3 sec in total
479 ms
2.3 sec
243 ms
Click here to check amazing Sciencechannel content for Canada. Otherwise, check out these important facts you probably never knew about sciencechannel.ca
test description
Visit sciencechannel.caWe analyzed Sciencechannel.ca page load time and found that the first response time was 479 ms and then it took 2.6 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. This domain responded with an error, which can significantly jeopardize Sciencechannel.ca rating and web reputation
sciencechannel.ca performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value12.3 s
0/100
25%
Value15.3 s
1/100
10%
Value17,290 ms
0/100
30%
Value0.139
79/100
15%
Value33.9 s
0/100
10%
479 ms
892 ms
51 ms
21 ms
7 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 60% of them (46 requests) were addressed to the original Sciencechannel.ca, 4% (3 requests) were made to Tpc.googlesyndication.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (892 ms) belongs to the original domain Sciencechannel.ca.
Page size can be reduced by 897.4 kB (63%)
1.4 MB
524.8 kB
In fact, the total size of Sciencechannel.ca main page is 1.4 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. 70% of websites need less resources to load. Javascripts take 685.9 kB which makes up the majority of the site volume.
Potential reduce by 68.9 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 68.9 kB or 77% of the original size.
Potential reduce by 21.0 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. Sciencechannel images are well optimized though.
Potential reduce by 447.6 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 447.6 kB or 65% of the original size.
Potential reduce by 359.9 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. Sciencechannel.ca needs all CSS files to be minified and compressed as it can save up to 359.9 kB or 87% of the original size.
Number of requests can be reduced by 29 (41%)
71
42
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sciencechannel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
sciencechannel.ca
479 ms
www.sciencechannel.ca
892 ms
analytics.js
51 ms
discovery.css
21 ms
font-awesome.css
7 ms
platform.js
109 ms
site-wide-C744580029C4BD23F5E52792C3665D03.js
98 ms
socialize.js
184 ms
main.js
234 ms
widgets.js
63 ms
WebResource.axd
88 ms
ScriptResource.axd
72 ms
ScriptResource.axd
73 ms
conversion.js
71 ms
IncludeAuth2
174 ms
AdManager.js
100 ms
style.css
54 ms
jquery-ui-1.10.3.custom.min.css
107 ms
owl.carousel.css
107 ms
owl.theme.css
94 ms
jquery.fancybox.css
105 ms
collect
19 ms
stylesheet.css
43 ms
BGImage.jpg
226 ms
brand-logo.png
20 ms
.aspx
223 ms
Test-1.aspx
176 ms
Test-1-(1).aspx
223 ms
Test-1.aspx
177 ms
Test-1-(1).aspx
223 ms
Test-1.aspx
223 ms
Test-1-(1).aspx
222 ms
Test-1.aspx
281 ms
Test-1-(1).aspx
254 ms
What-Could-Possibly-Go-Wrong.aspx
306 ms
All-American-Makers.aspx
356 ms
NASA-s-Unexplained-Files.aspx
355 ms
188
280 ms
188
316 ms
188
354 ms
188
408 ms
188
408 ms
188
407 ms
Footer-Divider-A.png
360 ms
Footer-Divider-B.png
361 ms
colablig-webfont.woff
473 ms
colabreg-webfont.woff
472 ms
search-box-bg-image.png
384 ms
search-icon-default.png
449 ms
loader-black-bg.gif
443 ms
gpt.js
11 ms
FooterBG.jpg
430 ms
182 ms
pubads_impl_82.js
122 ms
bell-media-logo.png
438 ms
Footer-DiscoveryLogo.png
436 ms
controltag
156 ms
beacon.js
155 ms
search
257 ms
Mosquitos-kill-more-than-war.aspx
91 ms
prod
70 ms
loader-black-bg.gif
315 ms
pre.png
316 ms
sso.htm
52 ms
show_companion_ad.js
33 ms
ads
109 ms
container.html
32 ms
controltag.js.f8e94fa978cc2569e4b4423df4245d7e
29 ms
67 ms
59 ms
17221995699077497394
79 ms
moatad.js
75 ms
3280994351025642068
126 ms
osd.js
16 ms
sdk.js
308 ms
search
149 ms
s06255367812700
39 ms
sciencechannel.ca 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.
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>).
sciencechannel.ca 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
sciencechannel.ca 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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sciencechannel.ca 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 Sciencechannel.ca 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.
sciencechannel.ca
Open Graph data is detected on the main page of Sciencechannel. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: