Tools & Wizards About Us
ef3m.pl screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ef3m.pl

Sklep modelarski eF3M.pl - modele RC online i w Warszawie

Page Load Speed

5.7 sec in total

First Response

1.3 sec

Resources Loaded

3.9 sec

Page Rendered

507 ms

ef3m.pl screenshot

About Website

Click here to check amazing EF3M content for Poland. Otherwise, check out these important facts you probably never knew about ef3m.pl

Sklep modelarski online i stacjonarny w Warszawie z szeroką ofertą dronów, samolotów i samochodów RC. Modele RC uznanych marek części, akcesoria. Darmowa dostawa!

Visit ef3m.pl

Key Findings

We analyzed Ef3m.pl page load time and found that the first response time was 1.3 sec 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

ef3m.pl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value18.8 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value2,610 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.104

88/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

www.ef3m.pl

1319 ms

ODc6NDI6NS4yNC4xOQ.css

532 ms

main.6f1b0801cff7b64dda07.min.js

846 ms

pl_PL.js

462 ms

user.js

430 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 93% of them (53 requests) were addressed to the original Ef3m.pl, 2% (1 request) were made to Dcsaascdn.net and 2% (1 request) were made to Opineo.pl. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Ef3m.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 398.8 kB (19%)

Content Size

2.1 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ef3m.pl main page is 2.1 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 375.3 kB

  • Original 407.5 kB
  • After minification 216.4 kB
  • After compression 32.2 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 191.1 kB, which is 47% 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 375.3 kB or 92% of the original size.

Image Optimization

-2%

Potential reduce by 23.3 kB

  • Original 1.3 MB
  • After minification 1.3 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. EF3M images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 184 B

  • Original 250.1 kB
  • After minification 250.1 kB
  • After compression 249.9 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

-0%

Potential reduce by 0 B

  • Original 175.1 kB
  • After minification 175.1 kB
  • After compression 175.1 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. Ef3m.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (20%)

Requests Now

51

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EF3M. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.ef3m.pl

www.ef3m.pl

1319 ms

ODc6NDI6NS4yNC4xOQ.css

ODc6NDI6NS4yNC4xOQ.css

532 ms

main.6f1b0801cff7b64dda07.min.js

main.6f1b0801cff7b64dda07.min.js

846 ms

pl_PL.js

pl_PL.js

462 ms

user.js

user.js

430 ms

front-api-1.4.0.min.js

front-api-1.4.0.min.js

489 ms

jquery.countdown.min.js

jquery.countdown.min.js

460 ms

slider.js.php

slider.js.php

409 ms

1f44d.png

1f44d.png

52 ms

1px.gif

1px.gif

138 ms

logo.png

logo.png

138 ms

loader.svg

loader.svg

135 ms

1px.gif

1px.gif

139 ms

011d2c819466fb4b607c78b84da400df.jpg

011d2c819466fb4b607c78b84da400df.jpg

432 ms

a3020890b40e4cae7e9e934a5c812fad.jpg

a3020890b40e4cae7e9e934a5c812fad.jpg

420 ms

e0e8d717e23adc54a30140ebb2d5a2a8.jpg

e0e8d717e23adc54a30140ebb2d5a2a8.jpg

521 ms

3b5efc6c4e567e991f47b5ef1c7aa6eb.jpg

3b5efc6c4e567e991f47b5ef1c7aa6eb.jpg

325 ms

69a3a31247419eee9e07c78fbcb1d5f8.jpg

69a3a31247419eee9e07c78fbcb1d5f8.jpg

422 ms

boxTop_1-min.png

boxTop_1-min.png

222 ms

boxTop_2-min.png

boxTop_2-min.png

334 ms

boxTop_3-min.png

boxTop_3-min.png

433 ms

boxTop_4-min.png

boxTop_4-min.png

448 ms

300_300_productGfx_e3c9fd54fa7222625f85706272d79aef.webp

300_300_productGfx_e3c9fd54fa7222625f85706272d79aef.webp

538 ms

Dron-RC-Syma-W3-2%2C4GHz-5G-wifi-kamera-EIS-4K.webp

Dron-RC-Syma-W3-2%2C4GHz-5G-wifi-kamera-EIS-4K.webp

540 ms

balsa-modelarska-deska.webp

balsa-modelarska-deska.webp

547 ms

c1-xr.webp

c1-xr.webp

546 ms

Samochod-RC-Rock-Crawler-HB-2%2C4GHz-118-czerwony.webp

Samochod-RC-Rock-Crawler-HB-2%2C4GHz-118-czerwony.webp

566 ms

300_300_productGfx_9eb26c9690b4a8b48fa3a6a884ad584c.webp

300_300_productGfx_9eb26c9690b4a8b48fa3a6a884ad584c.webp

630 ms

materialy-do-makiety.webp

materialy-do-makiety.webp

646 ms

300_300_productGfx_f198e551b6a780371e58e2ff090129fd.webp

300_300_productGfx_f198e551b6a780371e58e2ff090129fd.webp

647 ms

top-gun-revell.webp

top-gun-revell.webp

659 ms

porche-5681.webp

porche-5681.webp

658 ms

carbon-cub.webp

carbon-cub.webp

682 ms

sky_king_na_pilota.webp

sky_king_na_pilota.webp

740 ms

auto-na-pilota-monster-zabawka.webp

auto-na-pilota-monster-zabawka.webp

755 ms

PIONEER-EVO-zestaw-rtf.webp

PIONEER-EVO-zestaw-rtf.webp

756 ms

300_300_productGfx_d062fa66b8335fb98710d79d62334b90.webp

300_300_productGfx_d062fa66b8335fb98710d79d62334b90.webp

771 ms

300_300_productGfx_703b4b8550bb632d550b604fb98c152a.webp

300_300_productGfx_703b4b8550bb632d550b604fb98c152a.webp

772 ms

ssk_216x128.png

ssk_216x128.png

792 ms

opineo-logo.png

opineo-logo.png

844 ms

p%C5%82atno%C5%9Bci.jpg

p%C5%82atno%C5%9Bci.jpg

859 ms

box-btn.png

box-btn.png

860 ms

youtube2022.jpg

youtube2022.jpg

1006 ms

83.jpg

83.jpg

880 ms

82.jpg

82.jpg

887 ms

rwd-custom.woff

rwd-custom.woff

817 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

835 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

835 ms

81.jpg

81.jpg

873 ms

f0cad087-722c-4162-a5fc-2392308f0c65.js

f0cad087-722c-4162-a5fc-2392308f0c65.js

33 ms

79.jpg

79.jpg

796 ms

74.jpg

74.jpg

733 ms

28.jpg

28.jpg

738 ms

logo_background.png

logo_background.png

656 ms

ico_mail.png

ico_mail.png

676 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

109 ms

fontawesome-webfont.svg

fontawesome-webfont.svg

109 ms

Accessibility Review

ef3m.pl accessibility score

78

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

High

Image elements do not have [alt] attributes

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

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

ef3m.pl 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

SEO Factors

ef3m.pl SEO score

86

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ef3m.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Ef3m.pl 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

ef3m.pl

Open Graph description is not detected on the main page of EF3M. 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: