Tools & Wizards About Us
biokits.com screenshot

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

biokits.com

biokits.com | The Buyer's guide to Biological Kits

Page Load Speed

1.1 sec in total

First Response

106 ms

Resources Loaded

854 ms

Page Rendered

98 ms

biokits.com screenshot

About Website

Welcome to biokits.com homepage info - get ready to check Bio Kits best content right away, or after learning these important things about biokits.com

Find all kind of biological kits on biokits.com. The kits can be used for all R&D work for molecular life sciences and analytical labs as well as for teaching purposes.

Visit biokits.com

Key Findings

We analyzed Biokits.com page load time and found that the first response time was 106 ms and then it took 952 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

biokits.com performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

68/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

biokits.com

106 ms

www.biokits.com

213 ms

common.js

67 ms

v2_functions.js

134 ms

event-site-scripts.js

101 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 76% of them (44 requests) were addressed to the original Biokits.com, 17% (10 requests) were made to Antibodydirectory.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (228 ms) relates to the external source Antibodydirectory.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.7 kB (36%)

Content Size

433.9 kB

After Optimization

278.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Biokits.com main page is 433.9 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. 25% of websites need less resources to load. Images take 246.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 45.5 kB

  • Original 53.1 kB
  • After minification 42.4 kB
  • After compression 7.6 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. This page needs HTML code to be minified as it can gain 10.8 kB, which is 20% 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 45.5 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 10.4 kB

  • Original 246.1 kB
  • After minification 235.6 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. Bio Kits images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 91.4 kB

  • Original 124.8 kB
  • After minification 96.2 kB
  • After compression 33.4 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 91.4 kB or 73% of the original size.

CSS Optimization

-85%

Potential reduce by 8.4 kB

  • Original 9.9 kB
  • After minification 5.9 kB
  • After compression 1.5 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. Biokits.com needs all CSS files to be minified and compressed as it can save up to 8.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (52%)

Requests Now

50

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Kits. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

biokits.com

biokits.com

106 ms

www.biokits.com

www.biokits.com

213 ms

common.js

common.js

67 ms

v2_functions.js

v2_functions.js

134 ms

event-site-scripts.js

event-site-scripts.js

101 ms

main_index.css

main_index.css

101 ms

v2_dhtml.js

v2_dhtml.js

37 ms

float-1024.css

float-1024.css

106 ms

global_index.css

global_index.css

67 ms

server_constants.js

server_constants.js

57 ms

fitzgerald_l.jpg

fitzgerald_l.jpg

104 ms

analytics.js

analytics.js

29 ms

bioworld.jpg

bioworld.jpg

98 ms

antibodydir.jpg

antibodydir.jpg

100 ms

enzymedir.jpg

enzymedir.jpg

101 ms

separopore.jpg

separopore.jpg

101 ms

memberlogin_close.gif

memberlogin_close.gif

40 ms

vendorlogin_close.gif

vendorlogin_close.gif

39 ms

loginbx_l.gif

loginbx_l.gif

40 ms

loginbx_bg.gif

loginbx_bg.gif

41 ms

register-free.gif

register-free.gif

40 ms

vendorlogin_open.gif

vendorlogin_open.gif

41 ms

memberlogin_open.gif

memberlogin_open.gif

70 ms

kitsheaderbgindx.gif

kitsheaderbgindx.gif

70 ms

kitsheaderbg.gif

kitsheaderbg.gif

71 ms

english.gif

english.gif

71 ms

fr_flag.gif

fr_flag.gif

72 ms

language-spanish.gif

language-spanish.gif

72 ms

language-deutsch.gif

language-deutsch.gif

105 ms

language-italian.gif

language-italian.gif

104 ms

biokits_logo.gif

biokits_logo.gif

105 ms

search_biokits_bg.gif

search_biokits_bg.gif

106 ms

search_biokits_lf.gif

search_biokits_lf.gif

105 ms

search_biokits.gif

search_biokits.gif

106 ms

indx_tab_bg.gif

indx_tab_bg.gif

154 ms

indx_tab_lftop.gif

indx_tab_lftop.gif

154 ms

indx_tab_rttop.gif

indx_tab_rttop.gif

153 ms

feat_box_bg_over.gif

feat_box_bg_over.gif

153 ms

abnovalogo.gif

abnovalogo.gif

153 ms

abd.gif

abd.gif

153 ms

abr.gif

abr.gif

191 ms

invitrogen.gif

invitrogen.gif

191 ms

mobitec.gif

mobitec.gif

191 ms

sigma.gif

sigma.gif

191 ms

meridian.gif

meridian.gif

192 ms

qiagen.gif

qiagen.gif

191 ms

bio-world.gif

bio-world.gif

225 ms

box_method_out.gif

box_method_out.gif

223 ms

index_foot_lf.gif

index_foot_lf.gif

224 ms

index_foot_rt.gif

index_foot_rt.gif

225 ms

linkid.js

linkid.js

6 ms

collect

collect

12 ms

js

js

70 ms

bioworld.jpg

bioworld.jpg

222 ms

fitzgerald_l.jpg

fitzgerald_l.jpg

192 ms

antibodydir.jpg

antibodydir.jpg

225 ms

enzymedir.jpg

enzymedir.jpg

197 ms

separopore.jpg

separopore.jpg

228 ms

Accessibility Review

biokits.com accessibility score

44

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

biokits.com best practices score

50

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

Displays images with incorrect aspect ratio

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

biokits.com SEO score

62

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biokits.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Biokits.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

biokits.com

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