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blacksteel.co.nz screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

blacksteel.co.nz

Black Steel | Residential Structural Steel Fabricators and Erectors

Page Load Speed

4.2 sec in total

First Response

38 ms

Resources Loaded

3.8 sec

Page Rendered

341 ms

blacksteel.co.nz screenshot

About Website

Welcome to blacksteel.co.nz homepage info - get ready to check Black Steel best content right away, or after learning these important things about blacksteel.co.nz

We fabricate steel On-site & in our Auckland factory. Fabricating Steel Beams, Steel Columns & Channels, including Mobile Steel Welding.

Visit blacksteel.co.nz

Key Findings

We analyzed Blacksteel.co.nz page load time and found that the first response time was 38 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

blacksteel.co.nz performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

blacksteel.co.nz

38 ms

www.blacksteel.co.nz

728 ms

owl.carousel.min.css

483 ms

style.min.css

680 ms

pagenavi-css.css

450 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 79% of them (38 requests) were addressed to the original Blacksteel.co.nz, 13% (6 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Blacksteel.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 76.0 kB (15%)

Content Size

524.1 kB

After Optimization

448.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Blacksteel.co.nz main page is 524.1 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. 60% of websites need less resources to load. Images take 226.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 62.1 kB

  • Original 80.1 kB
  • After minification 80.0 kB
  • After compression 18.0 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 62.1 kB or 78% of the original size.

Image Optimization

-6%

Potential reduce by 12.9 kB

  • Original 226.2 kB
  • After minification 213.3 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. Black Steel images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.0 kB

  • Original 217.9 kB
  • After minification 217.9 kB
  • After compression 216.9 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 22 (69%)

Requests Now

32

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Black Steel. 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 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blacksteel.co.nz

blacksteel.co.nz

38 ms

www.blacksteel.co.nz

www.blacksteel.co.nz

728 ms

owl.carousel.min.css

owl.carousel.min.css

483 ms

style.min.css

style.min.css

680 ms

pagenavi-css.css

pagenavi-css.css

450 ms

frontend.css

frontend.css

472 ms

js_composer.min.css

js_composer.min.css

889 ms

jquery.min.js

jquery.min.js

885 ms

jquery-migrate.min.js

jquery-migrate.min.js

888 ms

style.css

style.css

918 ms

css

css

31 ms

css2

css2

18 ms

email-decode.min.js

email-decode.min.js

281 ms

rs6.css

rs6.css

769 ms

rbtools.min.js

rbtools.min.js

1331 ms

rs6.min.js

rs6.min.js

1747 ms

yith.infinitescroll.min.js

yith.infinitescroll.min.js

1119 ms

yith-infs.min.js

yith-infs.min.js

1120 ms

api.js

api.js

36 ms

js_composer_front.min.js

js_composer_front.min.js

1145 ms

enquire.min.js

enquire.min.js

1155 ms

fixto.min.js

fixto.min.js

1559 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

1550 ms

owl.carousel.min.js

owl.carousel.min.js

1579 ms

custom.js

custom.js

1590 ms

black-steel-mobile-logo.png

black-steel-mobile-logo.png

638 ms

sfc-certified-fabricator.webp

sfc-certified-fabricator.webp

650 ms

dummy.png

dummy.png

670 ms

mobile-fabrication.webp

mobile-fabrication.webp

657 ms

factory-engineering.webp

factory-engineering.webp

671 ms

metal-fabrication-1.webp

metal-fabrication-1.webp

691 ms

sprite@1x.png

sprite@1x.png

703 ms

scnzwebp.webp

scnzwebp.webp

714 ms

Hera-logo.webp

Hera-logo.webp

726 ms

site-safe.webp

site-safe.webp

738 ms

IMG-169-470x353.jpg

IMG-169-470x353.jpg

1401 ms

Steel-for-The-Orakei-Basin-Home_5-470x313.jpg

Steel-for-The-Orakei-Basin-Home_5-470x313.jpg

1464 ms

Photos-to-March-2009-015-470x312.jpg

Photos-to-March-2009-015-470x312.jpg

1465 ms

Structural-Steel-Oceanview-Home_1-470x353.jpg

Structural-Steel-Oceanview-Home_1-470x353.jpg

1493 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4n.ttf

58 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

58 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4n.ttf

100 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

101 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4n.ttf

125 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

124 ms

why-choose-us-bg.jpg

why-choose-us-bg.jpg

855 ms

giving-back-bg.webp

giving-back-bg.webp

856 ms

recaptcha__en.js

recaptcha__en.js

52 ms

Accessibility Review

blacksteel.co.nz accessibility score

92

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

Form elements do not have associated labels

Best Practices

blacksteel.co.nz best practices score

92

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

SEO Factors

blacksteel.co.nz SEO score

85

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 Blacksteel.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 Blacksteel.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

blacksteel.co.nz

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