Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 0

    Best Practices

  • 69

    SEO

    Google-friendlier than
    37% of websites

kurzweilai.net

Kurzweil

Page Load Speed

4.7 sec in total

First Response

950 ms

Resources Loaded

2.8 sec

Page Rendered

1 sec

kurzweilai.net screenshot

About Website

Visit kurzweilai.net now to see the best up-to-date Kurzweil Ai content for United States and also check out these interesting facts you probably never knew about kurzweilai.net

Launched in 2001, KurzweilAI explores the forecasts and insights on accelerating change articulated in Ray Kurzweil’s landmark books — notably The Age of Spiritual Machines and The Singularity Is Near...

Visit kurzweilai.net

Key Findings

We analyzed Kurzweilai.net page load time and found that the first response time was 950 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

kurzweilai.net performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

www.kurzweilai.net

950 ms

screen.css

81 ms

prettyPhoto.css

63 ms

addtoany.min.css

59 ms

swfobject.js

61 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 92% of them (109 requests) were addressed to the original Kurzweilai.net, 2% (2 requests) were made to Apis.google.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (950 ms) belongs to the original domain Kurzweilai.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 568.7 kB (27%)

Content Size

2.1 MB

After Optimization

1.5 MB

In fact, the total size of Kurzweilai.net main page is 2.1 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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 75.4 kB

  • Original 96.7 kB
  • After minification 89.6 kB
  • After compression 21.3 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 75.4 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 53.8 kB

  • Original 1.4 MB
  • After minification 1.3 MB

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. Kurzweil Ai images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 314.0 kB

  • Original 465.0 kB
  • After minification 452.4 kB
  • After compression 151.0 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 314.0 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 125.6 kB

  • Original 146.7 kB
  • After minification 111.0 kB
  • After compression 21.2 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. Kurzweilai.net needs all CSS files to be minified and compressed as it can save up to 125.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (32%)

Requests Now

118

After Optimization

80

The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kurzweil Ai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kurzweilai.net accessibility score

88

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

Links do not have a discernible name

SEO Factors

kurzweilai.net SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kurzweilai.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Kurzweilai.net 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Kurzweil Ai. 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: