18.4 sec in total
163 ms
7.8 sec
10.4 sec
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Visit flatworldknowledge.comWe analyzed Flatworldknowledge.com page load time and found that the first response time was 163 ms and then it took 18.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
flatworldknowledge.com performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value10.0 s
0/100
25%
Value5.5 s
54/100
10%
Value470 ms
61/100
30%
Value0.424
22/100
15%
Value13.3 s
12/100
10%
163 ms
148 ms
545 ms
294 ms
163 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Flatworldknowledge.com, 74% (23 requests) were made to Catalog.flatworldknowledge.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Googletagmanager.com.
Page size can be reduced by 1.3 MB (41%)
3.1 MB
1.8 MB
In fact, the total size of Flatworldknowledge.com main page is 3.1 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. 55% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 11.0 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 11.0 kB or 62% of the original size.
Potential reduce by 428.3 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, Flat World Knowledge needs image optimization as it can save up to 428.3 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 482.1 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 482.1 kB or 66% of the original size.
Potential reduce by 348.6 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. Flatworldknowledge.com needs all CSS files to be minified and compressed as it can save up to 348.6 kB or 82% of the original size.
Number of requests can be reduced by 12 (46%)
26
14
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Flat World Knowledge. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
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flatworldknowledge.com accessibility score
flatworldknowledge.com 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
flatworldknowledge.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Flatworldknowledge.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Flatworldknowledge.com main page’s claimed encoding is iso-8859-1. 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.
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flatworldknowledge.com
Open Graph data is detected on the main page of Flat World Knowledge. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: