Tools & Wizards About Us
deltafas.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

deltafas.com

Delta Fire & Safety

Page Load Speed

1 sec in total

First Response

70 ms

Resources Loaded

912 ms

Page Rendered

61 ms

deltafas.com screenshot

About Website

Visit deltafas.com now to see the best up-to-date Delta Fas content and also check out these interesting facts you probably never knew about deltafas.com

Delta Fire & Safety offers industry-leading quality and turnaround time on a wide variety of industrial cleaning jobs. We have been cleaning bunker gear and chemical PPE since 1969. We carry the lates...

Visit deltafas.com

Key Findings

We analyzed Deltafas.com page load time and found that the first response time was 70 ms and then it took 973 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

deltafas.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

48/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value3,730 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

www.deltafas.com

70 ms

minified.js

36 ms

focus-within-polyfill.js

63 ms

polyfill.min.js

32 ms

8875.e26292eb.bundle.min.js

127 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Deltafas.com, 64% (48 requests) were made to Static.wixstatic.com and 23% (17 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (210 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 815.1 kB (53%)

Content Size

1.5 MB

After Optimization

711.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Deltafas.com main page is 1.5 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. 55% of websites need less resources to load. HTML takes 884.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 718.3 kB

  • Original 884.7 kB
  • After minification 883.0 kB
  • After compression 166.5 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 718.3 kB or 81% of the original size.

Image Optimization

-25%

Potential reduce by 92.6 kB

  • Original 370.2 kB
  • After minification 277.6 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. Obviously, Delta Fas needs image optimization as it can save up to 92.6 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 4.3 kB

  • Original 271.5 kB
  • After minification 271.4 kB
  • After compression 267.2 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.

Requests Breakdown

Number of requests can be reduced by 12 (18%)

Requests Now

65

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delta Fas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.deltafas.com

www.deltafas.com

70 ms

minified.js

minified.js

36 ms

focus-within-polyfill.js

focus-within-polyfill.js

63 ms

polyfill.min.js

polyfill.min.js

32 ms

8875.e26292eb.bundle.min.js

8875.e26292eb.bundle.min.js

127 ms

thunderbolt-commons.b7a35b00.bundle.min.js

thunderbolt-commons.b7a35b00.bundle.min.js

122 ms

main.d98de0fd.bundle.min.js

main.d98de0fd.bundle.min.js

122 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

129 ms

lodash.min.js

lodash.min.js

131 ms

react.production.min.js

react.production.min.js

131 ms

react-dom.production.min.js

react-dom.production.min.js

130 ms

browser-deprecation.bundle.es5.js

browser-deprecation.bundle.es5.js

130 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

186 ms

DeltaHIGHRES-Transparent%20bkgrd.png

DeltaHIGHRES-Transparent%20bkgrd.png

130 ms

bundle.min.js

bundle.min.js

96 ms

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165 ms

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167 ms

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174 ms

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171 ms

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168 ms

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169 ms

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171 ms

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174 ms

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189 ms

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189 ms

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190 ms

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188 ms

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188 ms

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190 ms

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198 ms

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198 ms

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197 ms

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198 ms

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197 ms

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196 ms

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201 ms

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204 ms

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203 ms

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201 ms

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203 ms

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202 ms

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204 ms

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206 ms

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207 ms

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205 ms

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205 ms

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206 ms

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209 ms

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210 ms

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210 ms

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125 ms

143 ms

149 ms

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148 ms

145 ms

141 ms

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49 ms

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47 ms

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46 ms

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44 ms

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45 ms

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43 ms

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42 ms

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46 ms

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28 ms

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27 ms

Delta2019.png

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27 ms

deprecation-en.v5.html

deprecation-en.v5.html

5 ms

bolt-performance

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18 ms

deprecation-style.v5.css

deprecation-style.v5.css

4 ms

right-arrow.svg

right-arrow.svg

11 ms

WixMadeforDisplay_W_Bd.woff

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6 ms

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6 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

7 ms

Accessibility Review

deltafas.com accessibility score

95

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.

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

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

deltafas.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

deltafas.com SEO score

89

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

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 Deltafas.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 Deltafas.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

deltafas.com

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