Tools & Wizards About Us
duo.at screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

duo.at

DUO – Innovativ. Kompetent. Vielseitig.

Page Load Speed

6.5 sec in total

First Response

417 ms

Resources Loaded

5.4 sec

Page Rendered

672 ms

duo.at screenshot

About Website

Click here to check amazing DUO content. Otherwise, check out these important facts you probably never knew about duo.at

DUO steht für innovative, maßgeschneiderte Dienstleistungen in den Bereichen Reinigung, Gebäudedienste, Oberflächenschutz und Personalmanagement.

Visit duo.at

Key Findings

We analyzed Duo.at page load time and found that the first response time was 417 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

duo.at performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

duo.at

417 ms

www.duo.at

1062 ms

jquery.min.js

247 ms

jquery-migrate.min.js

547 ms

frontend.js

547 ms

Our browser made a total of 157 requests to load all elements on the main page. We found that 99% of them (155 requests) were addressed to the original Duo.at, 1% (1 request) were made to Google.com and 1% (1 request) were made to Images.provenexpert.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Duo.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (15%)

Content Size

8.1 MB

After Optimization

6.9 MB

  • HTML
  • Images

In fact, the total size of Duo.at main page is 8.1 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. 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 6.8 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 1.1 MB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 233.6 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 1.1 MB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 170.9 kB

  • Original 6.8 MB
  • After minification 6.6 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. DUO images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 42 (27%)

Requests Now

153

After Optimization

111

  • Images
  • JavaScript

The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DUO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

duo.at

duo.at

417 ms

www.duo.at

www.duo.at

1062 ms

jquery.min.js

jquery.min.js

247 ms

jquery-migrate.min.js

jquery-migrate.min.js

547 ms

frontend.js

frontend.js

547 ms

effect.min.js

effect.min.js

648 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

745 ms

underscore.min.js

underscore.min.js

645 ms

infinite-scroll.pkgd.min.js

infinite-scroll.pkgd.min.js

650 ms

front.js

front.js

647 ms

gtm4wp-contact-form-7-tracker.js

gtm4wp-contact-form-7-tracker.js

642 ms

gtm4wp-form-move-tracker.js

gtm4wp-form-move-tracker.js

739 ms

element-360.svg

element-360.svg

669 ms

element-359.svg

element-359.svg

675 ms

element-358.svg

element-358.svg

674 ms

element-357.svg

element-357.svg

678 ms

nav-sep.svg

nav-sep.svg

765 ms

element-356.svg

element-356.svg

766 ms

quote-down.svg

quote-down.svg

769 ms

quote-ico.svg

quote-ico.svg

772 ms

logo-big.svg

logo-big.svg

774 ms

element-352.svg

element-352.svg

779 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

856 ms

wp-polyfill.min.js

wp-polyfill.min.js

861 ms

index.js

index.js

862 ms

scripts.min.js

scripts.min.js

867 ms

ofi.min.js

ofi.min.js

869 ms

object-fit-videos.min.js

object-fit-videos.min.js

875 ms

css-vars-ponyfill-vaee76afe524bc7798b33f0e37b943510d5390f73.js

css-vars-ponyfill-vaee76afe524bc7798b33f0e37b943510d5390f73.js

953 ms

polyfill.js

polyfill.js

956 ms

smooth-scroll.js

smooth-scroll.js

958 ms

codedropz-uploader-min.js

codedropz-uploader-min.js

965 ms

dnd-upload-cf7.js

dnd-upload-cf7.js

968 ms

core.min.js

core.min.js

975 ms

mouse.min.js

mouse.min.js

1049 ms

sortable.min.js

sortable.min.js

1054 ms

tabs.min.js

tabs.min.js

1054 ms

api.js

api.js

165 ms

accordion.min.js

accordion.min.js

898 ms

plugins.js

plugins.js

912 ms

menu.js

menu.js

610 ms

scripts.js

scripts.js

680 ms

index.js

index.js

587 ms

the-grid-hash-filters.js

the-grid-hash-filters.js

585 ms

the-grid.min.js

the-grid.min.js

697 ms

slider.min.js

slider.min.js

610 ms

borlabs-cookie.min.js

borlabs-cookie.min.js

610 ms

lazyload.min.js

lazyload.min.js

584 ms

the_grid.ttf

the_grid.ttf

680 ms

mfn-icons.woff

mfn-icons.woff

714 ms

element-338.svg

element-338.svg

613 ms

adomo-logo-white-1.svg

adomo-logo-white-1.svg

612 ms

contact-phone.svg

contact-phone.svg

670 ms

element-340.svg

element-340.svg

682 ms

ico-duo.svg

ico-duo.svg

681 ms

phone-white.svg

phone-white.svg

680 ms

element-343.svg

element-343.svg

677 ms

element-344.svg

element-344.svg

678 ms

element-342.svg

element-342.svg

675 ms

logo.svg

logo.svg

625 ms

widget_landscape_210_de_1.png

widget_landscape_210_de_1.png

233 ms

leistungen-duorein-768x1152.jpg

leistungen-duorein-768x1152.jpg

531 ms

element-321.svg

element-321.svg

232 ms

dsf6368-768x1152.jpg

dsf6368-768x1152.jpg

571 ms

element-320.svg

element-320.svg

283 ms

duohome-grunanlagenpflege-gartenservice-leistungen-scaled-e1712915734429-768x715.jpeg

