Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

insulform.co.nz

Insulform ICF Ltd.

Page Load Speed

638 ms in total

First Response

87 ms

Resources Loaded

456 ms

Page Rendered

95 ms

insulform.co.nz screenshot

About Website

Click here to check amazing Insulform content. Otherwise, check out these important facts you probably never knew about insulform.co.nz

Blocks can be easily cut down to accommodate complex designs, such as curved walls, any length walls, retaining walls, pool walls, basement walls and foundations. Insulform is a highly adaptable syste...

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Key Findings

We analyzed Insulform.co.nz page load time and found that the first response time was 87 ms and then it took 551 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

insulform.co.nz performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

insulform.co.nz

87 ms

roklatestnews.css

51 ms

layout.css

74 ms

jd.gallery.css

20 ms

mootools.js

67 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that all of those requests were addressed to Insulform.co.nz and no external sources were called. The less responsive or slowest element that took the longest time to load (143 ms) belongs to the original domain Insulform.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.0 kB (35%)

Content Size

118.4 kB

After Optimization

76.4 kB

In fact, the total size of Insulform.co.nz main page is 118.4 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 10% of websites need less resources to load. Images take 51.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 15.6 kB

  • Original 18.9 kB
  • After minification 14.4 kB
  • After compression 3.3 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. This page needs HTML code to be minified as it can gain 4.5 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 15.6 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 328 B

  • Original 51.2 kB
  • After minification 50.9 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. Insulform images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 26.0 kB

  • Original 48.3 kB
  • After minification 48.3 kB
  • After compression 22.2 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 26.0 kB or 54% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (52%)

Requests Now

27

After Optimization

13

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Insulform. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

insulform.co.nz accessibility score

69

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

insulform.co.nz best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

insulform.co.nz SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Insulform.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 Insulform.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

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