Tools & Wizards About Us
nanosilver.cz screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

nanosilver.cz

nanosilver.cz | Funkční prádlo s molekulami stříbra

Page Load Speed

5.4 sec in total

First Response

242 ms

Resources Loaded

3.6 sec

Page Rendered

1.6 sec

nanosilver.cz screenshot

About Website

Click here to check amazing Nanosilver content for Czech Republic. Otherwise, check out these important facts you probably never knew about nanosilver.cz

Produkty nanosilver pomáhají s kožními problémy a nepříjemným zápachem při pocení. Pod značkou nanosilver najdete produkty využívající nanotechnologie.

Visit nanosilver.cz

Key Findings

We analyzed Nanosilver.cz page load time and found that the first response time was 242 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

nanosilver.cz performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.086

93/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

nanosilver.cz

242 ms

nanosilver.cz

369 ms

www.nanosilver.cz

989 ms

fbevents.js

33 ms

gjs.php

431 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 7% of them (7 requests) were addressed to the original Nanosilver.cz, 78% (75 requests) were made to I00.eu and 4% (4 requests) were made to Lhinsights.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source I00.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 215.2 kB (20%)

Content Size

1.1 MB

After Optimization

856.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nanosilver.cz main page is 1.1 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. 65% of websites need less resources to load. Images take 725.5 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 215.1 kB

  • Original 241.7 kB
  • After minification 160.8 kB
  • After compression 26.5 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 80.9 kB, which is 33% 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 215.1 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 725.5 kB
  • After minification 725.5 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. Nanosilver images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 51 B

  • Original 104.0 kB
  • After minification 104.0 kB
  • After compression 103.9 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 21 (24%)

Requests Now

88

After Optimization

67

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nanosilver. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nanosilver.cz

nanosilver.cz

242 ms

nanosilver.cz

nanosilver.cz

369 ms

www.nanosilver.cz

www.nanosilver.cz

989 ms

fbevents.js

fbevents.js

33 ms

gjs.php

gjs.php

431 ms

18062.svg

18062.svg

69 ms

icons.svg

icons.svg

343 ms

cz.svg

cz.svg

290 ms

500.woff

500.woff

257 ms

400.woff

400.woff

222 ms

600.woff

600.woff

181 ms

700.woff

700.woff

163 ms

main

main

366 ms

img-loading.svg

img-loading.svg

248 ms

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22657.jpg

72 ms

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22212.png

84 ms

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213 ms

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137 ms

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246 ms

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441 ms

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428 ms

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490 ms

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526 ms

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581 ms

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614 ms

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632 ms

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815 ms

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667 ms

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686 ms

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798 ms

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763 ms

22492.jpg

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742 ms

pt.js

pt.js

490 ms

js

js

126 ms

js

js

144 ms

hotjar-324725.js

hotjar-324725.js

154 ms

agent.js

agent.js

581 ms

piwik.js

piwik.js

735 ms

rc.js

rc.js

759 ms

package_cz.min.js

package_cz.min.js

547 ms

runtime.d7e4ff3b.js

runtime.d7e4ff3b.js

667 ms

553.33b59e44.js

553.33b59e44.js

669 ms

package.min.css

package.min.css

637 ms

frontend.6915220b.js

frontend.6915220b.js

651 ms

_pt.min.js

_pt.min.js

623 ms

rum-1.2.3.js

rum-1.2.3.js

621 ms

17612.jpg

17612.jpg

624 ms

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622 ms

modules.349061f2d87d84c4c336.js

modules.349061f2d87d84c4c336.js

22 ms

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619 ms

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1296 ms

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555 ms

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1198 ms

popup

popup

212 ms

collect

collect

322 ms

collect

collect

394 ms

21759.jpg

21759.jpg

522 ms

piwik.php

piwik.php

155 ms

22196.jpg

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420 ms

Accessibility Review

nanosilver.cz accessibility score

88

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

Links do not have a discernible name

Best Practices

nanosilver.cz best practices score

67

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nanosilver.cz SEO score

90

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

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

nanosilver.cz

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