duohome-grunanlagenpflege-gartenservice-leistungen-scaled-e1712915734429-768x715.jpeg

475 ms

element-319.svg

element-319.svg

325 ms

timo-bauchinger-vorarbeiter-duorein-sonderreinigung-1-e1712914495931.jpg

timo-bauchinger-vorarbeiter-duorein-sonderreinigung-1-e1712914495931.jpg

527 ms

katharina-spitzwieser-rekruterin-duojob-gmbh-small-kopie-e1712915093362.jpg

katharina-spitzwieser-rekruterin-duojob-gmbh-small-kopie-e1712915093362.jpg

672 ms

website-slider-leitsujethires.jpg

website-slider-leitsujethires.jpg

425 ms

img5729.jpg

img5729.jpg

824 ms

play-button-bg-o.svg

play-button-bg-o.svg

573 ms

dsf3631.jpg

dsf3631.jpg

629 ms

mitarbeiter-weiss.svg

mitarbeiter-weiss.svg

632 ms

zufriedene-kunden-weiss.svg

zufriedene-kunden-weiss.svg

667 ms

umsatz-weiss.svg

umsatz-weiss.svg

670 ms

kundenstimme-scheuch-ligno-480x480.jpg

kundenstimme-scheuch-ligno-480x480.jpg

730 ms

scheuch-ligno-logo-1.png

scheuch-ligno-logo-1.png

733 ms

mitterhauser-radiologie-duorein-480x480.jpg

mitterhauser-radiologie-duorein-480x480.jpg

764 ms

mitterhauser-radiologie-logo.png

mitterhauser-radiologie-logo.png

767 ms

gunter-steller-steller-immobilien-duotec-480x480.jpg

gunter-steller-steller-immobilien-duotec-480x480.jpg

768 ms

steller-immobilien-logo.jpg

steller-immobilien-logo.jpg

830 ms

scheichl-e1580376433391.jpg

scheichl-e1580376433391.jpg

833 ms

gsg-lenzing-logo-neu.png

gsg-lenzing-logo-neu.png

861 ms

josef-leimer-burgermeister-gemeinde-helpfau-uttendorf-480x480.jpg

josef-leimer-burgermeister-gemeinde-helpfau-uttendorf-480x480.jpg

851 ms

gemeinde-helpfau-uttendorf.png

gemeinde-helpfau-uttendorf.png

839 ms

klaus-jagereder-bearb-480x480.jpg

klaus-jagereder-bearb-480x480.jpg

895 ms

logo-ams-oberoesterreich.png

logo-ams-oberoesterreich.png

842 ms

magandrea-wieshofer-480x480.jpg

magandrea-wieshofer-480x480.jpg

809 ms

soest-mader-technoz-bearb.png

soest-mader-technoz-bearb.png

775 ms

logo-technoz.png

logo-technoz.png

771 ms

jorg-rossdorfer-wide.jpg

jorg-rossdorfer-wide.jpg

771 ms

uniconsult-logo.png

uniconsult-logo.png

831 ms

wir-sind-duo-breaker.jpeg

wir-sind-duo-breaker.jpeg

839 ms

dsf9136-480x360.jpg

dsf9136-480x360.jpg

842 ms

element-350.svg

element-350.svg

861 ms

istock-1072901720-2-480x360.jpg

istock-1072901720-2-480x360.jpg

833 ms

element-351.svg

element-351.svg

827 ms

maschine-ma-480x360.jpeg

maschine-ma-480x360.jpeg

837 ms

produktionsmitarbeiter8-480x360.jpeg

produktionsmitarbeiter8-480x360.jpeg

805 ms

istock-1127477284-480x360.jpg

istock-1127477284-480x360.jpg

717 ms

dsf9086-480x360.jpg

dsf9086-480x360.jpg

678 ms

produktionsmitarbeiter-480x360.jpeg

produktionsmitarbeiter-480x360.jpeg

631 ms

elektriker-1-480x360.jpeg

elektriker-1-480x360.jpeg

626 ms

tischler3-480x360.jpeg

tischler3-480x360.jpeg

650 ms

dsf8922-480x360.jpg

dsf8922-480x360.jpg

660 ms

produktionsmitarbeiter5-480x360.jpeg

produktionsmitarbeiter5-480x360.jpeg

610 ms

mitarbeiterin-fertigung-480x360.jpeg

mitarbeiterin-fertigung-480x360.jpeg

616 ms

istock-959929672-480x360.jpg

istock-959929672-480x360.jpg

584 ms

