808 ms in total
349 ms
359 ms
100 ms
Click here to check amazing Matemaciek content. Otherwise, check out these important facts you probably never knew about matemaciek.com
Visit matemaciek.comWe analyzed Matemaciek.com page load time and found that the first response time was 349 ms and then it took 459 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
matemaciek.com performance score
name
value
score
weighting
Value0.6 s
100/100
10%
Value20.5 s
0/100
25%
Value13.4 s
2/100
10%
Value13,020 ms
0/100
30%
Value0.236
53/100
15%
Value25.5 s
0/100
10%
349 ms
Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Matemaciek.com and no external sources were called. The less responsive or slowest element that took the longest time to load (349 ms) belongs to the original domain Matemaciek.com.
Page size can be reduced by 203 B (50%)
406 B
203 B
In fact, the total size of Matemaciek.com main page is 406 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 406 B which makes up the majority of the site volume.
Potential reduce by 203 B
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 120 B, which is 30% 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 203 B or 50% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
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matemaciek.com accessibility score
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
ARIA input fields do not have accessible names
[role]s are not contained by their required parent element
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Form elements do not have associated labels
matemaciek.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
matemaciek.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Matemaciek.com 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Matemaciek.com 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.
{{og_description}}
matemaciek.com
Open Graph description is not detected on the main page of Matemaciek. 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: