429 ms in total
145 ms
185 ms
99 ms
Visit classstudy.com now to see the best up-to-date Class Study content and also check out these interesting facts you probably never knew about classstudy.com
ClassStudy.com is a site that allows students and instructors to communicate directly with each other by providing a dedicated forum for every class in every univesrty and college.
Visit classstudy.comWe analyzed Classstudy.com page load time and found that the first response time was 145 ms and then it took 284 ms 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.
classstudy.com performance score
name
value
score
weighting
Value2.6 s
62/100
10%
Value4.5 s
36/100
25%
Value3.1 s
93/100
10%
Value970 ms
28/100
30%
Value0.002
100/100
15%
Value4.4 s
84/100
10%
145 ms
35 ms
Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Classstudy.com and no external sources were called. The less responsive or slowest element that took the longest time to load (145 ms) belongs to the original domain Classstudy.com.
Page size can be reduced by 251 B (44%)
567 B
316 B
In fact, the total size of Classstudy.com main page is 567 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 567 B which makes up the majority of the site volume.
Potential reduce by 251 B
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 251 B or 44% of the original size.
We found no issues to fix!
1
1
The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Class Study. According to our analytics all requests are already optimized.
classstudy.com
145 ms
blank.gif
35 ms
classstudy.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.
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
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
classstudy.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
classstudy.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Classstudy.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 Classstudy.com 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.
classstudy.com
Open Graph description is not detected on the main page of Class Study. 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: