Access vfu.bg. Варненски свободен университет (ВСУ) "Черноризец Храбър"

name

value

score

weighting

FCP (First Contentful Paint)

Value10.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value23.3 s

0/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value41.0 s

0/100

10%

vfu.bg

481 ms

www.vfu.bg

2141 ms

bootstrap.min.css

756 ms

bootstrap-select.min.css

376 ms

style.css

380 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 72% of them (79 requests) were addressed to the original Vfu.bg, 6% (7 requests) were made to Fonts.gstatic.com and 6% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (5.5 sec) belongs to the original domain Vfu.bg.

Content Size

7.1 MB

After Optimization

6.1 MB

In fact, the total size of Vfu.bg main page is 7.1 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. 70% of websites need less resources to load. Images take 5.9 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 167.7 kB

Original 197.8 kB
After minification 143.9 kB
After compression 30.1 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. This page needs HTML code to be minified as it can gain 53.9 kB, which is 27% 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 167.7 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 287.5 kB

Original 5.9 MB
After minification 5.6 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. Vfu images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 249.8 kB

Original 604.3 kB
After minification 563.3 kB
After compression 354.5 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 249.8 kB or 41% of the original size.

CSS Optimization

-73%

Potential reduce by 280.5 kB

Original 383.4 kB
After minification 336.7 kB
After compression 102.9 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. Vfu.bg needs all CSS files to be minified and compressed as it can save up to 280.5 kB or 73% of the original size.

Requests Now

After Optimization

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vfu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

High

Page has valid source maps

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

BG
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vfu.bg can be misinterpreted by Google and other search engines. Our service has detected that Bulgarian is used on the page, and it does not match the claimed English language. Our system also found out that Vfu.bg 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

vfu.bg

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

Варненски свободен университет (ВСУ) "Черноризец Храбър" - Начало

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

vfu.bg

www.vfu.bg

bootstrap.min.css

bootstrap-select.min.css

style.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

vfu.bg

www.vfu.bg

bootstrap.min.css

bootstrap-select.min.css

style.css

animate.css

font-awesome.css

jquery.mmenu.all.css

jquery.fancybox.css

flexslider.css

jquery.js

jquery.easing.1.3.js

jquery.ui.totop.js

jquery.matchHeight.js

jquery.mmenu.min.all.js

bootstrap.min.js

bootstrap-select.min.js

device.min.js

tmstickup.js

tm-scripts.js

superfish.js

wow.js

functions.js

jquery.fancybox.js

jquery.flexslider-min.js

jquery.rd-parallax.js

jquery.waypoints.js

jquery.counterup.js

js

js

js

addthis_widget.js

lib.css

tables-grayline.css

typography.css

forms.css

default.css

css

css

fbevents.js

gtm.js

logo_mobi.png

logo.png