Tools & Wizards About Us
bacto.com.au screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

bacto.com.au

Bacto Laboratories Online Shop | Quality Scientific Supplies At An Affordable Price

Page Load Speed

11 sec in total

First Response

46 ms

Resources Loaded

10.6 sec

Page Rendered

322 ms

bacto.com.au screenshot

About Website

Click here to check amazing Bacto content for Australia. Otherwise, check out these important facts you probably never knew about bacto.com.au

Our mission at Bacto has always been to provide a comprehensive range of quality scientific supplies at an affordable price.

Visit bacto.com.au

Key Findings

We analyzed Bacto.com.au page load time and found that the first response time was 46 ms and then it took 10.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

bacto.com.au performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value18.6 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value1,370 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.118

85/100

15%

TTI (Time to Interactive)

Value16.6 s

5/100

10%

Network Requests Diagram

bacto.com.au

46 ms

bacto.com.au

1037 ms

jquery-2.1.1.min.js

864 ms

bootstrap.min.css

874 ms

bootstrap.min.js

872 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 79% of them (63 requests) were addressed to the original Bacto.com.au, 10% (8 requests) were made to Youtube.com and 5% (4 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Bacto.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.5 kB (17%)

Content Size

2.0 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bacto.com.au main page is 2.0 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 45.2 kB

  • Original 52.9 kB
  • After minification 44.8 kB
  • After compression 7.7 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 8.1 kB, which is 15% 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 45.2 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 70.3 kB

  • Original 1.4 MB
  • After minification 1.3 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. Bacto images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 221.5 kB

  • Original 387.1 kB
  • After minification 387.1 kB
  • After compression 165.6 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 221.5 kB or 57% of the original size.

CSS Optimization

-4%

Potential reduce by 5.5 kB

  • Original 123.1 kB
  • After minification 123.1 kB
  • After compression 117.6 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. Bacto.com.au has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (26%)

Requests Now

77

After Optimization

57

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bacto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bacto.com.au

bacto.com.au

46 ms

bacto.com.au

bacto.com.au

1037 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

864 ms

bootstrap.min.css

bootstrap.min.css

874 ms

bootstrap.min.js

bootstrap.min.js

872 ms

owl.carousel.js

owl.carousel.js

874 ms

bootstrap.css

bootstrap.css

873 ms

popper.min.js

popper.min.js

18 ms

font-awesome.min.css

font-awesome.min.css

909 ms

css

css

31 ms

stylesheet.css

stylesheet.css

1736 ms

owl-carousel.css

owl-carousel.css

1741 ms

owl-theme.css

owl-theme.css

1760 ms

swiper.min.css

swiper.min.css

1757 ms

opencart.css

opencart.css

1716 ms

swiper.jquery.js

swiper.jquery.js

1765 ms

common.js

common.js

2582 ms

email-decode.min.js

email-decode.min.js

1739 ms

logo.png

logo.png

990 ms

slide01-1920x600-1920x600.jpg

slide01-1920x600-1920x600.jpg

892 ms

slide02-1920x600-1920x600.jpg

slide02-1920x600-1920x600.jpg

893 ms

shop-online.jpg

shop-online.jpg

991 ms

downloads-2.jpg

downloads-2.jpg

894 ms

contact-us-2.jpg

contact-us-2.jpg

893 ms

D1012UA-open-200x200.jpg

D1012UA-open-200x200.jpg

1739 ms

DM0506-200x200.png

DM0506-200x200.png

1713 ms

DM0412-A6-50P-200x200.jpg

DM0412-A6-50P-200x200.jpg

1720 ms

e-E51LD0420-200x200.jpg

e-E51LD0420-200x200.jpg

1730 ms

e-G21HS07C1-200x200.JPG

e-G21HS07C1-200x200.JPG

1752 ms

E-G31HS07C-200x200.jpg

E-G31HS07C-200x200.jpg

1749 ms

G51HS07C-5-200x200.JPG

G51HS07C-5-200x200.JPG

2568 ms

G71HS07C-2-200x200.JPG

G71HS07C-2-200x200.JPG

2569 ms

HY-9800-200x200.jpg

HY-9800-200x200.jpg

2627 ms

HY-P12M-200x200.jpg

HY-P12M-200x200.jpg

2591 ms

HY-275-KIT-4-7-10-200x200.jpg

HY-275-KIT-4-7-10-200x200.jpg

2625 ms

st20-200x200.jpg

st20-200x200.jpg

2653 ms

featured-product%20(3).jpg

featured-product%20(3).jpg

3415 ms

lab-equipment2s.jpg

lab-equipment2s.jpg

3469 ms

sale4.jpg

sale4.jpg

3459 ms

btn-facebook.png

btn-facebook.png

3517 ms

btn-twitter.png

btn-twitter.png

3540 ms

Duran-300x150.jpg

Duran-300x150.jpg

3518 ms

Scilabware-300x150.jpg

Scilabware-300x150.jpg

4272 ms

Hirshmann-300x150.jpg

Hirshmann-300x150.jpg

4310 ms

bacto-300x150.jpg

bacto-300x150.jpg

4319 ms

Poulten-300x150.jpg

Poulten-300x150.jpg

4411 ms

kartell-300x150.jpg

kartell-300x150.jpg

4378 ms

Azlon-300x150.jpg

Azlon-300x150.jpg

4384 ms

Falcon%20600-300x150.jpg

Falcon%20600-300x150.jpg

5124 ms

parafil,-300x150.jpg

parafil,-300x150.jpg

5185 ms

machenry-nagel-300x150.jpg

machenry-nagel-300x150.jpg

5185 ms

chem-supply-300x150.jpg

chem-supply-300x150.jpg

4603 ms

honeywell-300x150.jpg

honeywell-300x150.jpg

5279 ms

decon-300x150.jpg

decon-300x150.jpg

5291 ms

font

font

54 ms

nn_tckD5ym0

nn_tckD5ym0

119 ms

W12WIDkJel4

W12WIDkJel4

481 ms

www-player.css

www-player.css

11 ms

www-embed-player.js

www-embed-player.js

29 ms

base.js

base.js

54 ms

ad_status.js

ad_status.js

286 ms

6G8W4755DcKllowajy4Hir2nUkhKuKJIeeFduDotaQ8.js

6G8W4755DcKllowajy4Hir2nUkhKuKJIeeFduDotaQ8.js

226 ms

embed.js

embed.js

131 ms

id

id

42 ms

Create

Create

170 ms

Create

Create

250 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

5019 ms

RCI%20Labscan-300x150.jpg

RCI%20Labscan-300x150.jpg

5089 ms

Scharlau-300x150.jpg

Scharlau-300x150.jpg

5170 ms

bolle-300x150.jpg

bolle-300x150.jpg

5078 ms

GenerateIT

GenerateIT

26 ms

GenerateIT

GenerateIT

19 ms

SMurray-300x150.jpg

SMurray-300x150.jpg

5177 ms

bd-micro-300x150.jpg

bd-micro-300x150.jpg

5181 ms

ohaus-300x150.jpg

ohaus-300x150.jpg

5096 ms

Finepcr-300x150.jpg

Finepcr-300x150.jpg

5135 ms

Memmert%20600-300x150.jpg

Memmert%20600-300x150.jpg

5209 ms

DLab%20600-300x150.jpg

DLab%20600-300x150.jpg

5186 ms

log_event

log_event

24 ms

log_event

log_event

18 ms

Accessibility Review

bacto.com.au accessibility score

72

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

bacto.com.au 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

bacto.com.au SEO score

90

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

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 Bacto.com.au 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 Bacto.com.au 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

bacto.com.au

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