Tools & Wizards About Us
nirvascan.com screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

nirvascan.com

NIRvascan Portable Smart Spectrometer

Page Load Speed

2.4 sec in total

First Response

66 ms

Resources Loaded

2.2 sec

Page Rendered

154 ms

nirvascan.com screenshot

About Website

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

Smart Spectrometer, NIR, Compatible with IOS and Android, Shortwave Infrared, 900nm to 2150nm, Integrated Light Source, Easy to use, low cost for protein, moisture, Brix, sugar, drugs

Visit nirvascan.com

Key Findings

We analyzed Nirvascan.com page load time and found that the first response time was 66 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

nirvascan.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.058

98/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

nirvascan.com

66 ms

215 ms

nirvascan

150 ms

gtm.js

66 ms

cookieconsent.min.css

48 ms

Our browser made a total of 181 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nirvascan.com, 76% (138 requests) were made to Alliedscientificpro.com and 8% (15 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (803 ms) relates to the external source Alliedscientificpro.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 514.0 kB (12%)

Content Size

4.3 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nirvascan.com main page is 4.3 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. Only a small number of websites need less resources to load. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 276.0 kB

  • Original 300.8 kB
  • After minification 215.3 kB
  • After compression 24.8 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 85.5 kB, which is 28% 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 276.0 kB or 92% of the original size.

Image Optimization

-5%

Potential reduce by 183.0 kB

  • Original 3.8 MB
  • After minification 3.6 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. NIRvascan images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 1.4 kB

  • Original 11.2 kB
  • After minification 11.2 kB
  • After compression 9.8 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 1.4 kB or 13% of the original size.

CSS Optimization

-27%

Potential reduce by 53.6 kB

  • Original 198.3 kB
  • After minification 198.3 kB
  • After compression 144.7 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. Nirvascan.com needs all CSS files to be minified and compressed as it can save up to 53.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (10%)

Requests Now

134

After Optimization

120

  • Images
  • JavaScript
  • CSS

The browser has sent 134 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NIRvascan. 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.

Network Requests Diagram

nirvascan.com

nirvascan.com

66 ms

215 ms

nirvascan

nirvascan

150 ms

gtm.js

gtm.js

66 ms

cookieconsent.min.css

cookieconsent.min.css

48 ms

web.assets_common.min.css

web.assets_common.min.css

37 ms

web.assets_frontend.min.css

web.assets_frontend.min.css

131 ms

web.assets_common_minimal.min.js

web.assets_common_minimal.min.js

100 ms

web.assets_frontend_minimal.min.js

web.assets_frontend_minimal.min.js

100 ms

js

js

57 ms

cookieconsent.min.js

cookieconsent.min.js

47 ms

css

css

65 ms

css

css

83 ms

css

css

89 ms

css

css

89 ms

css

css

91 ms

css

css

91 ms

css

css

91 ms

css

css

100 ms

Allied%20Scientific%20Pro%20%7C%20Global%20Leader%20in%20Photonics%20Solutions

Allied%20Scientific%20Pro%20%7C%20Global%20Leader%20in%20Photonics%20Solutions

285 ms

image

image

221 ms

image

image

223 ms

image

image

222 ms

image

image

224 ms

image

image

294 ms

image

image

295 ms

image

image

293 ms

image

image

294 ms

slider_image_img

slider_image_img

445 ms

slider_image_img

slider_image_img

344 ms

slider_image_img

slider_image_img

343 ms

image

image

343 ms

image

image

343 ms

image

image

342 ms

image

image

450 ms

image

image

452 ms

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image

451 ms

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image

451 ms

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image

450 ms

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image

636 ms

image

image

634 ms

us.png

us.png

529 ms

ca.png

ca.png

529 ms

chembg-1.png

chembg-1.png

798 ms

logo_nirvascan_highres-1.png

logo_nirvascan_highres-1.png

634 ms

top-img-0.png

top-img-0.png

789 ms

Nir_Smart_Near_0.png

Nir_Smart_Near_0.png

794 ms

kit-0.png

kit-0.png

711 ms

10th-year-anniversary-Transparent.png

10th-year-anniversary-Transparent.png

795 ms

nir_spectrometer_phone.png

nir_spectrometer_phone.png

803 ms

nirvascan_software.png

nirvascan_software.png

788 ms

download_google_play.png

download_google_play.png

792 ms

download_app_store.png

download_app_store.png

795 ms

nirvascan_mobile_devices.png

nirvascan_mobile_devices.png

798 ms

2253.jpg

2253.jpg

803 ms

absorption_chart.jpg

absorption_chart.jpg

588 ms

nir_application_fungus.jpg

nir_application_fungus.jpg

589 ms

nir_application_pharmaceuticals.jpg

nir_application_pharmaceuticals.jpg

600 ms

nir_application_pills.jpg

nir_application_pills.jpg

597 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7j.woff

121 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdo.woff

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdo.woff

121 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdo.woff

6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdo.woff

232 ms

NotoSansArabic-Reg.woff

NotoSansArabic-Reg.woff

306 ms

NotoSansHebrew-Reg.woff

NotoSansHebrew-Reg.woff

412 ms

NotoSans-Reg.woff

NotoSans-Reg.woff

483 ms

NotoSansArabic-Lig.woff

NotoSansArabic-Lig.woff

484 ms

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NotoSansHebrew-Lig.woff

479 ms

NotoSans-Lig.woff

NotoSans-Lig.woff

482 ms

NotoSansArabic-Hai.woff

NotoSansArabic-Hai.woff

482 ms

NotoSansHebrew-Hai.woff

NotoSansHebrew-Hai.woff

479 ms

NotoSans-Hai.woff

NotoSans-Hai.woff

485 ms

NotoSansArabic-Bol.woff

NotoSansArabic-Bol.woff

484 ms

NotoSansHebrew-Bol.woff

NotoSansHebrew-Bol.woff

487 ms

NotoSans-Bol.woff

NotoSans-Bol.woff

486 ms

NotoSansArabic-Bla.woff

NotoSansArabic-Bla.woff

489 ms

NotoSansHebrew-Bla.woff

NotoSansHebrew-Bla.woff

486 ms

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NotoSans-Bla.woff

488 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

230 ms

Roboto-Regular-webfont.woff

Roboto-Regular-webfont.woff

598 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

230 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

231 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

231 ms

KFOlCnqEu92Fr1MmYUtfBBc-.woff

KFOlCnqEu92Fr1MmYUtfBBc-.woff

295 ms

LDI2apCSOBg7S-QT7pa8FvOreeE.woff

LDI2apCSOBg7S-QT7pa8FvOreeE.woff

231 ms

LDI2apCSOBg7S-QT7pbYF_OreeE.woff

LDI2apCSOBg7S-QT7pbYF_OreeE.woff

298 ms

LDI2apCSOBg7S-QT7pb0EPOreeE.woff

LDI2apCSOBg7S-QT7pb0EPOreeE.woff

295 ms

LDIxapCSOBg7S-QT7p4HM-A.woff

LDIxapCSOBg7S-QT7p4HM-A.woff

298 ms

LDI2apCSOBg7S-QT7pasEfOreeE.woff

LDI2apCSOBg7S-QT7pasEfOreeE.woff

297 ms

P5sfzZCDf9_T_3cV7NCUECyoxNk37cxcABrH.woff

P5sfzZCDf9_T_3cV7NCUECyoxNk37cxcABrH.woff

298 ms

P5sfzZCDf9_T_3cV7NCUECyoxNk3CstcABrH.woff

P5sfzZCDf9_T_3cV7NCUECyoxNk3CstcABrH.woff

299 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

589 ms

Roboto-Medium-webfont.woff

Roboto-Medium-webfont.woff

590 ms

Roboto-Light-webfont.woff

Roboto-Light-webfont.woff

590 ms

Roboto-Thin-webfont.woff

Roboto-Thin-webfont.woff

545 ms

Roboto-Bold-webfont.woff

Roboto-Bold-webfont.woff

544 ms

Roboto-Black-webfont.woff

Roboto-Black-webfont.woff

545 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

545 ms

Lato-Bla-webfont.woff

Lato-Bla-webfont.woff

546 ms

Lato-Bol-webfont.woff

Lato-Bol-webfont.woff

546 ms

Lato-Reg-webfont.woff

Lato-Reg-webfont.woff

445 ms

Lato-Lig-webfont.woff

Lato-Lig-webfont.woff

560 ms

Lato-Hai-webfont.woff

Lato-Hai-webfont.woff

559 ms

twitter_x_only.woff

twitter_x_only.woff

560 ms

nir_application_narcotics.jpg

nir_application_narcotics.jpg

562 ms

nir_application_plastic.jpg

nir_application_plastic.jpg

560 ms

