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1z-usa.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

1z-usa.com

nextzett Car Detailing Products | Quality Made in Germany

Page Load Speed

3.1 sec in total

First Response

47 ms

Resources Loaded

2.5 sec

Page Rendered

535 ms

1z-usa.com screenshot

About Website

Welcome to 1z-usa.com homepage info - get ready to check 1 Z Usa best content for United States right away, or after learning these important things about 1z-usa.com

nextzett Car Detailing Products for the enthusiast and professional. We make professional quality car cleaning products that perfect and protect.

Visit 1z-usa.com

Key Findings

We analyzed 1z-usa.com page load time and found that the first response time was 47 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

1z-usa.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value7,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.079

94/100

15%

TTI (Time to Interactive)

Value34.9 s

0/100

10%

Network Requests Diagram

1z-usa.com

47 ms

nextzettusa.com

487 ms

theme-bundle.polyfills.js

1063 ms

theme-bundle.head_async.js

79 ms

css2

80 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original 1z-usa.com, 40% (24 requests) were made to Cdn11.bigcommerce.com and 8% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Cdn11.bigcommerce.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 297.1 kB (4%)

Content Size

7.8 MB

After Optimization

7.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 1z-usa.com main page is 7.8 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. Only a small number of websites need less resources to load. Images take 6.9 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 284.8 kB

  • Original 323.3 kB
  • After minification 297.0 kB
  • After compression 38.6 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 284.8 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 6.9 MB
  • After minification 6.9 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. 1 Z Usa images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 12.4 kB

  • Original 483.0 kB
  • After minification 483.0 kB
  • After compression 470.7 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 0 B

  • Original 58.6 kB
  • After minification 58.6 kB
  • After compression 58.6 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. 1z-usa.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (51%)

Requests Now

57

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 1 Z Usa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

1z-usa.com

1z-usa.com

47 ms

nextzettusa.com

nextzettusa.com

487 ms

theme-bundle.polyfills.js

theme-bundle.polyfills.js

1063 ms

theme-bundle.head_async.js

theme-bundle.head_async.js

79 ms

css2

css2

80 ms

theme-8881b120-eacb-013c-d9ac-0adc53ac44bd.css

theme-8881b120-eacb-013c-d9ac-0adc53ac44bd.css

87 ms

google_analytics4-713b0679de97617cc4e76fe4e93785e694e91683.js

google_analytics4-713b0679de97617cc4e76fe4e93785e694e91683.js

77 ms

loader.js

loader.js

117 ms

widget_preloader.js

widget_preloader.js

1060 ms

js

js

807 ms

index.js

index.js

118 ms

flex-banners.js

flex-banners.js

1016 ms

theme-bundle.main.js

theme-bundle.main.js

112 ms

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

112 ms

visitor_stencil.js

visitor_stencil.js

111 ms

signup-form-widget.min.js

signup-form-widget.min.js

114 ms

smile-bigcommerce.js

smile-bigcommerce.js

78 ms

61fe2497de7f4bee98b2b5813034cbbb.js

61fe2497de7f4bee98b2b5813034cbbb.js

1100 ms

wonderchat.js

wonderchat.js

1054 ms

jquery.min.js

jquery.min.js

109 ms

fbevents.js

fbevents.js

965 ms

hotjar-3358126.js

hotjar-3358126.js

1043 ms

3E9zt9XYORI

3E9zt9XYORI

1135 ms

nextzett-usa-2019_logo-tr4_1583274369__01793.original.png

nextzett-usa-2019_logo-tr4_1583274369__01793.original.png

269 ms

Perfect_Shine_Banner.png

Perfect_Shine_Banner.png

363 ms

Cockpit_Premium_Banner_Slide.png

Cockpit_Premium_Banner_Slide.png

969 ms

Glass_Sealant_Banner-2.png

Glass_Sealant_Banner-2.png

968 ms

Blitz_Banner.png

Blitz_Banner.png

970 ms

anti_frost_banner__72738.png

anti_frost_banner__72738.png

972 ms

703d4171b2773f838dcbd7173c0b7c4f__78231.1633124401.jpg

703d4171b2773f838dcbd7173c0b7c4f__78231.1633124401.jpg

526 ms

94252015-Anti-Frost-22__06995.1670003290.png

94252015-Anti-Frost-22__06995.1670003290.png

387 ms

92470515_Cockpit_Premium_20__68541.1607459502.jpg

92470515_Cockpit_Premium_20__68541.1607459502.jpg

779 ms

1e9158a6ff38a79dc08a3dd5e4d60bba__56089.1618960846.jpg

1e9158a6ff38a79dc08a3dd5e4d60bba__56089.1618960846.jpg

1129 ms

98150515_Perfect_Shine__99474.1548979235.jpg

98150515_Perfect_Shine__99474.1548979235.jpg

833 ms

92341215_Glass_Sealant_200ml__77738.1549050109.jpg

92341215_Glass_Sealant_200ml__77738.1549050109.jpg

1094 ms

91100115_Lotus_Ultra_Power_Foam_Shampoo__81459.1570463844.jpg

91100115_Lotus_Ultra_Power_Foam_Shampoo__81459.1570463844.jpg

1138 ms

92441015_Platic_Deep_Cleaner__25675.1618961019.jpg

92441015_Platic_Deep_Cleaner__25675.1618961019.jpg

1145 ms

klima-cleaner-etu-use.jpg

klima-cleaner-etu-use.jpg

972 ms

interior-detailing-blog-1.jpg

interior-detailing-blog-1.jpg

976 ms

bug-sap-remover-use-full.jpg

bug-sap-remover-use-full.jpg

992 ms

font

font

431 ms

vck-bc.js

vck-bc.js

174 ms

jquery.js

jquery.js

122 ms

vck.js

vck.js

111 ms

index.php

index.php

162 ms

modules.1a30a0a67c3c23c13060.js

modules.1a30a0a67c3c23c13060.js

14 ms

underscore-min.js

underscore-min.js

36 ms

nobot

nobot

55 ms

api.js

api.js

74 ms

www-player.css

www-player.css

6 ms

www-embed-player.js

www-embed-player.js

25 ms

base.js

base.js

51 ms

recaptcha__en.js

recaptcha__en.js

400 ms

ad_status.js

ad_status.js

286 ms

yV2iCa5PT2B2oWfP6PUIKpFTSawA576CFnzCrmIVLE8.js

yV2iCa5PT2B2oWfP6PUIKpFTSawA576CFnzCrmIVLE8.js

62 ms

embed.js

embed.js

30 ms

AIdro_mNjMzTWyx8gfkS_tC-mRYzfRitpCoIuLIh-ad3FweZruA=s68-c-k-c0x00ffffff-no-rj

AIdro_mNjMzTWyx8gfkS_tC-mRYzfRitpCoIuLIh-ad3FweZruA=s68-c-k-c0x00ffffff-no-rj

329 ms

Create

Create

35 ms

id

id

14 ms

GenerateIT

GenerateIT

15 ms

Accessibility Review

1z-usa.com accessibility score

95

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

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

1z-usa.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

1z-usa.com SEO score

84

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

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

High

Tap targets are not sized appropriately

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 1z-usa.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 1z-usa.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

1z-usa.com

Open Graph description is not detected on the main page of 1 Z Usa. 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: