Tools & Wizards About Us
columbiavac.eu screenshot

Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

columbiavac.eu

Central vacuum cleaners Central Vacuum Cleaning Systems - ColumbiaVac

Page Load Speed

2.2 sec in total

First Response

339 ms

Resources Loaded

1.7 sec

Page Rendered

140 ms

columbiavac.eu screenshot

About Website

Welcome to columbiavac.eu homepage info - get ready to check Columbia Vac best content right away, or after learning these important things about columbiavac.eu

We offer a professional central vacuum systems for many applications. We invite you to get acquainted with the company.

Visit columbiavac.eu

Key Findings

We analyzed Columbiavac.eu page load time and found that the first response time was 339 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

columbiavac.eu performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

columbiavac.eu

339 ms

columbiavac.eu

527 ms

screen.css

118 ms

aristo.css

236 ms

jquery.fancybox-1.3.4.css

368 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 68% of them (17 requests) were addressed to the original Columbiavac.eu, 12% (3 requests) were made to Ajax.googleapis.com and 8% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (527 ms) belongs to the original domain Columbiavac.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 21.2 kB (8%)

Content Size

265.1 kB

After Optimization

243.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Columbiavac.eu main page is 265.1 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. 30% of websites need less resources to load. Javascripts take 123.7 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 14.0 kB

  • Original 19.0 kB
  • After minification 18.4 kB
  • After compression 5.1 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 14.0 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 40 B

  • Original 108.9 kB
  • After minification 108.8 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. Columbia Vac images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 4.7 kB

  • Original 123.7 kB
  • After minification 123.7 kB
  • After compression 119.1 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

-19%

Potential reduce by 2.6 kB

  • Original 13.4 kB
  • After minification 13.4 kB
  • After compression 10.9 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. Columbiavac.eu needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (78%)

Requests Now

23

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Columbia Vac. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

columbiavac.eu

columbiavac.eu

339 ms

columbiavac.eu

columbiavac.eu

527 ms

screen.css

screen.css

118 ms

aristo.css

aristo.css

236 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

368 ms

main.css

main.css

369 ms

jquery.min.js

jquery.min.js

8 ms

jquery-ui.min.js

jquery-ui.min.js

14 ms

jquery-ui-i18n.js

jquery-ui-i18n.js

15 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

375 ms

main.js

main.js

394 ms

ga.js

ga.js

54 ms

background.jpg

background.jpg

132 ms

en_a.gif

en_a.gif

130 ms

de_a.gif

de_a.gif

132 ms

es_a.gif

es_a.gif

133 ms

it_a.gif

it_a.gif

130 ms

pl_a.gif

pl_a.gif

132 ms

cs_a.gif

cs_a.gif

262 ms

header.jpg

header.jpg

479 ms

system_centralnego_odkurzania_przekroj.jpg

system_centralnego_odkurzania_przekroj.jpg

373 ms

all.js

all.js

74 ms

__utm.gif

__utm.gif

37 ms

all.js

all.js

5 ms

29 ms

Accessibility Review

columbiavac.eu accessibility score

94

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.

Best Practices

columbiavac.eu best practices score

58

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

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

columbiavac.eu SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Columbiavac.eu 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 Columbiavac.eu 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

columbiavac.eu

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