Tools & Wizards About Us
electronic-symbols.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

electronic-symbols.com

Electrical Symbols & Electronic Symbols

Page Load Speed

3.4 sec in total

First Response

645 ms

Resources Loaded

2.6 sec

Page Rendered

205 ms

electronic-symbols.com screenshot

About Website

Click here to check amazing Electronic Symbols content for United States. Otherwise, check out these important facts you probably never knew about electronic-symbols.com

Collection of Electrical Symbols. All electronic and Electrical Circuit Symbols for reference and interpretation of electrical schematic diagrams

Visit electronic-symbols.com

Key Findings

We analyzed Electronic-symbols.com page load time and found that the first response time was 645 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

electronic-symbols.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

65/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value3,050 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value14.6 s

8/100

10%

Network Requests Diagram

www.electrical-symbols.com

645 ms

adsbygoogle.js

167 ms

bootstrap.min.css

264 ms

homepage.css

372 ms

aviso_cookies.css

377 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Electronic-symbols.com, 13% (8 requests) were made to Pagead2.googlesyndication.com and 13% (8 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (692 ms) relates to the external source Electrical-symbols.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.3 kB (3%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Electronic-symbols.com main page is 1.3 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. Javascripts take 655.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 34.4 kB

  • Original 43.1 kB
  • After minification 37.8 kB
  • After compression 8.7 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 5.3 kB, which is 12% 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 34.4 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 289 B

  • Original 538.7 kB
  • After minification 538.4 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. Electronic Symbols images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.4 kB

  • Original 655.8 kB
  • After minification 655.7 kB
  • After compression 652.4 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

-15%

Potential reduce by 5.3 kB

  • Original 35.0 kB
  • After minification 35.0 kB
  • After compression 29.7 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. Electronic-symbols.com needs all CSS files to be minified and compressed as it can save up to 5.3 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (57%)

Requests Now

58

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Electronic Symbols. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.electrical-symbols.com

www.electrical-symbols.com

645 ms

adsbygoogle.js

adsbygoogle.js

167 ms

bootstrap.min.css

bootstrap.min.css

264 ms

homepage.css

homepage.css

372 ms

aviso_cookies.css

aviso_cookies.css

377 ms

stylus.css

stylus.css

380 ms

js

js

50 ms

cse.js

cse.js

48 ms

adsbygoogle.js

adsbygoogle.js

323 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

510 ms

bootstrap.min.js

bootstrap.min.js

400 ms

picturefill.min.js

picturefill.min.js

414 ms

matchmedia.js

matchmedia.js

534 ms

aviso_cookies.js

aviso_cookies.js

534 ms

show_ads_impl.js

show_ads_impl.js

414 ms

logo-see.png

logo-see.png

154 ms

yesterday_today_side.png

yesterday_today_side.png

306 ms

lower_long_side.png

lower_long_side.png

166 ms

circuit_index.jpg

circuit_index.jpg

371 ms

light_bulbs_index.jpg

light_bulbs_index.jpg

533 ms

periodic_tablet_index.jpg

periodic_tablet_index.jpg

536 ms

electronic_schematic.jpg

electronic_schematic.jpg

421 ms

electronic_circuit.jpg

electronic_circuit.jpg

344 ms

electrical_symbols_pdf.jpg

electrical_symbols_pdf.jpg

390 ms

periodic-table_480.jpg

periodic-table_480.jpg

439 ms

circuit_index.jpg

circuit_index.jpg

500 ms

icon-fb.png

icon-fb.png

519 ms

icon-see.png

icon-see.png

547 ms

icon-twitter.png

icon-twitter.png

568 ms

cse_element__en.js

cse_element__en.js

38 ms

default+en.css

default+en.css

69 ms

default.css

default.css

73 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

521 ms

async-ads.js

async-ads.js

22 ms

branding.png

branding.png

18 ms

periodic-table_992.jpg

periodic-table_992.jpg

692 ms

clear.png

clear.png

60 ms

zrt_lookup.html

zrt_lookup.html

37 ms

ads

ads

681 ms

ads

ads

498 ms

ads

ads

465 ms

ads

ads

386 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

30 ms

load_preloaded_resource.js

load_preloaded_resource.js

26 ms

abg_lite.js

abg_lite.js

103 ms

window_focus.js

window_focus.js

104 ms

qs_click_protection.js

qs_click_protection.js

28 ms

ufs_web_display.js

ufs_web_display.js

17 ms

188a63c500db6a3aa7c42aa7d4186e28.js

188a63c500db6a3aa7c42aa7d4186e28.js

111 ms

icon.png

icon.png

15 ms

8741269557722925928

8741269557722925928

103 ms

css

css

51 ms

activeview

activeview

62 ms

sodar

sodar

72 ms

mSjjkhB1L59TV46DoVAaQ_9pMO7PZIKzyhBy6zc7xu8.js

mSjjkhB1L59TV46DoVAaQ_9pMO7PZIKzyhBy6zc7xu8.js

18 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

28 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

35 ms

reactive_library.js

reactive_library.js

158 ms

ca-pub-3896271361712669

ca-pub-3896271361712669

73 ms

sodar2.js

sodar2.js

34 ms

runner.html

runner.html

6 ms

aframe

aframe

21 ms

Accessibility Review

electronic-symbols.com accessibility score

86

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

Links do not have a discernible name

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

electronic-symbols.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

electronic-symbols.com SEO score

97

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

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 Electronic-symbols.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 Electronic-symbols.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

electronic-symbols.com

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