Tools & Wizards About Us
siad.com screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

siad.com

Production of technical and industrial gases | SIAD

Page Load Speed

4.7 sec in total

First Response

336 ms

Resources Loaded

3.7 sec

Page Rendered

690 ms

siad.com screenshot

About Website

Welcome to siad.com homepage info - get ready to check SIAD best content for Italy right away, or after learning these important things about siad.com

SIAD is an Italian chemical group engaged in the production and supply of industrial gases and technical gases. Enter the site!

Visit siad.com

Key Findings

We analyzed Siad.com page load time and found that the first response time was 336 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

siad.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value1,040 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value1.015

2/100

15%

TTI (Time to Interactive)

Value28.2 s

0/100

10%

Network Requests Diagram

siad.com

336 ms

www.siad.com

807 ms

uc.js

27 ms

3d3f8dd7-839c-421b-9f37-07514882ae5e.js

62 ms

mentions.css

114 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 90% of them (62 requests) were addressed to the original Siad.com, 3% (2 requests) were made to Fast.fonts.net and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Siad.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 323.7 kB (8%)

Content Size

4.1 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Siad.com main page is 4.1 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. 45% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 56.7 kB

  • Original 71.8 kB
  • After minification 70.8 kB
  • After compression 15.1 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 56.7 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 256.8 kB

  • Original 3.6 MB
  • After minification 3.3 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. SIAD images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 9.3 kB

  • Original 316.8 kB
  • After minification 316.8 kB
  • After compression 307.5 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 816 B

  • Original 110.7 kB
  • After minification 110.7 kB
  • After compression 109.9 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. Siad.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 35 (59%)

Requests Now

59

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIAD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

siad.com

siad.com

336 ms

www.siad.com

www.siad.com

807 ms

uc.js

uc.js

27 ms

3d3f8dd7-839c-421b-9f37-07514882ae5e.js

3d3f8dd7-839c-421b-9f37-07514882ae5e.js

62 ms

mentions.css

mentions.css

114 ms

main.css

main.css

227 ms

aui.css

aui.css

516 ms

main.css

main.css

419 ms

combo

combo

487 ms

js_loader_modules

js_loader_modules

529 ms

everything.jsp

everything.jsp

803 ms

js_bundle_config

js_bundle_config

437 ms

main.css

main.css

531 ms

combo

combo

594 ms

combo

combo

592 ms

main.js

main.js

633 ms

mt.js

mt.js

27 ms

aui_deprecated.css

aui_deprecated.css

224 ms

gtm.js

gtm.js

78 ms

146 ms

list-dot.png

list-dot.png

220 ms

layout_set_logo

layout_set_logo

238 ms

topmenu.png

topmenu.png

219 ms

it_IT.png

it_IT.png

140 ms

bg_BG.png

bg_BG.png

265 ms

cs_CZ.png

cs_CZ.png

264 ms

de_DE.png

de_DE.png

270 ms

hu_HU.png

hu_HU.png

271 ms

pl_PL.png

pl_PL.png

270 ms

ro_RO.png

ro_RO.png

344 ms

ru_RU.png

ru_RU.png

411 ms

sk_SK.png

sk_SK.png

411 ms

fr_FR.png

fr_FR.png

417 ms

9c55de9d-46be-f21e-5f36-860d2ce6bf0a

9c55de9d-46be-f21e-5f36-860d2ce6bf0a

623 ms

1e6c8ebf-15d6-f132-b4f9-c6585218873f

1e6c8ebf-15d6-f132-b4f9-c6585218873f

422 ms

e28ba5da-c20f-e39f-05a9-2875f2b69382

e28ba5da-c20f-e39f-05a9-2875f2b69382

459 ms

7db26860-e843-6c66-76a8-94fcc15abfd6

7db26860-e843-6c66-76a8-94fcc15abfd6

562 ms

912d2740-06b1-38d2-7fe1-09216714b8ff

912d2740-06b1-38d2-7fe1-09216714b8ff

674 ms

f1055cf3-8461-1c84-ca37-366e68b78e48

f1055cf3-8461-1c84-ca37-366e68b78e48

892 ms

9cea1dac-4233-7131-fda4-40dbd6a4f62c

9cea1dac-4233-7131-fda4-40dbd6a4f62c

591 ms

b81ad9a3-6331-59df-ff1e-a087879c1310

b81ad9a3-6331-59df-ff1e-a087879c1310

877 ms

14208408-7bce-017e-0a5f-051724069b34

14208408-7bce-017e-0a5f-051724069b34

1365 ms

e28ba5da-c20f-e39f-05a9-2875f2b69382

e28ba5da-c20f-e39f-05a9-2875f2b69382

714 ms

7db26860-e843-6c66-76a8-94fcc15abfd6

7db26860-e843-6c66-76a8-94fcc15abfd6

744 ms

df421cec-ae29-2187-cfb7-741e9c3da43c

df421cec-ae29-2187-cfb7-741e9c3da43c

789 ms

available_languages.jsp

available_languages.jsp

824 ms

833 ms

fontawesome-alloy.woff

fontawesome-alloy.woff

880 ms

button-line.png

button-line.png

944 ms

footer-arrow-up.png

footer-arrow-up.png

938 ms

caret-miniature.png

caret-miniature.png

946 ms

arrow-home-link.png

arrow-home-link.png

975 ms

icons.svg

icons.svg

1159 ms

js

js

54 ms

insight.min.js

insight.min.js

22 ms

insight_tag_errors.gif

insight_tag_errors.gif

100 ms

combo

combo

1119 ms

combo

combo

1441 ms

combo

combo

244 ms

106 ms

105 ms

194 ms

194 ms

combo

combo

155 ms

combo

combo

205 ms

combo

combo

128 ms

combo

combo

161 ms

103 ms

combo

combo

113 ms

Accessibility Review

siad.com accessibility score

82

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

siad.com best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

siad.com SEO score

62

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

High

Page is blocked from indexing

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 doesn't use 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 Siad.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 Siad.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

siad.com

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