Tools & Wizards About Us
nizahuang.com screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

nizahuang.com

Niza Huang Jewellery | Bespoke engagement rings & Fine Jewellery

Page Load Speed

3.5 sec in total

First Response

270 ms

Resources Loaded

2.4 sec

Page Rendered

906 ms

nizahuang.com screenshot

About Website

Welcome to nizahuang.com homepage info - get ready to check Niza Huang best content right away, or after learning these important things about nizahuang.com

London based Jewellery designer Niza Huang crafts original pieces with a distinctive aesthetic. Creating unique jewellery that people will treasure forever.

Visit nizahuang.com

Key Findings

We analyzed Nizahuang.com page load time and found that the first response time was 270 ms and then it took 3.3 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

nizahuang.com performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

www.nizahuang.com

270 ms

gtm.js

183 ms

preloads.js

180 ms

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

40 ms

storefront-80e528be853eac23af2454534897ca9536b1d3d04aa043b042f34879a3c111c8.js

204 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 81% of them (29 requests) were addressed to the original Nizahuang.com, 6% (2 requests) were made to Geolocation-recommendations.shopifyapps.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Polyfill-fastly.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 138.2 kB (24%)

Content Size

568.6 kB

After Optimization

430.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nizahuang.com main page is 568.6 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. 55% of websites need less resources to load. Javascripts take 219.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 132.2 kB

  • Original 168.2 kB
  • After minification 159.5 kB
  • After compression 36.1 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 132.2 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 1.1 kB

  • Original 151.6 kB
  • After minification 150.5 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. Niza Huang images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.8 kB

  • Original 219.8 kB
  • After minification 219.7 kB
  • After compression 215.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 78 B

  • Original 28.9 kB
  • After minification 28.9 kB
  • After compression 28.9 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. Nizahuang.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (78%)

Requests Now

32

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Niza Huang. 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 as a result speed up the page load time.

Network Requests Diagram

www.nizahuang.com

www.nizahuang.com

270 ms

gtm.js

gtm.js

183 ms

preloads.js

preloads.js

180 ms

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

40 ms

storefront-80e528be853eac23af2454534897ca9536b1d3d04aa043b042f34879a3c111c8.js

storefront-80e528be853eac23af2454534897ca9536b1d3d04aa043b042f34879a3c111c8.js

204 ms

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

212 ms

theme.scss.css

theme.scss.css

56 ms

lazysizes.min.js

lazysizes.min.js

178 ms

currencies.js

currencies.js

43 ms

polyfill.min.js

polyfill.min.js

1705 ms

libs.min.js

libs.min.js

179 ms

theme.min.js

theme.min.js

180 ms

custom.js

custom.js

202 ms

shopify-perf-kit-1.0.0.min.js

shopify-perf-kit-1.0.0.min.js

195 ms

core.js

core.js

178 ms

trekkie.storefront.4afbe92a12849f4ce6c6ac28d983dff93bf9b53f.min.js

trekkie.storefront.4afbe92a12849f4ce6c6ac28d983dff93bf9b53f.min.js

134 ms

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

143 ms

shopify-boomerang-1.0.0.min.js

shopify-boomerang-1.0.0.min.js

159 ms

NH_home_page_4.1_1x1.jpg

NH_home_page_4.1_1x1.jpg

56 ms

NH_logo_80x.png

NH_logo_80x.png

68 ms

NH_logo_white_80x.png

NH_logo_white_80x.png

82 ms

NH-home-mobile-1_1x1.jpg

NH-home-mobile-1_1x1.jpg

99 ms

NH-home-page-2_e534854d-524e-4e19-862c-7258052b99c4_1x1.jpg

NH-home-page-2_e534854d-524e-4e19-862c-7258052b99c4_1x1.jpg

198 ms

NH-home-mobile-3_1x1.jpg

NH-home-mobile-3_1x1.jpg

248 ms

NH-home-page_1x1.jpg

NH-home-page_1x1.jpg

249 ms

niza6454_409325eb-75eb-43cd-b6e1-ddad63334c90_1x1.jpg

niza6454_409325eb-75eb-43cd-b6e1-ddad63334c90_1x1.jpg

360 ms

Niza_Huang_Home_page_fashion_collection_Fold_1x1.jpg

Niza_Huang_Home_page_fashion_collection_Fold_1x1.jpg

324 ms

As_seen_in_home_page_1.jpg

As_seen_in_home_page_1.jpg

148 ms

dinneuzeitgrotesk_n3.7652704516cc290a4e9a5e4108824e968ea40fa9.woff

dinneuzeitgrotesk_n3.7652704516cc290a4e9a5e4108824e968ea40fa9.woff

184 ms

futura_n4.6bce24beb4ba1ff4ddeb20f7cd6e2fa513a3d6ec.woff

futura_n4.6bce24beb4ba1ff4ddeb20f7cd6e2fa513a3d6ec.woff

230 ms

futura_n7.711e9243b3eccc2745ecf4731eba61651a122376.woff

futura_n7.711e9243b3eccc2745ecf4731eba61651a122376.woff

223 ms

NH-home-page-2_e534854d-524e-4e19-862c-7258052b99c4_1800x.jpg

NH-home-page-2_e534854d-524e-4e19-862c-7258052b99c4_1800x.jpg

561 ms

NH-home-page-5_ca9fe0c7-7316-422e-a7e5-0ce0e3854707_1x1.jpg

NH-home-page-5_ca9fe0c7-7316-422e-a7e5-0ce0e3854707_1x1.jpg

184 ms

section-feed.js

section-feed.js

18 ms

script.js

script.js

100 ms

script.js

script.js

106 ms

Accessibility Review

nizahuang.com accessibility score

84

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

Image elements do not have [alt] attributes

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

nizahuang.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

nizahuang.com SEO score

79

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

Image elements do not have [alt] attributes

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 Nizahuang.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 Nizahuang.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

nizahuang.com

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