nir_application_mineral.jpg

nir_application_mineral.jpg

484 ms

nir_application_food.jpg

nir_application_food.jpg

385 ms

nir_application_moisture.jpg

nir_application_moisture.jpg

382 ms

nir_application_bacteria.jpg

nir_application_bacteria.jpg

382 ms

nir_application_coating.jpg

nir_application_coating.jpg

315 ms

nir_application_paint.jpg

nir_application_paint.jpg

308 ms

nir_application_soil.jpg

nir_application_soil.jpg

229 ms

nir_application_textile.jpg

nir_application_textile.jpg

229 ms

nir_application_plants.jpg

nir_application_plants.jpg

229 ms

bigdata.png

bigdata.png

228 ms

ARCARTON.png

ARCARTON.png

229 ms

Aalto%20University.png

Aalto%20University.png

227 ms

Acquis.png

Acquis.png

227 ms

Agriculture%20and%20Agri-Food%20Canada.png

Agriculture%20and%20Agri-Food%20Canada.png

351 ms

Amafruits.png

Amafruits.png

350 ms

ANY%20Security%20Printing%20Company%20Plc.png

ANY%20Security%20Printing%20Company%20Plc.png

350 ms

A-Star%20Plastics%20Pte.png

A-Star%20Plastics%20Pte.png

351 ms

Bio%20Nutraceutical%2C%20Inc.png

Bio%20Nutraceutical%2C%20Inc.png

353 ms

BP%20International%20Ltd.png

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341 ms

Eaton%20Corporation.png

Eaton%20Corporation.png

342 ms

Hamilton-Secondary-College-id-logo.png

Hamilton-Secondary-College-id-logo.png

283 ms

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284 ms

ICARDA.png

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285 ms

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283 ms

Kemira.png

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284 ms

nalco.png

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284 ms

NIC%20Industries.png

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285 ms

Nottingham%20Trent%20University.png

Nottingham%20Trent%20University.png

287 ms

Photo%20Science%20Inc.png

Photo%20Science%20Inc.png

285 ms

Prairie%20Green%20Analyser.png

Prairie%20Green%20Analyser.png

287 ms

Purdue%20University.png

Purdue%20University.png

167 ms

TeakOrigin.png

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168 ms

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169 ms

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168 ms

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172 ms

University_of_Luxembourg_logo.png

University_of_Luxembourg_logo.png

172 ms

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University%20of%20Central%20Lancashire.png

172 ms

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Copy%20of%20University%20of%20Sydney.png

172 ms

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175 ms

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172 ms

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174 ms

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Bayer.png

182 ms

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Cegep%20Montreal.png

179 ms

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179 ms

Fermentrics.png

Fermentrics.png

188 ms

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193 ms

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204 ms

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216 ms

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State%20Park%20Supplies.png

94 ms

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90 ms

57196

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90 ms

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Analytical%20Logo%20PNG.png

95 ms

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106 ms

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118 ms

Carnegie.png

Carnegie.png

126 ms

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FirstStart.png

123 ms

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johannStraussApotheke_logo3.png

121 ms

S.C.-Johnson-Logo.png

S.C.-Johnson-Logo.png

126 ms

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sapiensa.png

137 ms

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146 ms

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160 ms

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161 ms

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163 ms

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172 ms

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180 ms

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182 ms

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196 ms

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196 ms

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195 ms

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197 ms

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227 ms

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226 ms

Accessibility Review

nirvascan.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

[role]s are not contained by their required parent element

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

nirvascan.com 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

nirvascan.com SEO score

93

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

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

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 Nirvascan.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 Nirvascan.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

nirvascan.com

Open Graph data is detected on the main page of NIRvascan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: