3.2 sec in total
682 ms
2.2 sec
335 ms
Visit nerds.cz now to see the best up-to-date Nerds content and also check out these interesting facts you probably never knew about nerds.cz
Originální IT trička, linux trička a Geek trička s potiskem pro geek a Ajťáky. Ideální vánoční geek dárky pro otce a syny. Moderní designová geek trika.
Visit nerds.czWe analyzed Nerds.cz page load time and found that the first response time was 682 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
nerds.cz performance score
name
value
score
weighting
Value0.6 s
100/100
10%
Value0.6 s
100/100
25%
Value1.0 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.6 s
100/100
10%
682 ms
419 ms
71 ms
421 ms
762 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 42% of them (11 requests) were addressed to the original Nerds.cz, 23% (6 requests) were made to Fonts.gstatic.com and 12% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (762 ms) belongs to the original domain Nerds.cz.
Page size can be reduced by 545.8 kB (67%)
820.4 kB
274.6 kB
In fact, the total size of Nerds.cz main page is 820.4 kB. 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. CSS take 368.9 kB which makes up the majority of the site volume.
Potential reduce by 10.8 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. 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 10.8 kB or 71% of the original size.
Potential reduce by 1.2 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. Nerds images are well optimized though.
Potential reduce by 233.4 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 233.4 kB or 66% of the original size.
Potential reduce by 300.3 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. Nerds.cz needs all CSS files to be minified and compressed as it can save up to 300.3 kB or 81% of the original size.
Number of requests can be reduced by 12 (71%)
17
5
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nerds. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
nerds.cz
682 ms
wp-emoji-release.min.js
419 ms
css
71 ms
genericons.css
421 ms
style.css
762 ms
jquery.js
712 ms
jquery-migrate.min.js
216 ms
skip-link-focus-fix.js
216 ms
functions.js
427 ms
wp-embed.min.js
433 ms
xPc6AP-DhCU
179 ms
64B7pkq1niw
260 ms
gravity-trailer-space-1024x512.jpg
742 ms
fVu1p3782bqS2z-CaJvp9i3USBnSvpkopQaUR-2r7iU.ttf
62 ms
lJAvZoKA5NttpPc9yc6lPbOLyRJkM5aLlPlkJMOAyH0.ttf
82 ms
PIbvSEyHEdL91QLOQRnZ19qQynqKV_9Plp7mupa0S4g.ttf
114 ms
erE3KsIWUumgD1j_Ca-V-6CWcynf_cDxXwCLxiixG1c.ttf
123 ms
Genericons.svg
655 ms
8AAnjaY2BgYGQAgjO2i86D6AshzNIwGgBAmQUAAAA=
2 ms
www-embed-player-vflfNyN_r.css
87 ms
www-embed-player.js
124 ms
base.js
196 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
48 ms
ad_status.js
120 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
12 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
78 ms
nerds.cz accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
nerds.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
nerds.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nerds.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Nerds.cz 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.
nerds.cz
Open Graph description is not detected on the main page of Nerds. 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: