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cobar.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

cobar.com

Balver Zinn - Solders, Anodes, alloys and wires for electronic industry and surface refinement - Balver Zinn

Page Load Speed

4 sec in total

First Response

270 ms

Resources Loaded

3.3 sec

Page Rendered

473 ms

cobar.com screenshot

About Website

Visit cobar.com now to see the best up-to-date Cobar content and also check out these interesting facts you probably never knew about cobar.com

Balver Zinn Josef Jost GmbH & Co. KG is a leading manufacturer of solders, high-quality anodes, alloys and wires for the electronic industry and surface refinement applications.

Visit cobar.com

Key Findings

We analyzed Cobar.com page load time and found that the first response time was 270 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cobar.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

270 ms

958 ms

app.js

678 ms

jquery.mmenu.all.css

132 ms

layout.min.css,colorbox.min.css,all.scss-d388e350.css

301 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Cobar.com, 11% (7 requests) were made to Mein.clickskeks.at and 9% (6 requests) were made to A.tile.openstreetmap.org. The less responsive or slowest element that took the longest time to load (958 ms) relates to the external source Balverzinn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 134.1 kB (10%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cobar.com main page is 1.3 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. 45% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 77.3 kB

  • Original 92.7 kB
  • After minification 90.6 kB
  • After compression 15.4 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 77.3 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 23.4 kB

  • Original 1.0 MB
  • After minification 1.0 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. Cobar images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 23.7 kB

  • Original 144.9 kB
  • After minification 144.9 kB
  • After compression 121.2 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 23.7 kB or 16% of the original size.

CSS Optimization

-26%

Potential reduce by 9.7 kB

  • Original 37.9 kB
  • After minification 37.9 kB
  • After compression 28.2 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. Cobar.com needs all CSS files to be minified and compressed as it can save up to 9.7 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (39%)

Requests Now

57

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cobar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

270 ms

958 ms

app.js

app.js

678 ms

jquery.mmenu.all.css

jquery.mmenu.all.css

132 ms

layout.min.css,colorbox.min.css,all.scss-d388e350.css

layout.min.css,colorbox.min.css,all.scss-d388e350.css

301 ms

jquery.min.js,jquery-ui-tabs.js,core.js-cc1a0c0d.js

jquery.min.js,jquery-ui-tabs.js,core.js-cc1a0c0d.js

546 ms

jquery.mmenu.all.js

jquery.mmenu.all.js

446 ms

leaflet.css

leaflet.css

330 ms

leaflet.js

leaflet.js

546 ms

slick.min.js

slick.min.js

331 ms

colorbox.min.js

colorbox.min.js

422 ms

jquery-ui.min.js

jquery-ui.min.js

440 ms

app.css

app.css

96 ms

module.js

module.js

194 ms

widget

widget

282 ms

logo.svg

logo.svg

142 ms

search.svg

search.svg

141 ms

nav-lote-d5e04cab.jpg

nav-lote-d5e04cab.jpg

335 ms

nav-flussmittel-7e6658e2.jpg

nav-flussmittel-7e6658e2.jpg

280 ms

nav-oberflaeche-a02ef59d.png

nav-oberflaeche-a02ef59d.png

458 ms

nav-lotdraehte-4614034c.jpg

nav-lotdraehte-4614034c.jpg

333 ms

nav-lotpasten-a244426f.jpg

nav-lotpasten-a244426f.jpg

512 ms

nav-dienstleistungen-4ac9b59b.jpg

nav-dienstleistungen-4ac9b59b.jpg

489 ms

newsletter.svg

newsletter.svg

348 ms

de.svg

de.svg

447 ms

it.svg

it.svg

449 ms

gb.svg

gb.svg

458 ms

nl.svg

nl.svg

559 ms

es.svg

es.svg

584 ms

close_w.svg

close_w.svg

573 ms

top.svg

top.svg

572 ms

ubuntu-v14-latin-regular.woff

ubuntu-v14-latin-regular.woff

648 ms

ubuntu-v14-latin-300.woff

ubuntu-v14-latin-300.woff

673 ms

ubuntu-v14-latin-700.woff

ubuntu-v14-latin-700.woff

699 ms

phone.svg

phone.svg

631 ms

email.svg

email.svg

633 ms

marker.svg

marker.svg

672 ms

send.svg

send.svg

690 ms

smartphone-call.svg

smartphone-call.svg

713 ms

fax.svg

fax.svg

716 ms

641084b9f9b15646843ca617

641084b9f9b15646843ca617

165 ms

1365.png

1365.png

114 ms

1365.png

1365.png

107 ms

1364.png

1364.png

105 ms

1364.png

1364.png

68 ms

1366.png

1366.png

67 ms

1366.png

1366.png

70 ms

1365.png

1365.png

68 ms

1364.png

1364.png

69 ms

marker-icon.png

marker-icon.png

529 ms

marker-shadow.png

marker-shadow.png

552 ms

1366.png

1366.png

64 ms

1364.png

1364.png

65 ms

1364.png

1364.png

65 ms

1365.png

1365.png

65 ms

1366.png

1366.png

66 ms

1366.png

1366.png

62 ms

1365.png

1365.png

62 ms

1365.png

1365.png

62 ms

1364.png

1364.png

61 ms

1366.png

1366.png

61 ms

consent

consent

250 ms

details

details

95 ms

print.css

print.css

133 ms

Accessibility Review

cobar.com accessibility score

80

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

[role]s are not contained by their required parent element

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

cobar.com 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

cobar.com SEO score

75

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 doesn't use 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 Cobar.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 Cobar.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

cobar.com

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