Tools & Wizards About Us
curtisvisionone.co.nz screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

curtisvisionone.co.nz

#1 Christchurch Optometrist - Curtis Vision NZ

Page Load Speed

7.9 sec in total

First Response

2.2 sec

Resources Loaded

5.5 sec

Page Rendered

179 ms

curtisvisionone.co.nz screenshot

About Website

Welcome to curtisvisionone.co.nz homepage info - get ready to check Curtis Vision One best content right away, or after learning these important things about curtisvisionone.co.nz

Curtis Vision is home to the top optometrists & eye care specialists in Christchurch, providing the best care at each of their four locations.

Visit curtisvisionone.co.nz

Key Findings

We analyzed Curtisvisionone.co.nz page load time and found that the first response time was 2.2 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

curtisvisionone.co.nz performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.088

93/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

www.curtisvisionone.co.nz

2238 ms

212konstruk.css

419 ms

10233konstruk.js

1291 ms

6colorbox1.css

430 ms

3019_113.css

429 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 40% of them (19 requests) were addressed to the original Curtisvisionone.co.nz, 34% (16 requests) were made to Static.xx.fbcdn.net and 15% (7 requests) were made to Scontent-iad3-1.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Curtisvisionone.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.4 kB (12%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Curtisvisionone.co.nz main page is 1.4 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 18.7 kB

  • Original 25.0 kB
  • After minification 25.0 kB
  • After compression 6.3 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 18.7 kB or 75% of the original size.

Image Optimization

-3%

Potential reduce by 40.9 kB

  • Original 1.2 MB
  • After minification 1.2 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. Curtis Vision One images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 108.7 kB

  • Original 181.6 kB
  • After minification 181.6 kB
  • After compression 73.0 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 108.7 kB or 60% of the original size.

CSS Optimization

-71%

Potential reduce by 7.1 kB

  • Original 10.0 kB
  • After minification 10.0 kB
  • After compression 2.9 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. Curtisvisionone.co.nz needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (42%)

Requests Now

45

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Curtis Vision One. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.curtisvisionone.co.nz

www.curtisvisionone.co.nz

2238 ms

212konstruk.css

212konstruk.css

419 ms

10233konstruk.js

10233konstruk.js

1291 ms

6colorbox1.css

6colorbox1.css

430 ms

3019_113.css

3019_113.css

429 ms

12NavDropdown.js

12NavDropdown.js

421 ms

10ImageFader.js

10ImageFader.js

418 ms

analytics.js

analytics.js

6 ms

new-Curtis-header_3021_6.png

new-Curtis-header_3021_6.png

847 ms

ORTHO-header_6653_1.jpg

ORTHO-header_6653_1.jpg

470 ms

CV_FandF_6532_1.jpg

CV_FandF_6532_1.jpg

1474 ms

CL_5809_2.jpg

CL_5809_2.jpg

1212 ms

brands_3332_1.jpg

brands_3332_1.jpg

653 ms

Footer_3328_1.jpg

Footer_3328_1.jpg

626 ms

collect

collect

10 ms

collect

collect

65 ms

overlay.png

overlay.png

639 ms

ui.totop.png

ui.totop.png

994 ms

CurtisNEW_4408_2.jpg

CurtisNEW_4408_2.jpg

1637 ms

curtis2_3138_4.jpg

curtis2_3138_4.jpg

1078 ms

curtis3_3130_2.jpg

curtis3_3130_2.jpg

1215 ms

Curtisheader4_3142_1.jpg

Curtisheader4_3142_1.jpg

1213 ms

likebox.php

likebox.php

221 ms

VMo7O5e5aMO.css

VMo7O5e5aMO.css

39 ms

5ISfhVVYVuq.css

5ISfhVVYVuq.css

46 ms

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css;%20charset=utf-8;base64,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

12 ms

BE2icJSpKRv.css

BE2icJSpKRv.css

50 ms

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55 ms

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51 ms

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53 ms

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114 ms

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146 ms

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36 ms

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136 ms

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159 ms

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101 ms

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94 ms

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194 ms

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wMkwmq5_RAN.png

9 ms

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9 ms

Accessibility Review

curtisvisionone.co.nz 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

High

Links do not have a discernible name

Best Practices

curtisvisionone.co.nz best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

curtisvisionone.co.nz SEO score

92

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

Image elements do not have [alt] attributes

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 Curtisvisionone.co.nz 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 Curtisvisionone.co.nz 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

curtisvisionone.co.nz

Open Graph description is not detected on the main page of Curtis Vision One. 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: