Tools & Wizards About Us
un-du.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

un-du.com

Welcome to un-du®, the solution to your sticky removal situations!

Page Load Speed

3.3 sec in total

First Response

147 ms

Resources Loaded

3 sec

Page Rendered

133 ms

un-du.com screenshot

About Website

Click here to check amazing Un Du content. Otherwise, check out these important facts you probably never knew about un-du.com

un-du® Original Sticker, Tape, Label and self-adhesive postage stamp remover. Acid Free and Photo and stamp Safe! Buy direct. VOC compliant.

Visit un-du.com

Key Findings

We analyzed Un-du.com page load time and found that the first response time was 147 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

un-du.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.34

33/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

un-du.com

147 ms

un-du.com

244 ms

www.un-du.com

276 ms

style.css

299 ms

icons.css

184 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 92% of them (59 requests) were addressed to the original Un-du.com, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Un-du.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 204.1 kB (7%)

Content Size

2.8 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Un-du.com main page is 2.8 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 16.0 kB

  • Original 20.9 kB
  • After minification 18.8 kB
  • After compression 4.8 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 16.0 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 123.5 kB

  • Original 2.5 MB
  • After minification 2.4 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. Un Du images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 36.5 kB

  • Original 169.9 kB
  • After minification 169.9 kB
  • After compression 133.4 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 36.5 kB or 21% of the original size.

CSS Optimization

-38%

Potential reduce by 28.1 kB

  • Original 73.9 kB
  • After minification 73.9 kB
  • After compression 45.9 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. Un-du.com needs all CSS files to be minified and compressed as it can save up to 28.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (25%)

Requests Now

59

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Un Du. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

un-du.com

un-du.com

147 ms

un-du.com

un-du.com

244 ms

www.un-du.com

www.un-du.com

276 ms

style.css

style.css

299 ms

icons.css

icons.css

184 ms

animate.css

animate.css

187 ms

settings.css

settings.css

181 ms

responsive.css

responsive.css

192 ms

css

css

36 ms

js

js

78 ms

jquery.min.js

jquery.min.js

247 ms

theme20.js

theme20.js

444 ms

jquery.themepunch.plugins.min.js

jquery.themepunch.plugins.min.js

454 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

512 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

455 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

516 ms

jquery.knob.js

jquery.knob.js

516 ms

jquery.nicescroll.min.js

jquery.nicescroll.min.js

685 ms

custom.js

custom.js

635 ms

un-du_logo.png

un-du_logo.png

406 ms

reflect.png

reflect.png

406 ms

un-du_video-slide.jpg

un-du_video-slide.jpg

721 ms

button_bg.png

button_bg.png

407 ms

un-du_slides-stamps.jpg

un-du_slides-stamps.jpg

615 ms

bg1.jpg

bg1.jpg

609 ms

un-du-7-crop-2014alt.png

un-du-7-crop-2014alt.png

722 ms

slide1-cap1.png

slide1-cap1.png

557 ms

undu-slides_18.png

undu-slides_18.png

559 ms

slide1-cap3.png

slide1-cap3.png

735 ms

undu-slides_09.png

undu-slides_09.png

738 ms

slide1-cap5.png

slide1-cap5.png

789 ms

undu-slides_12.png

undu-slides_12.png

792 ms

slide1-cap7.png

slide1-cap7.png

899 ms

undu-slides_06.png

undu-slides_06.png

899 ms

slide1-cap14.png

slide1-cap14.png

912 ms

undu-slides_03.png

undu-slides_03.png

913 ms

slide1-cap16.png

slide1-cap16.png

966 ms

undu-slides_21.png

undu-slides_21.png

980 ms

un-du_santa.jpg

un-du_santa.jpg

1416 ms

un-du_slides-3.jpg

un-du_slides-3.jpg

1250 ms

un-du_8428_r1alt_slide_1.png

un-du_8428_r1alt_slide_1.png

1150 ms

un-du_8428_r1alt_slide_2.png

un-du_8428_r1alt_slide_2.png

1381 ms

un-du_8428_r1alt_slide_3.png

un-du_8428_r1alt_slide_3.png

1429 ms

un-du_8428_r1alt_slide_4.png

un-du_8428_r1alt_slide_4.png

1211 ms

8428_slide_06.png

8428_slide_06.png

1388 ms

8428_slide_08.png

8428_slide_08.png

1445 ms

un-du_slides-1.jpg

un-du_slides-1.jpg

1525 ms

font

font

52 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1491 ms

timer.png

timer.png

1428 ms

Original_un-du.png

Original_un-du.png

1510 ms

VOC_un-du.png

VOC_un-du.png

1424 ms

undu4-00_x3_200sq.jpg

undu4-00_x3_200sq.jpg

1483 ms

Libraries.jpg

Libraries.jpg

1604 ms

removing-self-adhesive-stamps%20.jpg

removing-self-adhesive-stamps%20.jpg

1459 ms

analytics.js

analytics.js

38 ms

Mark-Foley.jpg

Mark-Foley.jpg

1448 ms

footer-pattern.png

footer-pattern.png

1456 ms

assurance-card_180x54.png

assurance-card_180x54.png

1424 ms

loader.gif

loader.gif

1458 ms

collect

collect

12 ms

bullets2.png

bullets2.png

334 ms

ttlarge_left.png

ttlarge_left.png

360 ms

ttlarge_right.png

ttlarge_right.png

382 ms

Accessibility Review

un-du.com accessibility score

69

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

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

un-du.com best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

un-du.com SEO score

93

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

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 Un-du.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 Un-du.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

un-du.com

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