Tools & Wizards About Us
alldup.info screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

alldup.info

AllDup - Duplicate File Finder Software (Freeware)

Page Load Speed

2.4 sec in total

First Response

244 ms

Resources Loaded

1.9 sec

Page Rendered

193 ms

alldup.info screenshot

About Website

Visit alldup.info now to see the best up-to-date All Dup content for United States and also check out these interesting facts you probably never knew about alldup.info

The free software AllDup helps you to find and delete duplicate files under Windows

Visit alldup.info

Key Findings

We analyzed Alldup.info page load time and found that the first response time was 244 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

alldup.info performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.365

29/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

alldup.info

244 ms

alldup.info

550 ms

init3.css

211 ms

layout2.css

303 ms

top.css

310 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that all of those requests were addressed to Alldup.info and no external sources were called. The less responsive or slowest element that took the longest time to load (676 ms) belongs to the original domain Alldup.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.0 kB (41%)

Content Size

101.3 kB

After Optimization

59.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alldup.info main page is 101.3 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. 15% of websites need less resources to load. Images take 50.1 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 9.3 kB

  • Original 12.7 kB
  • After minification 12.2 kB
  • After compression 3.4 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 9.3 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 1.7 kB

  • Original 50.1 kB
  • After minification 48.4 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. All Dup images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 2.2 kB

  • Original 2.9 kB
  • After minification 2.1 kB
  • After compression 650 B

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 2.2 kB or 77% of the original size.

CSS Optimization

-81%

Potential reduce by 28.8 kB

  • Original 35.7 kB
  • After minification 21.7 kB
  • After compression 6.9 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. Alldup.info needs all CSS files to be minified and compressed as it can save up to 28.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (54%)

Requests Now

24

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of All Dup. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

alldup.info

alldup.info

244 ms

alldup.info

alldup.info

550 ms

init3.css

init3.css

211 ms

layout2.css

layout2.css

303 ms

top.css

top.css

310 ms

sidemenu2.css

sidemenu2.css

311 ms

content2.css

content2.css

310 ms

footer2.css

footer2.css

317 ms

web.css

web.css

322 ms

media2.css

media2.css

402 ms

header.js

header.js

412 ms

sidemenu.js

sidemenu.js

412 ms

menubar.js

menubar.js

413 ms

company-logo.png

company-logo.png

109 ms

download_area2.png

download_area2.png

105 ms

customer_account.png

customer_account.png

104 ms

globe_w.png

globe_w.png

105 ms

home.png

home.png

109 ms

toggle-minus.png

toggle-minus.png

102 ms

domain_alldup.jpg

domain_alldup.jpg

303 ms

boxshot_alldup.jpg

boxshot_alldup.jpg

208 ms

giga.png

giga.png

208 ms

snapfiles125_award40.png

snapfiles125_award40.png

209 ms

snapfiles_excellent.jpg

snapfiles_excellent.jpg

225 ms

globe.png

globe.png

215 ms

montserrat-regular.ttf

montserrat-regular.ttf

676 ms

print2.css

print2.css

108 ms

Accessibility Review

alldup.info accessibility score

90

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.

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

alldup.info 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

SEO Factors

alldup.info SEO score

91

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

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 Alldup.info 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 Alldup.info 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

alldup.info

Open Graph description is not detected on the main page of All Dup. 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: