819 ms in total
148 ms
576 ms
95 ms
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Visit oldschooldos.comWe analyzed Oldschooldos.com page load time and found that the first response time was 148 ms and then it took 671 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
oldschooldos.com performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value10.4 s
0/100
25%
Value30.2 s
0/100
10%
Value1,450 ms
15/100
30%
Value0.113
86/100
15%
Value10.8 s
21/100
10%
148 ms
384 ms
16 ms
25 ms
26 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 95% of them (35 requests) were addressed to the original Oldschooldos.com, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (384 ms) belongs to the original domain Oldschooldos.com.
Page size can be reduced by 43.3 kB (64%)
67.8 kB
24.5 kB
In fact, the total size of Oldschooldos.com main page is 67.8 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. Only 10% of websites need less resources to load. Javascripts take 52.9 kB which makes up the majority of the site volume.
Potential reduce by 11.3 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 11.3 kB or 79% of the original size.
Potential reduce by 5 B
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. Oldschooldos images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Number of requests can be reduced by 29 (83%)
35
6
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oldschooldos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
oldschooldos.com
148 ms
www.oldschooldos.com
384 ms
analytics.js
16 ms
header.gif
25 ms
navigation.gif
26 ms
navspace.gif
26 ms
home.gif
25 ms
forum.gif
25 ms
contact.gif
26 ms
help.gif
26 ms
applications.gif
26 ms
links.gif
27 ms
navspace2.gif
27 ms
allgames.gif
26 ms
3dshooter.gif
28 ms
actionarcade.png
27 ms
adventure.gif
28 ms
other.gif
28 ms
puzzle.gif
28 ms
racing.gif
29 ms
rpg.gif
29 ms
sidescroller.gif
29 ms
sports.gif
31 ms
strategy.gif
31 ms
break.gif
31 ms
affiliates.gif
33 ms
navspacer.gif
32 ms
navbottom.gif
33 ms
box_header_top.gif
36 ms
box_header_left.gif
37 ms
box_header_right.gif
37 ms
box_header_bottom.gif
38 ms
box_left.gif
38 ms
pixel.gif
38 ms
box_right.gif
42 ms
box_bottom.gif
42 ms
collect
13 ms
oldschooldos.com 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.
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
oldschooldos.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
oldschooldos.com SEO score
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
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
ZH
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oldschooldos.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Oldschooldos.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.
oldschooldos.com
Open Graph description is not detected on the main page of Oldschooldos. 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: