Tools & Wizards About Us
ksurf.net screenshot

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

ksurf.net

Virtual University Press - Great Classics of the Past and Future

Page Load Speed

23.1 sec in total

First Response

96 ms

Resources Loaded

4.2 sec

Page Rendered

18.8 sec

ksurf.net screenshot

About Website

Click here to check amazing Ksurf content. Otherwise, check out these important facts you probably never knew about ksurf.net

We publish an ecclectic mix of literary classics, textbooks, and interactive study guides. We also host virtual classrooms with self-scoring quizzes, prompts, videos & other study tools.

Visit ksurf.net

Key Findings

We analyzed Ksurf.net page load time and found that the first response time was 96 ms and then it took 23 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

ksurf.net performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value2.8 s

95/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

ksurf.net

96 ms

vu.org

515 ms

analytics.js

392 ms

jquery.min.js

526 ms

spectrum2017.js

478 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Ksurf.net, 50% (5 requests) were made to Vu.org and 20% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Static.addtoany.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 174.3 kB (46%)

Content Size

379.0 kB

After Optimization

204.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ksurf.net main page is 379.0 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. 25% of websites need less resources to load. Javascripts take 165.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 48.5 kB

  • Original 60.7 kB
  • After minification 58.0 kB
  • After compression 12.2 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 48.5 kB or 80% of the original size.

Image Optimization

-3%

Potential reduce by 2.7 kB

  • Original 102.3 kB
  • After minification 99.6 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. Ksurf images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 78.1 kB

  • Original 165.7 kB
  • After minification 155.8 kB
  • After compression 87.6 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 78.1 kB or 47% of the original size.

CSS Optimization

-89%

Potential reduce by 45.0 kB

  • Original 50.3 kB
  • After minification 24.9 kB
  • After compression 5.3 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. Ksurf.net needs all CSS files to be minified and compressed as it can save up to 45.0 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (38%)

Requests Now

8

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ksurf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ksurf.net

ksurf.net

96 ms

vu.org

vu.org

515 ms

analytics.js

analytics.js

392 ms

jquery.min.js

jquery.min.js

526 ms

spectrum2017.js

spectrum2017.js

478 ms

vutimeline-1.min.jpg

vutimeline-1.min.jpg

1081 ms

i_external1.png

i_external1.png

477 ms

spectrum2017.css

spectrum2017.css

450 ms

collect

collect

997 ms

page.js

page.js

1092 ms

Accessibility Review

ksurf.net accessibility score

73

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

Best Practices

ksurf.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ksurf.net SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8959-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ksurf.net 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 Ksurf.net main page’s claimed encoding is iso-8959-1. 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.

Social Sharing Optimization

ksurf.net

Open Graph data is detected on the main page of Ksurf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: