Tools & Wizards About Us
duetto-engineering.com screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 70

    SEO

    Google-friendlier than
    29% of websites

duetto-engineering.com

DUETTO-Engineering - Welcome to DUETTO-Engineering,

Page Load Speed

3.4 sec in total

First Response

639 ms

Resources Loaded

2.4 sec

Page Rendered

342 ms

duetto-engineering.com screenshot

About Website

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

DUETTO-Engineering - your partner in automotive measuring technologies, providing signalconverter, signalrouter, professional gps-systems for roadtests and testbench.

Visit duetto-engineering.com

Key Findings

We analyzed Duetto-engineering.com page load time and found that the first response time was 639 ms and then it took 2.8 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

duetto-engineering.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.3

39/100

15%

TTI (Time to Interactive)

Value5.8 s

66/100

10%

Network Requests Diagram

www.duetto-engineering.com

639 ms

main.css

131 ms

magnific-popup.css

189 ms

slick.css

199 ms

slick-theme.css

202 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 88% of them (37 requests) were addressed to the original Duetto-engineering.com, 5% (2 requests) were made to Maxcdn.bootstrapcdn.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (890 ms) belongs to the original domain Duetto-engineering.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 63.4 kB (8%)

Content Size

844.7 kB

After Optimization

781.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Duetto-engineering.com main page is 844.7 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. 30% of websites need less resources to load. Images take 760.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 47.6 kB

  • Original 54.1 kB
  • After minification 30.1 kB
  • After compression 6.5 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 24.0 kB, which is 44% 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 47.6 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 15.8 kB

  • Original 760.9 kB
  • After minification 745.1 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. DUETTO Engineering images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 3 B

  • Original 29.7 kB
  • After minification 29.7 kB
  • After compression 29.7 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 11 (31%)

Requests Now

36

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DUETTO Engineering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.duetto-engineering.com

www.duetto-engineering.com

639 ms

main.css

main.css

131 ms

magnific-popup.css

magnific-popup.css

189 ms

slick.css

slick.css

199 ms

slick-theme.css

slick-theme.css

202 ms

css

css

50 ms

font-awesome.min.css

font-awesome.min.css

46 ms

PrivacyWire.js

PrivacyWire.js

218 ms

PrivacyWire_legacy.js

PrivacyWire_legacy.js

219 ms

jquery.min.js

jquery.min.js

35 ms

slick.min.js

slick.min.js

280 ms

responsive-nav.js

responsive-nav.js

285 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

291 ms

main.js

main.js

307 ms

duetto-SRM.png

duetto-SRM.png

200 ms

car_h480.jpg

car_h480.jpg

455 ms

bike_h480.jpg

bike_h480.jpg

394 ms

racing_h480.jpg

racing_h480.jpg

439 ms

bst-903-10_pdf.240x240.jpg

bst-903-10_pdf.240x240.jpg

171 ms

wts.240x240.jpg

wts.240x240.jpg

159 ms

ss_4000_m_series.240x240.jpg

ss_4000_m_series.240x240.jpg

279 ms

a320_series.240x240.jpg

a320_series.240x240.jpg

290 ms

gps50pro-rgb.240x240.jpg

gps50pro-rgb.240x240.jpg

322 ms

bst_cu-10.240x240.jpg

bst_cu-10.240x240.jpg

394 ms

obd-canid-weiss-rgb.240x240.jpg

obd-canid-weiss-rgb.240x240.jpg

405 ms

bst_imu-cc.240x240.jpg

bst_imu-cc.240x240.jpg

439 ms

variopro-view7-2011-01.240x240.jpg

variopro-view7-2011-01.240x240.jpg

495 ms

gps100mini.240x240.jpg

gps100mini.240x240.jpg

526 ms

img_0239.240x240.jpg

img_0239.240x240.jpg

536 ms

adas.240x240.jpg

adas.240x240.jpg

539 ms

bst15c.240x240.jpg

bst15c.240x240.jpg

548 ms

20220329_152035.240x240.jpg

20220329_152035.240x240.jpg

563 ms

bst_imu-c.240x240.jpg

bst_imu-c.240x240.jpg

605 ms

model_60.240x240.jpg

model_60.240x240.jpg

646 ms

bst83g3c.240x240.jpg

bst83g3c.240x240.jpg

653 ms

model_80.240x240.jpg

model_80.240x240.jpg

634 ms

4iCs6KVjbNBYlgoKfw7znU6AFw.ttf

4iCs6KVjbNBYlgoKfw7znU6AFw.ttf

44 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

25 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

890 ms

ajax-loader.gif

ajax-loader.gif

556 ms

slick.woff

slick.woff

606 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

383 ms

Accessibility Review

duetto-engineering.com accessibility score

59

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

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields 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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

duetto-engineering.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

duetto-engineering.com SEO score

70

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Duetto-engineering.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 Duetto-engineering.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

duetto-engineering.com

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