Tools & Wizards About Us
alfatransformer.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

alfatransformer.com

Alfa Transformer :: Dry Type Transformer and Oil Filled Transformers

Page Load Speed

1.3 sec in total

First Response

131 ms

Resources Loaded

1 sec

Page Rendered

169 ms

alfatransformer.com screenshot

About Website

Welcome to alfatransformer.com homepage info - get ready to check Alfa Transformer best content for United States right away, or after learning these important things about alfatransformer.com

Since 1964, thousands of companies have chosen Alfa Transformer for their dry type transformers and oil filled transformers.

Visit alfatransformer.com

Key Findings

We analyzed Alfatransformer.com page load time and found that the first response time was 131 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

alfatransformer.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

25/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.884

3/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

alfatransformer.com

131 ms

alfatransformer.com

256 ms

js

64 ms

css

39 ms

jquery.min.js

22 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 58% of them (26 requests) were addressed to the original Alfatransformer.com, 29% (13 requests) were made to Embed.tawk.to and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (256 ms) belongs to the original domain Alfatransformer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 101.6 kB (10%)

Content Size

989.6 kB

After Optimization

888.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alfatransformer.com main page is 989.6 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. 35% of websites need less resources to load. Images take 680.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.3 kB

  • Original 28.1 kB
  • After minification 20.2 kB
  • After compression 5.8 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 7.9 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 22.3 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 792 B

  • Original 680.7 kB
  • After minification 679.9 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. Alfa Transformer images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 48.1 kB

  • Original 244.3 kB
  • After minification 243.9 kB
  • After compression 196.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 48.1 kB or 20% of the original size.

CSS Optimization

-83%

Potential reduce by 30.4 kB

  • Original 36.5 kB
  • After minification 25.2 kB
  • After compression 6.1 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. Alfatransformer.com needs all CSS files to be minified and compressed as it can save up to 30.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (55%)

Requests Now

40

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alfa Transformer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

alfatransformer.com

alfatransformer.com

131 ms

alfatransformer.com

alfatransformer.com

256 ms

js

js

64 ms

css

css

39 ms

jquery.min.js

jquery.min.js

22 ms

skel.min.js

skel.min.js

77 ms

skel-panels.min.js

skel-panels.min.js

98 ms

init.js

init.js

111 ms

responsiveslides.css

responsiveslides.css

116 ms

responsiveslides.min.js

responsiveslides.min.js

117 ms

style.css

style.css

35 ms

style-desktop.css

style-desktop.css

70 ms

style-1000px.css

style-1000px.css

34 ms

default

default

198 ms

alfa_logo.jpg

alfa_logo.jpg

40 ms

need_a_quote.jpg

need_a_quote.jpg

137 ms

pad_mounts_on_truck_text.jpg

pad_mounts_on_truck_text.jpg

138 ms

solar_panels_text.jpg

solar_panels_text.jpg

172 ms

oil-sample-syringe-tests_text.jpg

oil-sample-syringe-tests_text.jpg

138 ms

featured_dry.jpg

featured_dry.jpg

52 ms

featured_fluid_filled.jpg

featured_fluid_filled.jpg

71 ms

featured_solar_wind.jpg

featured_solar_wind.jpg

75 ms

featured_rewind_oil.jpg

featured_rewind_oil.jpg

108 ms

helpful_calculators.png

helpful_calculators.png

109 ms

helpful_related_products.png

helpful_related_products.png

141 ms

helpful_downloads.png

helpful_downloads.png

143 ms

helpful_buy_surplus.png

helpful_buy_surplus.png

171 ms

helpful_credit_cards.png

helpful_credit_cards.png

173 ms

facebook.png

facebook.png

172 ms

twitter.png

twitter.png

175 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xk.ttf

18 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

34 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

34 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

132 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

157 ms

twk-event-polyfill.js

twk-event-polyfill.js

171 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

152 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

150 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

186 ms

twk-main.js

twk-main.js

151 ms

twk-vendor.js

twk-vendor.js

166 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

173 ms

twk-chunk-common.js

twk-chunk-common.js

185 ms

twk-runtime.js

twk-runtime.js

169 ms

twk-app.js

twk-app.js

226 ms

Accessibility Review

alfatransformer.com accessibility score

70

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

alfatransformer.com best practices score

67

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

Page has valid source maps

SEO Factors

alfatransformer.com SEO score

92

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alfatransformer.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Alfatransformer.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

alfatransformer.com

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