4.5 sec in total
670 ms
3.5 sec
309 ms
Click here to check amazing Library Startrek Petr content. Otherwise, check out these important facts you probably never knew about library.startrek-petr.info
Visit library.startrek-petr.infoWe analyzed Library.startrek-petr.info page load time and found that the first response time was 670 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
library.startrek-petr.info performance score
name
value
score
weighting
Value1.6 s
94/100
10%
Value3.4 s
65/100
25%
Value5.5 s
54/100
10%
Value560 ms
53/100
30%
Value0.019
100/100
15%
Value11.3 s
19/100
10%
670 ms
242 ms
387 ms
611 ms
272 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 29% of them (25 requests) were addressed to the original Library.startrek-petr.info, 31% (27 requests) were made to Static.xx.fbcdn.net and 9% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Library.startrek-petr.info.
Page size can be reduced by 483.1 kB (66%)
735.1 kB
252.1 kB
In fact, the total size of Library.startrek-petr.info main page is 735.1 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. 65% of websites need less resources to load. Javascripts take 504.8 kB which makes up the majority of the site volume.
Potential reduce by 122.2 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 122.2 kB or 79% of the original size.
Potential reduce by 4.8 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, Library Startrek Petr needs image optimization as it can save up to 4.8 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 324.3 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 324.3 kB or 64% of the original size.
Potential reduce by 31.8 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. Library.startrek-petr.info needs all CSS files to be minified and compressed as it can save up to 31.8 kB or 92% of the original size.
Number of requests can be reduced by 57 (70%)
81
24
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Library Startrek Petr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
library.startrek-petr.info
670 ms
styl.css
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novystyl.css
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popisky.css
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script3.js
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roll1.css
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roll2.css
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napoveda.png
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banan_234_60.gif
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all.js
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status_online.png
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star.png
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star_green.jpg
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star_red.gif
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new2.gif
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234x60.gif
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counter_1.php
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addthis_widget.js
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film.png
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sipka-dolu.gif
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up.gif
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award_star_gold_1.png
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counter_1.php
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vip.gif
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jquery.js
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counter_1.php
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small.js
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xd_arbiter.php
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like_box.php
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library.startrek-petr.info accessibility score
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
library.startrek-petr.info best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
library.startrek-petr.info SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
N/A
N/A
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Library.startrek-petr.info 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 Library.startrek-petr.info main page’s claimed encoding is windows-1250. 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.
library.startrek-petr.info
Open Graph description is not detected on the main page of Library Startrek Petr. 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: