Tools & Wizards About Us
adinstruments.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

adinstruments.com

DAQ Software | Data Acquisition Software & Systems | ADInstruments

Page Load Speed

1.7 sec in total

First Response

14 ms

Resources Loaded

473 ms

Page Rendered

1.3 sec

adinstruments.com screenshot

About Website

Visit adinstruments.com now to see the best up-to-date ADInstruments content for United States and also check out these interesting facts you probably never knew about adinstruments.com

ADInstruments creates simple, flexible biological data acquisition (DAQ) software & hardware for recording, collection & data analysis from ECG, EEG, EMG & other signals.

Visit adinstruments.com

Key Findings

We analyzed Adinstruments.com page load time and found that the first response time was 14 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

adinstruments.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.169

70/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

adinstruments.com

14 ms

www.adinstruments.com

110 ms

OtAutoBlock.js

50 ms

js

101 ms

otSDKStub.js

66 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 71% of them (40 requests) were addressed to the original Adinstruments.com, 11% (6 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (110 ms) belongs to the original domain Adinstruments.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 250.0 kB (11%)

Content Size

2.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Adinstruments.com main page is 2.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 129.6 kB

  • Original 148.9 kB
  • After minification 126.1 kB
  • After compression 19.3 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 22.8 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 129.6 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 83.7 kB

  • Original 1.9 MB
  • After minification 1.8 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. ADInstruments images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 23.5 kB

  • Original 280.3 kB
  • After minification 280.3 kB
  • After compression 256.9 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.

CSS Optimization

-22%

Potential reduce by 13.2 kB

  • Original 58.8 kB
  • After minification 58.7 kB
  • After compression 45.6 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. Adinstruments.com needs all CSS files to be minified and compressed as it can save up to 13.2 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (23%)

Requests Now

47

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ADInstruments. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

adinstruments.com

adinstruments.com

14 ms

www.adinstruments.com

www.adinstruments.com

110 ms

OtAutoBlock.js

OtAutoBlock.js

50 ms

js

js

101 ms

otSDKStub.js

otSDKStub.js

66 ms

css_6kvLDhCX08hiN4Axk_E62cfU5c2zOrnmwRep_phOSwA.css

css_6kvLDhCX08hiN4Axk_E62cfU5c2zOrnmwRep_phOSwA.css

11 ms

css_Ce2u4nvfELuL-mH9LZofTqrA6_ry2MqqPWcbBaLgY1s.css

css_Ce2u4nvfELuL-mH9LZofTqrA6_ry2MqqPWcbBaLgY1s.css

21 ms

js_dY5jKY8r_Jq6Hg1I6s0L-9Nk8eOYV_Fa9CL81vNuqZA.js

js_dY5jKY8r_Jq6Hg1I6s0L-9Nk8eOYV_Fa9CL81vNuqZA.js

30 ms

menu.js

menu.js

23 ms

js_IeTn1GYoaVeKCf_gQZrabCRl5XQJzxkj-r2EeD9ttIk.js

js_IeTn1GYoaVeKCf_gQZrabCRl5XQJzxkj-r2EeD9ttIk.js

27 ms

pd.js

pd.js

24 ms

0aebb138-2c6a-40fd-8562-6398bed6654f.json

0aebb138-2c6a-40fd-8562-6398bed6654f.json

32 ms

css

css

45 ms

logo.svg

logo.svg

16 ms

cart.png

cart.png

16 ms

nav-research-logo-powerlab.jpg

nav-research-logo-powerlab.jpg

10 ms

nav-research-logo-powerlab-c.jpg

nav-research-logo-powerlab-c.jpg

8 ms

nav-research-logo-labchart.jpg

nav-research-logo-labchart.jpg

15 ms

nav-research-logo-labchart-lightning.jpg

nav-research-logo-labchart-lightning.jpg

15 ms

nav-education-logo-lt.jpg

nav-education-logo-lt.jpg

15 ms

nav-education-logo-powerlab.jpg

nav-education-logo-powerlab.jpg

15 ms

nav-education-logo-lt-sensors.jpg

nav-education-logo-lt-sensors.jpg

15 ms

nav-education-logo-vernier.jpg

nav-education-logo-vernier.jpg

19 ms

aps-logo-icon.png

aps-logo-icon.png

19 ms

millar-logo-icon.png

millar-logo-icon.png

19 ms

location

location

73 ms

curved-tab.png

curved-tab.png

54 ms

homepage_video_poster_mobile.webp

homepage_video_poster_mobile.webp

56 ms

oembed

oembed

50 ms

colorgradientwide.jpg

colorgradientwide.jpg

30 ms

colorgradient.jpg

colorgradient.jpg

12 ms

adinstruments-products-research.webp

adinstruments-products-research.webp

16 ms

adinstruments-products-education.webp

adinstruments-products-education.webp

31 ms

michael-macknight.webp

michael-macknight.webp

33 ms

trevor-hero-square_0.jpg

trevor-hero-square_0.jpg

36 ms

leith-meyer-tile1.jpg

leith-meyer-tile1.jpg

32 ms

leith.png

leith.png

35 ms

dr-manasi-nandi.jpg

dr-manasi-nandi.jpg

40 ms

dr-emily-zimmerman-bg.jpg

dr-emily-zimmerman-bg.jpg

30 ms

dr-tony-hickey-bg.jpg

dr-tony-hickey-bg.jpg

44 ms

prof-damian-bailey-bg.jpg

prof-damian-bailey-bg.jpg

42 ms

2023-Kaha%20telemeter%20Guide%20Blog%20670x560.png

2023-Kaha%20telemeter%20Guide%20Blog%20670x560.png

40 ms

2023-Education%204.0%20eBook%20Blog%20V1%20670x560.png

2023-Education%204.0%20eBook%20Blog%20V1%20670x560.png

49 ms

How%20to%20perform%2012-lead%20ECG%20670W_0.jpg

How%20to%20perform%2012-lead%20ECG%20670W_0.jpg

38 ms

ask-a-question.jpg

ask-a-question.jpg

46 ms

paper-plane.png

paper-plane.png

45 ms

css_bnqQH6AM6PF6RuvstIkhclBWItkM08Z3-WErxkHLa4g.css

css_bnqQH6AM6PF6RuvstIkhclBWItkM08Z3-WErxkHLa4g.css

36 ms

E-v1.js

E-v1.js

38 ms

swatch

swatch

41 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

30 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdr.ttf

46 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr.ttf

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr.ttf

47 ms

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZclSds18E.ttf

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZclSds18E.ttf

4 ms

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

20 ms

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZMkids18E.ttf

6xKwdSBYKcSV-LCoeQqfX1RYOo3qPZZMkids18E.ttf

22 ms

icomoon.ttf

icomoon.ttf

21 ms

Accessibility Review

adinstruments.com accessibility score

71

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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.

Best Practices

adinstruments.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

adinstruments.com SEO score

74

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

High

Image elements do not have [alt] attributes

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 Adinstruments.com 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 Adinstruments.com 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

adinstruments.com

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