industries & applications.

Visit quantumdev.com

Key Findings

We analyzed Quantumdev.com page load time and found that the first response time was 433 ms and then it took 10 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

quantumdev.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value22.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,820 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

www.quantumdev.com

433 ms

gtm.js

81 ms

api.js

58 ms

style.min.css

72 ms

woocommerce-layout.css

168 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 64% of them (41 requests) were addressed to the original Quantumdev.com, 13% (8 requests) were made to Fonts.gstatic.com and 8% (5 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (588 ms) belongs to the original domain Quantumdev.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 57.8 kB (7%)

Content Size

862.4 kB

After Optimization

804.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Quantumdev.com main page is 862.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 544.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 48.9 kB

  • Original 62.1 kB
  • After minification 59.9 kB
  • After compression 13.2 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 48.9 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 7.6 kB

  • Original 544.8 kB
  • After minification 537.2 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. Quantumdev images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.2 kB

  • Original 230.9 kB
  • After minification 230.9 kB
  • After compression 229.6 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

-0%

Potential reduce by 0 B

  • Original 24.6 kB
  • After minification 24.6 kB
  • After compression 24.6 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. Quantumdev.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (61%)

Requests Now

54

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Quantumdev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.quantumdev.com

www.quantumdev.com

433 ms

gtm.js

gtm.js

81 ms

api.js

api.js

58 ms

style.min.css

style.min.css

72 ms

woocommerce-layout.css

woocommerce-layout.css

168 ms

woocommerce.css

woocommerce.css

237 ms

sv-wc-payment-gateway-payment-form.min.css

sv-wc-payment-gateway-payment-form.min.css

235 ms

lity.min.css

lity.min.css

236 ms

live.css

live.css

305 ms

css

css

54 ms

css

css

69 ms

jquery.min.js

jquery.min.js

300 ms

jquery-migrate.min.js

jquery-migrate.min.js

234 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

302 ms

add-to-cart.min.js

add-to-cart.min.js

301 ms

js.cookie.min.js

js.cookie.min.js

302 ms

woocommerce.min.js

woocommerce.min.js

302 ms

Accept.js

Accept.js

206 ms

wc-blocks.css

wc-blocks.css

477 ms

sourcebuster.min.js

sourcebuster.min.js

478 ms

order-attribution.min.js

order-attribution.min.js

477 ms

jquery.payment.min.js

jquery.payment.min.js

477 ms

sv-wc-payment-gateway-payment-form.min.js

sv-wc-payment-gateway-payment-form.min.js

476 ms

wc-authorize-net-aim.min.js

wc-authorize-net-aim.min.js

477 ms

bootstrap.min.js

bootstrap.min.js

547 ms

lity.min.js

lity.min.js

588 ms

live.js

live.js

545 ms

recaptcha__en.js

recaptcha__en.js

48 ms

AcceptCore.js

AcceptCore.js

134 ms

AcceptCore.js

AcceptCore.js

302 ms

logo.png

logo.png

198 ms

home-featured.jpg

home-featured.jpg

293 ms

QM35-Transp-450x360.png

QM35-Transp-450x360.png

328 ms

QML35-Transp-1-450x360.png

QML35-Transp-1-450x360.png

426 ms

QD145RS-450x360.png

QD145RS-450x360.png

329 ms

DSCN6all059-450x360.jpg

DSCN6all059-450x360.jpg

328 ms

red-arrow.png

red-arrow.png

324 ms

Rotary-Encoder-Manufacturing.jpg

Rotary-Encoder-Manufacturing.jpg

424 ms

Incremental-Encoder-Manufacturer.jpg

Incremental-Encoder-Manufacturer.jpg

526 ms

QC201-Commutation-Indicator-Thumbnail-300x300.jpg

QC201-Commutation-Indicator-Thumbnail-300x300.jpg

427 ms

modular-optical-encoder-comparison-tn-300x300.jpg

modular-optical-encoder-comparison-tn-300x300.jpg

425 ms

Engineer-Samantha-Lundt-300x300.jpg

Engineer-Samantha-Lundt-300x300.jpg

425 ms

circle-check.png

circle-check.png

488 ms

book-marker.png

book-marker.png

489 ms

iso.jpg

iso.jpg

492 ms

www.quantumdev.com

www.quantumdev.com

493 ms

usa-background.jpg

usa-background.jpg

374 ms

S6u9w4BMUTPHh6UVSwiPHA.ttf

S6u9w4BMUTPHh6UVSwiPHA.ttf

78 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

102 ms

S6u9w4BMUTPHh7USSwiPHA.ttf

S6u9w4BMUTPHh7USSwiPHA.ttf

116 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

468 ms

NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzZg.ttf

NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzZg.ttf

156 ms

NaPecZTIAOhVxoMyOr9n_E7fdMPmCA.ttf

NaPecZTIAOhVxoMyOr9n_E7fdMPmCA.ttf

170 ms

anchor

anchor

53 ms

styles__ltr.css

styles__ltr.css

10 ms

recaptcha__en.js

recaptcha__en.js

17 ms

81IjrRH91DAKpIx-VEJHPdpf7wiRaH8tg-uktu3LK4I.js

81IjrRH91DAKpIx-VEJHPdpf7wiRaH8tg-uktu3LK4I.js

37 ms

webworker.js

webworker.js

41 ms

logo_48.png

logo_48.png

22 ms

recaptcha__en.js

recaptcha__en.js

39 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

8 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

8 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

8 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

67 ms

Accessibility Review

quantumdev.com accessibility score

55

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

quantumdev.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

quantumdev.com SEO score

86

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

Links do not have descriptive text

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

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 Quantumdev.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 Quantumdev.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

quantumdev.com

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