Tools & Wizards About Us
zzhkgallery.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

zzhkgallery.com

ZZHK Gallery | Art Gallery | Hong Kong | Sheung Wan

Page Load Speed

1.1 sec in total

First Response

155 ms

Resources Loaded

932 ms

Page Rendered

57 ms

zzhkgallery.com screenshot

About Website

Click here to check amazing ZZHK Gallery content. Otherwise, check out these important facts you probably never knew about zzhkgallery.com

ZZHK Gallery specializes in 20th Century and contemporary art, fine prints and rare works on paper by modern and contemporary masters.

Visit zzhkgallery.com

Key Findings

We analyzed Zzhkgallery.com page load time and found that the first response time was 155 ms and then it took 989 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

zzhkgallery.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value5.6 s

54/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

www.zzhkgallery.com

155 ms

minified.js

29 ms

focus-within-polyfill.js

29 ms

polyfill.min.js

73 ms

thunderbolt-commons.718dbdea.bundle.min.js

131 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Zzhkgallery.com, 44% (14 requests) were made to Static.parastorage.com and 38% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (382 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 777.9 kB (63%)

Content Size

1.2 MB

After Optimization

447.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zzhkgallery.com main page is 1.2 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. 20% of websites need less resources to load. HTML takes 972.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 774.3 kB

  • Original 972.9 kB
  • After minification 971.1 kB
  • After compression 198.6 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 774.3 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 8.8 kB
  • After minification 8.8 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. ZZHK Gallery images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.6 kB

  • Original 244.1 kB
  • After minification 244.1 kB
  • After compression 240.5 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 10 (34%)

Requests Now

29

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZZHK Gallery. 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 as a result speed up the page load time.

Network Requests Diagram

www.zzhkgallery.com

www.zzhkgallery.com

155 ms

minified.js

minified.js

29 ms

focus-within-polyfill.js

focus-within-polyfill.js

29 ms

polyfill.min.js

polyfill.min.js

73 ms

thunderbolt-commons.718dbdea.bundle.min.js

thunderbolt-commons.718dbdea.bundle.min.js

131 ms

main.a041a540.bundle.min.js

main.a041a540.bundle.min.js

130 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

129 ms

lodash.min.js

lodash.min.js

58 ms

react.production.min.js

react.production.min.js

130 ms

react-dom.production.min.js

react-dom.production.min.js

132 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

131 ms

548a0c_4126c564f6e74eb49057c59b2483c03a~mv2.jpg

548a0c_4126c564f6e74eb49057c59b2483c03a~mv2.jpg

382 ms

bundle.min.js

bundle.min.js

54 ms

548a0c_3ad59416b57181d3052084395b3eb1b9.jpg

548a0c_3ad59416b57181d3052084395b3eb1b9.jpg

338 ms

92 ms

95 ms

96 ms

88 ms

91 ms

88 ms

127 ms

124 ms

139 ms

136 ms

136 ms

137 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

6 ms

opensans-bold-webfont.woff

opensans-bold-webfont.woff

7 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

27 ms

deprecation-style.v5.css

deprecation-style.v5.css

8 ms

right-arrow.svg

right-arrow.svg

7 ms

Accessibility Review

zzhkgallery.com accessibility score

90

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

zzhkgallery.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

zzhkgallery.com SEO score

100

Search Engine Optimization Advices

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 Zzhkgallery.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 Zzhkgallery.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

zzhkgallery.com

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