Tools & Wizards About Us
zook.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

zook.com

Zoosk | Online Dating Site & App to Find Your Perfect Match

Page Load Speed

1.8 sec in total

First Response

181 ms

Resources Loaded

1.5 sec

Page Rendered

118 ms

zook.com screenshot

About Website

Click here to check amazing Zook content. Otherwise, check out these important facts you probably never knew about zook.com

Meet local singles with Zoosk, an online dating site and dating app that makes it so simple to find your perfect match. Put some love in your life today!

Visit zook.com

Key Findings

We analyzed Zook.com page load time and found that the first response time was 181 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

zook.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value24.4 s

0/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value12,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value31.7 s

0/100

10%

Network Requests Diagram

zook.com

181 ms

www.zoosk.com

256 ms

styles.9d210c65f1da6db7f5f8.css

196 ms

css

160 ms

js

159 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Zook.com, 61% (11 requests) were made to Static3.zoosk.com and 11% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (756 ms) relates to the external source Static3.zoosk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.6 kB (16%)

Content Size

28.9 kB

After Optimization

24.3 kB

  • HTML
  • JavaScript

In fact, the total size of Zook.com main page is 28.9 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. Only a small number of websites need less resources to load. Javascripts take 21.5 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 4.6 kB

  • Original 7.4 kB
  • After minification 7.4 kB
  • After compression 2.8 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. 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 4.6 kB or 62% of the original size.

JavaScript Optimization

-0%

Potential reduce by 11 B

  • Original 21.5 kB
  • After minification 21.5 kB
  • After compression 21.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 8 (73%)

Requests Now

11

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

zook.com

zook.com

181 ms

www.zoosk.com

www.zoosk.com

256 ms

styles.9d210c65f1da6db7f5f8.css

styles.9d210c65f1da6db7f5f8.css

196 ms

css

css

160 ms

js

js

159 ms

runtime.8cbc74840a72763de200.js

runtime.8cbc74840a72763de200.js

183 ms

polyfills-es5.51c190ecfdfd1c6918e2.js

polyfills-es5.51c190ecfdfd1c6918e2.js

336 ms

polyfills.728fdbe3128b3f32f250.js

polyfills.728fdbe3128b3f32f250.js

334 ms

scripts.bd285894d5fb8b765581.js

scripts.bd285894d5fb8b765581.js

668 ms

main.fbfed70f0319c1037548.js

main.fbfed70f0319c1037548.js

756 ms

conversion_async.js

conversion_async.js

651 ms

gtm.js

gtm.js

597 ms

analytics.min.js

analytics.min.js

641 ms

EuclidCircularB-Regular-WebXL.woff

EuclidCircularB-Regular-WebXL.woff

61 ms

EuclidCircularB-Medium-WebXL.woff

EuclidCircularB-Medium-WebXL.woff

67 ms

EuclidCircularB-Light-WebXL.woff

EuclidCircularB-Light-WebXL.woff

67 ms

EuclidCircularB-Semibold-WebXL.woff

EuclidCircularB-Semibold-WebXL.woff

66 ms

EuclidCircularB-Bold-WebXL.woff

EuclidCircularB-Bold-WebXL.woff

66 ms

Accessibility Review

zook.com accessibility score

89

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

zook.com best practices score

67

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zook.com SEO score

77

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Document doesn't have a valid hreflang

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zook.com 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 Zook.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.

Social Sharing Optimization

zook.com

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