Tools & Wizards About Us
blacha.biz screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

blacha.biz

blacha, blachy, cięcie blach, blacha walcowana, blacha nierdzewna, blachodachówka, blacha czarna, blacha ryflowana

Page Load Speed

5.6 sec in total

First Response

266 ms

Resources Loaded

4.9 sec

Page Rendered

410 ms

blacha.biz screenshot

About Website

Click here to check amazing Blach A content. Otherwise, check out these important facts you probably never knew about blacha.biz

Portal branży blacharskiej, znajdziesz tutaj firmy, produkty, ogłoszenia, informacje branżowe - blacha.biz

Visit blacha.biz

Key Findings

We analyzed Blacha.biz page load time and found that the first response time was 266 ms and then it took 5.3 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

blacha.biz performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

70/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

blacha.biz

266 ms

www.blacha.biz

582 ms

bootstrap.min.css

436 ms

app.min.css

462 ms

jquery-ui.min.css

352 ms

Our browser made a total of 155 requests to load all elements on the main page. We found that 44% of them (68 requests) were addressed to the original Blacha.biz, 50% (77 requests) were made to Common.v-manager.pl and 5% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Blacha.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 276.4 kB (23%)

Content Size

1.2 MB

After Optimization

947.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blacha.biz main page is 1.2 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. 50% of websites need less resources to load. Images take 744.2 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 269.0 kB

  • Original 303.4 kB
  • After minification 191.3 kB
  • After compression 34.4 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. This page needs HTML code to be minified as it can gain 112.0 kB, which is 37% 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 269.0 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 6.6 kB

  • Original 744.2 kB
  • After minification 737.6 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. Blach A images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 677 B

  • Original 128.3 kB
  • After minification 128.3 kB
  • After compression 127.7 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.

CSS Optimization

-0%

Potential reduce by 106 B

  • Original 47.6 kB
  • After minification 47.6 kB
  • After compression 47.5 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. Blacha.biz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 41 (42%)

Requests Now

97

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blach A. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blacha.biz

blacha.biz

266 ms

www.blacha.biz

www.blacha.biz

582 ms

bootstrap.min.css

bootstrap.min.css

436 ms

app.min.css

app.min.css

462 ms

jquery-ui.min.css

jquery-ui.min.css

352 ms

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70 ms

email-decode.min.js

email-decode.min.js

16 ms

jquery.min.js

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446 ms

inquiries-manager.min.js

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323 ms

bookstore-shipping-cart-manager.min.js

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343 ms

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635 ms

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684 ms

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689 ms

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901 ms

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yii.validation.min.js

697 ms

yii.activeForm.min.js

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785 ms

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Accessibility Review

blacha.biz accessibility score

87

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 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.

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

blacha.biz 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

SEO Factors

blacha.biz SEO score

100

Search Engine Optimization Advices

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

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

blacha.biz

Open Graph description is not detected on the main page of Blach A. 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: