Tools & Wizards About Us
sela-tronics.com screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

sela-tronics.com

Sela-Tronics - Importer of EMI/RFI, Cooling systems and Fasterners

Page Load Speed

2.5 sec in total

First Response

735 ms

Resources Loaded

1.6 sec

Page Rendered

138 ms

sela-tronics.com screenshot

About Website

Welcome to sela-tronics.com homepage info - get ready to check Sela Tronics best content right away, or after learning these important things about sela-tronics.com

Sela-Tronics is an importer and supplier for Israeli electronic companies in the fields of: EMI/RFI shielding, cooling fans and heatsinks, cables and connectors, filters, gaskets, handles and fastener...

Visit sela-tronics.com

Key Findings

We analyzed Sela-tronics.com page load time and found that the first response time was 735 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

sela-tronics.com performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

sela-tronics.com

735 ms

jquery.js

73 ms

karma-teal-grey.css

128 ms

style.css

198 ms

ga.js

6 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 96% of them (47 requests) were addressed to the original Sela-tronics.com, 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (735 ms) belongs to the original domain Sela-tronics.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 89.9 kB (5%)

Content Size

1.8 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sela-tronics.com main page is 1.8 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. 60% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 24.6 kB

  • Original 32.3 kB
  • After minification 31.6 kB
  • After compression 7.6 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 24.6 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 54.8 kB

  • Original 1.7 MB
  • After minification 1.6 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. Sela Tronics images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-41%

Potential reduce by 10.5 kB

  • Original 25.8 kB
  • After minification 25.8 kB
  • After compression 15.3 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. Sela-tronics.com needs all CSS files to be minified and compressed as it can save up to 10.5 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (13%)

Requests Now

47

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sela Tronics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

sela-tronics.com

sela-tronics.com

735 ms

jquery.js

jquery.js

73 ms

karma-teal-grey.css

karma-teal-grey.css

128 ms

style.css

style.css

198 ms

ga.js

ga.js

6 ms

__utm.gif

__utm.gif

11 ms

1.jpg

1.jpg

182 ms

secondary-teal-grey.css

secondary-teal-grey.css

65 ms

bg-header-holder.jpg

bg-header-holder.jpg

71 ms

rays.png

rays.png

123 ms

seperator-main-nav.png

seperator-main-nav.png

129 ms

bg-div-main.jpg

bg-div-main.jpg

132 ms

2.jpg

2.jpg

243 ms

3.jpg

3.jpg

135 ms

4.jpg

4.jpg

152 ms

5.jpg

5.jpg

304 ms

6.jpg

6.jpg

304 ms

7.jpg

7.jpg

316 ms

8.jpg

8.jpg

200 ms

9.jpg

9.jpg

217 ms

10.jpg

10.jpg

269 ms

11.jpg

11.jpg

285 ms

12.jpg

12.jpg

427 ms

13.jpg

13.jpg

452 ms

14.jpg

14.jpg

408 ms

15.jpg

15.jpg

369 ms

16.gif

16.gif

482 ms

17.jpg

17.jpg

380 ms

18.jpg

18.jpg

435 ms

19.jpg

19.jpg

445 ms

20.jpg

20.jpg

475 ms

21.jpg

21.jpg

491 ms

22.jpg

22.jpg

501 ms

23.jpg

23.jpg

565 ms

24.jpg

24.jpg

515 ms

25.jpg

25.jpg

540 ms

26.jpg

26.jpg

548 ms

27.gif

27.gif

558 ms

28.jpg

28.jpg

566 ms

29.jpg

29.jpg

582 ms

30.jpg

30.jpg

604 ms

31.jpg

31.jpg

614 ms

32.jpg

32.jpg

621 ms

33.jpg

33.jpg

566 ms

34.jpg

34.jpg

546 ms

35.jpg

35.jpg

530 ms

bg-sidebar.gif

bg-sidebar.gif

557 ms

separator3.gif

separator3.gif

554 ms

bg-footer.jpg

bg-footer.jpg

558 ms

Accessibility Review

sela-tronics.com accessibility score

93

Accessibility Issues

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

sela-tronics.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

sela-tronics.com SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Sela-tronics.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 Sela-tronics.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

sela-tronics.com

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