Tools & Wizards About Us
datalabs.edu.gr screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

datalabs.edu.gr

Datalabs - Κέντρο Δια Βίου Μάθησης - Πιστοποιημένα σεμινάρια επαγγελματικής κατάρτισης

Page Load Speed

13.5 sec in total

First Response

550 ms

Resources Loaded

12.2 sec

Page Rendered

723 ms

datalabs.edu.gr screenshot

About Website

Click here to check amazing Datalabs content for Greece. Otherwise, check out these important facts you probably never knew about datalabs.edu.gr

Υψηλής ποιότητας εκπαιδευτικά προγράμματα, βραχυπρόσθεσμα, αλλά και ετήσια. Βασισμένα στις ανάγκες της σημερινής αγοράς εργασίας και διαθέσιμα ΄δια ζώσης, αλλά και εξ αποστάσεως

Visit datalabs.edu.gr

Key Findings

We analyzed Datalabs.edu.gr page load time and found that the first response time was 550 ms and then it took 12.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

datalabs.edu.gr performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

datalabs.edu.gr

550 ms

datalabs.edu.gr

775 ms

allinone.min.css

1407 ms

all.min.css

589 ms

js

59 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 61% of them (27 requests) were addressed to the original Datalabs.edu.gr, 32% (14 requests) were made to Datalabs.azureedge.net and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (9.4 sec) belongs to the original domain Datalabs.edu.gr.

Page Optimization Overview & Recommendations

Page size can be reduced by 323.6 kB (11%)

Content Size

3.0 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Datalabs.edu.gr main page is 3.0 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 121.9 kB

  • Original 137.7 kB
  • After minification 88.5 kB
  • After compression 15.8 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 49.3 kB, which is 36% 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 121.9 kB or 89% of the original size.

Image Optimization

-4%

Potential reduce by 110.4 kB

  • Original 2.5 MB
  • After minification 2.4 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. Datalabs images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 24.8 kB

  • Original 160.6 kB
  • After minification 160.6 kB
  • After compression 135.8 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 24.8 kB or 15% of the original size.

CSS Optimization

-30%

Potential reduce by 66.4 kB

  • Original 220.4 kB
  • After minification 220.4 kB
  • After compression 153.9 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. Datalabs.edu.gr needs all CSS files to be minified and compressed as it can save up to 66.4 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (8%)

Requests Now

39

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Datalabs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

datalabs.edu.gr

datalabs.edu.gr

550 ms

datalabs.edu.gr

datalabs.edu.gr

775 ms

allinone.min.css

allinone.min.css

1407 ms

all.min.css

all.min.css

589 ms

js

js

59 ms

cookie-consent.js

cookie-consent.js

79 ms

allinone.js

allinone.js

771 ms

softwareEngDept.jpg

softwareEngDept.jpg

71 ms

datalabsLogo.png

datalabsLogo.png

590 ms

cbtTag.jpg

cbtTag.jpg

1472 ms

TuvLogo.jpg

TuvLogo.jpg

7050 ms

espaBanner.jpg

espaBanner.jpg

932 ms

diplomait.jpg

diplomait.jpg

944 ms

FacebookReviews.png

FacebookReviews.png

726 ms

GoogleReviews.jpg

GoogleReviews.jpg

894 ms

VisaLogo.png

VisaLogo.png

1031 ms

MastercardLogo.png

MastercardLogo.png

1063 ms

MaestroLogo.png

MaestroLogo.png

1075 ms

VisaSecureLogo.jpg

VisaSecureLogo.jpg

1321 ms

MastercardIdentityLogo.png

MastercardIdentityLogo.png

1232 ms

financeDept.jpg

financeDept.jpg

323 ms

tourismDept.jpg

tourismDept.jpg

322 ms

asepDept.jpg

asepDept.jpg

324 ms

ciscoDept.jpg

ciscoDept.jpg

323 ms

finance_coin.svg

finance_coin.svg

324 ms

Barista_color.svg

Barista_color.svg

337 ms

administration_desk.svg

administration_desk.svg

332 ms

it.svg

it.svg

330 ms

python.svg

python.svg

335 ms

html_css_js.svg

html_css_js.svg

326 ms

CanvaBlog.jpg

CanvaBlog.jpg

578 ms

InteriorDesignBlog.png

InteriorDesignBlog.png

340 ms

Reception.svg

Reception.svg

337 ms

Fpage1of5.svg

Fpage1of5.svg

1465 ms

Fpage2of5.svg

Fpage2of5.svg

1614 ms

Fpage3of5.gif

Fpage3of5.gif

9437 ms

Fpage4of5.svg

Fpage4of5.svg

3787 ms

fpagescholarshipbanner.jpg

fpagescholarshipbanner.jpg

1947 ms

cbtBackground.jpg

cbtBackground.jpg

2063 ms

fpage5of5.svg

fpage5of5.svg

2561 ms

fa-brands-400.woff

fa-brands-400.woff

2651 ms

fa-solid-900.woff

fa-solid-900.woff

3266 ms

fa-regular-400.woff

fa-regular-400.woff

2787 ms

sdk.js

sdk.js

17 ms

Accessibility Review

datalabs.edu.gr accessibility score

96

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

Best Practices

datalabs.edu.gr best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

datalabs.edu.gr SEO score

99

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EL

  • Language Claimed

    EL

  • Encoding

    UTF-8

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

datalabs.edu.gr

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