453 ms in total
35 ms
193 ms
225 ms
Visit classroom.kidshealth.org now to see the best up-to-date Classroom Kids Health content for United States and also check out these interesting facts you probably never knew about classroom.kidshealth.org
Visit classroom.kidshealth.orgWe analyzed Classroom.kidshealth.org page load time and found that the first response time was 35 ms and then it took 418 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
classroom.kidshealth.org performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value7.9 s
3/100
25%
Value4.1 s
79/100
10%
Value250 ms
84/100
30%
Value0.097
90/100
15%
Value5.7 s
68/100
10%
35 ms
24 ms
19 ms
24 ms
22 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Classroom.kidshealth.org, 4% (2 requests) were made to Statse.webtrendslive.com. The less responsive or slowest element that took the longest time to load (53 ms) belongs to the original domain Classroom.kidshealth.org.
Page size can be reduced by 118.5 kB (33%)
359.2 kB
240.8 kB
In fact, the total size of Classroom.kidshealth.org main page is 359.2 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. 20% of websites need less resources to load. Images take 219.1 kB which makes up the majority of the site volume.
Potential reduce by 21.8 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. This page needs HTML code to be minified as it can gain 7.7 kB, which is 28% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 21.8 kB or 80% of the original size.
Potential reduce by 9.0 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. Classroom Kids Health images are well optimized though.
Potential reduce by 59.7 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 59.7 kB or 76% of the original size.
Potential reduce by 28.0 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. Classroom.kidshealth.org needs all CSS files to be minified and compressed as it can save up to 28.0 kB or 83% of the original size.
Number of requests can be reduced by 28 (57%)
49
21
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Classroom Kids Health. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
classroom.kidshealth.org
35 ms
webtrends.min.js
24 ms
prototype.lite.js;pv37aa7ceb23dcad7c
19 ms
moo.fx.js;pve3f36160a3ab1e63
24 ms
moo.fx.pack.js;pvcb026ebb08e08312
22 ms
khcMenu.js;pvf3eba68dcb4ef217
16 ms
khCommon.js;pv2369342249a03c63
19 ms
main.css;pvc8ad9ed3b789426d
25 ms
xmlhttp.js
31 ms
ss.js
33 ms
icTabs.js;pv79e5f7565b2f1e4c
32 ms
homePage.css;pvcf70f5a658485282
33 ms
left-nav.css
12 ms
advancedLinkTracking.js
10 ms
wtid.js
20 ms
icTabs.css
16 ms
main_content_bg.png
12 ms
header_bg.png
9 ms
logo_top.png
8 ms
vertical_dots_small.png
9 ms
anigirl.gif
12 ms
search_button.png
9 ms
nav_and_welcome_bg.png
22 ms
nav_head.png
16 ms
arrow_right.gif
17 ms
tlcc-up.gif
17 ms
tlpk2-up.gif
19 ms
tl35-up.gif
22 ms
tl69-up.gif
24 ms
tl912-up.gif
25 ms
top-nav-bar.gif
25 ms
htbw.jpg
38 ms
welcome.jpg
31 ms
homework.jpg
50 ms
sesame.jpg
35 ms
specialneeds.jpg
47 ms
fp_check.png
37 ms
button_white_arrow.gif
39 ms
fp_dots.png
42 ms
KHC_Homepage_videoIcon.png
43 ms
pencil.png
45 ms
fp_envelope.png
47 ms
fp_mouse.png
49 ms
logo-im.gif
50 ms
footer_bg.png
53 ms
footer_logo.png
52 ms
dcs.gif
4 ms
elmoStatic.gif
10 ms
left_both.gif
9 ms
right_both.gif
9 ms
classroom.kidshealth.org accessibility score
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
Form elements do not have associated labels
classroom.kidshealth.org 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
classroom.kidshealth.org 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Classroom.kidshealth.org 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 Classroom.kidshealth.org 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.
classroom.kidshealth.org
Open Graph description is not detected on the main page of Classroom Kids Health. 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: