Access hdms17.aueb.gr. Τμήμα Διοικητικής Επιστήμης και Τεχνολογίας

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.43

22/100

15%

TTI (Time to Interactive)

Value16.5 s

5/100

10%

hdms17.aueb.gr

447 ms

dmst

1087 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

139 ms

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

278 ms

css_5JyD8VdL98xXgt3T-NxjxhwK4KMq2LvetAK3yozu51o.css

417 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Hdms17.aueb.gr, 83% (98 requests) were made to Dept.aueb.gr and 5% (6 requests) were made to Cdn.userway.org. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Dept.aueb.gr.

Content Size

1.5 MB

After Optimization

1.0 MB

In fact, the total size of Hdms17.aueb.gr main page is 1.5 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. 60% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 217.6 kB

Original 253.6 kB
After minification 236.6 kB
After compression 36.0 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 217.6 kB or 86% of the original size.

Image Optimization

-26%

Potential reduce by 262.1 kB

Original 1.0 MB
After minification 745.9 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. Obviously, Hdms 17 Aueb needs image optimization as it can save up to 262.1 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-19%

Potential reduce by 41.6 kB

Original 214.6 kB
After minification 213.9 kB
After compression 173.0 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 41.6 kB or 19% of the original size.

CSS Optimization

-1%

Potential reduce by 477 B

Original 51.7 kB
After minification 51.7 kB
After compression 51.2 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. Hdms17.aueb.gr has all CSS files already compressed.

Requests Now

113

After Optimization

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hdms 17 Aueb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

ARIA input fields do not have accessible names

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Hdms17.aueb.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 Hdms17.aueb.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

hdms17.aueb.gr

Open Graph description is not detected on the main page of Hdms 17 Aueb. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Τμήμα Διοικητικής Επιστήμης και Τεχνολογίας | Οικονομικό Πανεπιστήμιο Αθηνών

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

hdms17.aueb.gr

dmst

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

css_5JyD8VdL98xXgt3T-NxjxhwK4KMq2LvetAK3yozu51o.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

hdms17.aueb.gr

dmst

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

css_5JyD8VdL98xXgt3T-NxjxhwK4KMq2LvetAK3yozu51o.css

css_R-jk_FQac0DrqwM-zCS7zfBIQXPRKEjqK2UMq8h8faw.css

css_x_7YWDnD8WJOs6djMMZ6hS5YSkyPIfgxcOyEZWW1c8M.css

font-awesome.min.css

css_03dIR6mBSP7OdvE9JleUd_oSWRHUKdjnLwytWiQ-RLA.css

css_ci_7TdFP114Un2O9m1S1n-m8JUvzSM-uXgfGbxgdd50.css

css_x5owOZaCGw7XRtLVRnem8PRmeEJ4xltGCfEi2NvVmoA.css

logo_top.jpg

esdp_logo_top.png

el.png

en.png

fb.jpg

twitter.jpg

lk.jpg

youtube.jpg

bl.jpg

rss.jpg

searchico.png

searchicox.png

dmst.png

jquery-1.10.2.min.js

js

jquery-1.8.3.min.js

js_Hfha9RCTNm8mqMDLXriIsKGMaghzs4ZaqJPLj2esi7s.js

jquery-ui.min.js

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slide1.jpg

banner2_0.jpg

newsleeter_banner.jpg

testimonials_0.jpg

housing.jpg

first_place.jpg

details.png

Sarasvathy.jpg