Tools & Wizards About Us
instro.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

instro.com

Instro - Military & commercial electro-optical sensors

Page Load Speed

2.1 sec in total

First Response

63 ms

Resources Loaded

1.7 sec

Page Rendered

398 ms

instro.com screenshot

About Website

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

Instro, leading supplier & system integrators of support equipment for military & commercial electro-optical sensors.

Visit instro.com

Key Findings

We analyzed Instro.com page load time and found that the first response time was 63 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

instro.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value11.7 s

18/100

10%

Network Requests Diagram

instro.com

63 ms

instro.com

461 ms

all.css

165 ms

style.css

407 ms

gdpr-main-nf.css

398 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 72% of them (28 requests) were addressed to the original Instro.com, 10% (4 requests) were made to Use.typekit.net and 10% (4 requests) were made to Pro.fontawesome.com. The less responsive or slowest element that took the longest time to load (486 ms) belongs to the original domain Instro.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 159.0 kB (37%)

Content Size

427.0 kB

After Optimization

268.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Instro.com main page is 427.0 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. HTML takes 190.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 157.4 kB

  • Original 190.6 kB
  • After minification 185.4 kB
  • After compression 33.1 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 157.4 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 5.2 kB
  • After minification 5.2 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. Instro images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 43 B

  • Original 114.0 kB
  • After minification 114.0 kB
  • After compression 114.0 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

-1%

Potential reduce by 1.5 kB

  • Original 117.2 kB
  • After minification 117.2 kB
  • After compression 115.7 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. Instro.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (48%)

Requests Now

25

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Instro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

instro.com

instro.com

63 ms

instro.com

instro.com

461 ms

all.css

all.css

165 ms

style.css

style.css

407 ms

gdpr-main-nf.css

gdpr-main-nf.css

398 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

421 ms

js

js

75 ms

style.basic-ho-is-po-no-da-au-se-co-au-ga-se-is.css

style.basic-ho-is-po-no-da-au-se-co-au-ga-se-is.css

422 ms

dashicons.min.css

dashicons.min.css

479 ms

display-opinions-light.css

display-opinions-light.css

252 ms

font-awesome.min.css

font-awesome.min.css

336 ms

display-opinions-light.css

display-opinions-light.css

422 ms

js

js

100 ms

lazyload.min.js

lazyload.min.js

478 ms

a73d303bc0f21267f647745d49ac4f32.js

a73d303bc0f21267f647745d49ac4f32.js

486 ms

evl1arn.css

evl1arn.css

96 ms

p.css

p.css

24 ms

instro-logo-white.svg

instro-logo-white.svg

156 ms

17897_FM50F70FM61EU_17938_Avon-Protection_Marketing-optimised-750x500.jpg.webp

17897_FM50F70FM61EU_17938_Avon-Protection_Marketing-optimised-750x500.jpg.webp

275 ms

Precision-Systems-Banner-image-optimised-e1658912921161-750x500.jpg.webp

Precision-Systems-Banner-image-optimised-e1658912921161-750x500.jpg.webp

273 ms

Remote-observation-optimised-750x500.jpg.webp

Remote-observation-optimised-750x500.jpg.webp

228 ms

Targeting-optimised-750x422.jpg.webp

Targeting-optimised-750x422.jpg.webp

229 ms

Target-Acq-2-optimised-750x500.jpg.webp

Target-Acq-2-optimised-750x500.jpg.webp

369 ms

17912_FM53M53A1N49MILCF50_18004_Avon-Protection_Marketing-optimised-750x500.jpg.webp

17912_FM53M53A1N49MILCF50_18004_Avon-Protection_Marketing-optimised-750x500.jpg.webp

368 ms

45156642-optimised-750x500.jpg.webp

45156642-optimised-750x500.jpg.webp

274 ms

placeholder.svg

placeholder.svg

275 ms

pexels-pixabay-163347-250x167.jpg

pexels-pixabay-163347-250x167.jpg

367 ms

d

d

7 ms

d

d

78 ms

d

d

81 ms

fa-regular-400.woff

fa-regular-400.woff

355 ms

fa-regular-400.woff

fa-regular-400.woff

154 ms

fa-light-300.woff

fa-light-300.woff

314 ms

fa-light-300.woff

fa-light-300.woff

221 ms

fa-solid-900.woff

fa-solid-900.woff

310 ms

fa-solid-900.woff

fa-solid-900.woff

273 ms

fa-brands-400.woff

fa-brands-400.woff

392 ms

fa-brands-400.woff

fa-brands-400.woff

272 ms

instro-logo-blue.svg

instro-logo-blue.svg

158 ms

Accessibility Review

instro.com accessibility score

100

Accessibility Issues

Best Practices

instro.com 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

High

Missing source maps for large first-party JavaScript

SEO Factors

instro.com SEO score

100

Search Engine Optimization Advices

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 Instro.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 Instro.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

instro.com

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