1.8 sec in total
153 ms
1.6 sec
117 ms
Visit chess.math.com now to see the best up-to-date Chess Math content for United States and also check out these interesting facts you probably never knew about chess.math.com
Math.com Chess - Play Chess against the Computer
Visit chess.math.comWe analyzed Chess.math.com page load time and found that the first response time was 153 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
chess.math.com performance score
name
value
score
weighting
Value1.2 s
99/100
10%
Value2.2 s
95/100
25%
Value2.8 s
96/100
10%
Value1,410 ms
15/100
30%
Value0.01
100/100
15%
Value8.8 s
36/100
10%
153 ms
68 ms
134 ms
6 ms
7 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 38% of them (28 requests) were addressed to the original Chess.math.com, 8% (6 requests) were made to Pagead2.googlesyndication.com and 7% (5 requests) were made to Speed-s.pointroll.com. The less responsive or slowest element that took the longest time to load (440 ms) relates to the external source Js.dmtry.com.
Page size can be reduced by 303.6 kB (74%)
412.0 kB
108.5 kB
In fact, the total size of Chess.math.com main page is 412.0 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. 35% of websites need less resources to load. Javascripts take 343.1 kB which makes up the majority of the site volume.
Potential reduce by 26.4 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 26.4 kB or 83% of the original size.
Potential reduce by 2.1 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, Chess Math needs image optimization as it can save up to 2.1 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 258.6 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 258.6 kB or 75% of the original size.
Potential reduce by 16.5 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. Chess.math.com needs all CSS files to be minified and compressed as it can save up to 16.5 kB or 84% of the original size.
Number of requests can be reduced by 53 (76%)
70
17
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chess Math. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
chess.math.com
153 ms
chess_6k.css
68 ms
fancy_chess_6k.js
134 ms
cookieconsent.min.js
6 ms
show_ads.js
7 ms
chess_6k.js
158 ms
urchin.js
5 ms
ca-pub-2258608561945403.js
49 ms
zrt_lookup.html
44 ms
show_ads_impl.js
73 ms
math_jobs.gif
119 ms
nada.gif
119 ms
homework_OFF.GIF
118 ms
practice_OFF.GIF
117 ms
askexpert_OFF.GIF
138 ms
tools_OFF.GIF
140 ms
games_ON.GIF
141 ms
store_OFF.GIF
143 ms
or_solid_top_rt_whitebk.gif
144 ms
or_solid_top_rt_yellowbk.gif
143 ms
poweredby_FFFFFF.gif
39 ms
branding.css
25 ms
__utm.gif
50 ms
top_background.png
139 ms
0.gif
145 ms
2.gif
147 ms
3.gif
142 ms
4.gif
149 ms
5.gif
148 ms
6.gif
204 ms
1.gif
208 ms
9.gif
210 ms
10.gif
209 ms
11.gif
211 ms
12.gif
212 ms
13.gif
269 ms
14.gif
273 ms
bottom_background.png
276 ms
ads
179 ms
osd.js
5 ms
108 ms
adj
62 ms
beacon
51 ms
96 ms
verify_selector.js
156 ms
blank.gif
155 ms
beacon.js
52 ms
dt
69 ms
34 ms
22 ms
antenna2.js
440 ms
dtc
12 ms
prWriteCode.js
56 ms
adServer.bs
133 ms
RAM_160x600.png
60 ms
PRScript
48 ms
prScript.js
25 ms
prNewOfferBuilder.js
32 ms
prStyles_160x600-ssl.css
14 ms
m
23 ms
verifyr.js
37 ms
0
113 ms
pixel
25 ms
lidar.js
23 ms
sbhK2lTE.js
53 ms
pixel
54 ms
pixel
60 ms
cTrvNaRi.html
9 ms
Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
5 ms
setuid
58 ms
sd
5 ms
light-top.css
20 ms
prStyles_160x600-ssl.css
27 ms
9 ms
chess.math.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-*] attributes do not match their roles
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
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
chess.math.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
chess.math.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
Image elements do not have [alt] attributes
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chess.math.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 Chess.math.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.
chess.math.com
Open Graph description is not detected on the main page of Chess Math. 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: