Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

Page Load Speed

7.7 sec in total

First Response

320 ms

Resources Loaded

2.6 sec

Page Rendered

4.8 sec

tanti.biz screenshot

About Website

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Key Findings

We analyzed Tanti.biz page load time and found that the first response time was 320 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

tanti.biz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.351

31/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

tanti.biz

320 ms

queryLoader.css

99 ms

normalize.css

173 ms

styles_for_all.css

235 ms

jquery-1.8.3.min.js

516 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 76% of them (29 requests) were addressed to the original Tanti.biz, 11% (4 requests) were made to Google-analytics.com and 5% (2 requests) were made to Googleadservices.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Tanti.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 962.1 kB (23%)

Content Size

4.2 MB

After Optimization

3.2 MB

In fact, the total size of Tanti.biz main page is 4.2 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. 35% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 23.9 kB

  • Original 27.6 kB
  • After minification 22.9 kB
  • After compression 3.7 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 4.7 kB, which is 17% 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 23.9 kB or 87% of the original size.

Image Optimization

-20%

Potential reduce by 796.1 kB

  • Original 3.9 MB
  • After minification 3.1 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. Obviously, Tanti needs image optimization as it can save up to 796.1 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-51%

Potential reduce by 103.6 kB

  • Original 202.7 kB
  • After minification 200.9 kB
  • After compression 99.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 103.6 kB or 51% of the original size.

CSS Optimization

-89%

Potential reduce by 38.4 kB

  • Original 43.4 kB
  • After minification 29.2 kB
  • After compression 5.0 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. Tanti.biz needs all CSS files to be minified and compressed as it can save up to 38.4 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (21%)

Requests Now

33

After Optimization

26

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tanti. 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 as a result speed up the page load time.

Accessibility Review

tanti.biz accessibility score

74

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

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

tanti.biz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

tanti.biz SEO score

89

Search Engine Optimization Advices

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    SK

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tanti.biz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Slovak. Our system also found out that Tanti.biz main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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