staplerfahrer-lager-480x360.jpeg

staplerfahrer-lager-480x360.jpeg

585 ms

duorein-damenrunde-480x360.jpg

duorein-damenrunde-480x360.jpg

648 ms

element-324.svg

element-324.svg

601 ms

dsf7595-480x360.jpg

dsf7595-480x360.jpg

609 ms

istock-638506270-480x360.jpg

istock-638506270-480x360.jpg

581 ms

dsf7144-768x512.jpg

dsf7144-768x512.jpg

582 ms

schachermaier-jessica-1-768x512.jpg

schachermaier-jessica-1-768x512.jpg

583 ms

belehuz-florian-2-e1580725602265-768x444.jpg

belehuz-florian-2-e1580725602265-768x444.jpg

594 ms

andelka-rukovina-e1580725538678-768x463.jpg

andelka-rukovina-e1580725538678-768x463.jpg

600 ms

innovativkompetent-breaker.jpg

innovativkompetent-breaker.jpg

612 ms

img5729-768x512.jpg

img5729-768x512.jpg

583 ms

job-10jahre-wuehrer-heitzinger-kopie-768x446.jpg

job-10jahre-wuehrer-heitzinger-kopie-768x446.jpg

583 ms

duo-familienfest-1-768x604.jpg

duo-familienfest-1-768x604.jpg

584 ms

duohome-aufsitzmaeher-3-768x1152.jpg

duohome-aufsitzmaeher-3-768x1152.jpg

596 ms

adobestock-298844049-768x512.jpeg

adobestock-298844049-768x512.jpeg

601 ms

adobestock-339557219-768x512.jpeg

adobestock-339557219-768x512.jpeg

609 ms

leitbetrieb-austria-rgb-high.jpg

leitbetrieb-austria-rgb-high.jpg

588 ms

iso9001-iso14001-iso45001-farbe-single.png

iso9001-iso14001-iso45001-farbe-single.png

582 ms

daf-fassade-closeup-csquarebytes-scaled.jpg

daf-fassade-closeup-csquarebytes-scaled.jpg

588 ms

360-grafd-service-fuer-immobilien.svg

360-grafd-service-fuer-immobilien.svg

598 ms

duorein-logo.png

duorein-logo.png

600 ms

duohome-logo-1.png

duohome-logo-1.png

603 ms

duojob-logo.png

duojob-logo.png

583 ms

universal-logo.png

universal-logo.png

587 ms

fantom-logo.png

fantom-logo.png

585 ms

herwa-logo.jpg

herwa-logo.jpg

595 ms

assa-logo.jpg

assa-logo.jpg

598 ms

kickinger-logo.png

kickinger-logo.png

594 ms

idm-logo.jpg

idm-logo.jpg

583 ms

logo-schmid-scaled.jpg

logo-schmid-scaled.jpg

594 ms

hk-lang-logo.png

hk-lang-logo.png

586 ms

hs-logo-300dpi.jpg

hs-logo-300dpi.jpg

596 ms

icm-logo.png

icm-logo.png

597 ms

ras-logo.jpg

ras-logo.jpg

590 ms

security-acess-logo.png

security-acess-logo.png

584 ms

sipeko-logo-scaled.jpg

sipeko-logo-scaled.jpg

587 ms

sem-logo.png

sem-logo.png

592 ms

smarthome360-logo.jpg

smarthome360-logo.jpg

595 ms

stuetzinger-logo.jpg

stuetzinger-logo.jpg

599 ms

immo-contract-logo.png

immo-contract-logo.png

585 ms

brockhoff-logo.png

brockhoff-logo.png

583 ms

austria-sothebys.png

austria-sothebys.png

588 ms

ima-logo.jpg

ima-logo.jpg

598 ms

capera-logo-green.jpg

capera-logo-green.jpg

596 ms

donath-logo.png

donath-logo.png

593 ms

duo-gebaeude-neu.jpg

duo-gebaeude-neu.jpg

582 ms

element-317.svg

element-317.svg

583 ms

unsere-standorte.svg

unsere-standorte.svg

590 ms

Accessibility Review

duo.at accessibility score

72

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

duo.at 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

SEO Factors

duo.at SEO score

85

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

duo.at

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