Tools & Wizards About Us
i-sotec.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

i-sotec.com

Car-Hifi • Car-Audio • Auto-Hifi • Verstärker • Online-Shop • JAYKS | i-sotec

Page Load Speed

5.1 sec in total

First Response

229 ms

Resources Loaded

2.7 sec

Page Rendered

2.2 sec

i-sotec.com screenshot

About Website

Click here to check amazing I Sotec content for Germany. Otherwise, check out these important facts you probably never knew about i-sotec.com

Klangqualität für dein Auto: Plug & Play Endstufen / Car-Audio Verstärker von iSOtec / JAYKS | Auto Subwoofer, Auto-Lautsprecher und Zubehör | hi…

Visit i-sotec.com

Key Findings

We analyzed I-sotec.com page load time and found that the first response time was 229 ms and then it took 4.9 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

i-sotec.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

i-sotec.com

229 ms

carhifi-onlineshop.com

479 ms

constants.js

32 ms

pubsub.js

36 ms

global.js

43 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original I-sotec.com, 88% (86 requests) were made to Carhifi-onlineshop.com and 3% (3 requests) were made to Cdn.shopify.com. The less responsive or slowest element that took the longest time to load (930 ms) relates to the external source Carhifi-onlineshop.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 404.0 kB (6%)

Content Size

6.3 MB

After Optimization

5.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of I-sotec.com main page is 6.3 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. Images take 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 252.1 kB

  • Original 297.2 kB
  • After minification 275.6 kB
  • After compression 45.1 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 252.1 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 138.8 kB

  • Original 5.6 MB
  • After minification 5.5 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. I Sotec images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 10.6 kB

  • Original 343.7 kB
  • After minification 343.7 kB
  • After compression 333.1 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

-6%

Potential reduce by 2.5 kB

  • Original 40.1 kB
  • After minification 40.1 kB
  • After compression 37.6 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. I-sotec.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 61 (64%)

Requests Now

96

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of I Sotec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

i-sotec.com

i-sotec.com

229 ms

carhifi-onlineshop.com

carhifi-onlineshop.com

479 ms

constants.js

constants.js

32 ms

pubsub.js

pubsub.js

36 ms

global.js

global.js

43 ms

animations.js

animations.js

81 ms

preloads.js

preloads.js

150 ms

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

load_feature-9f951eb7d8d53973c719de211f807d63af81c644e5b9a6ae72661ac408d472f6.js

51 ms

storefront-80e528be853eac23af2454534897ca9536b1d3d04aa043b042f34879a3c111c8.js

storefront-80e528be853eac23af2454534897ca9536b1d3d04aa043b042f34879a3c111c8.js

60 ms

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

66 ms

storefront-banner.js

storefront-banner.js

46 ms

scripts.js

scripts.js

69 ms

base.css

base.css

95 ms

component-localization-form.css

component-localization-form.css

115 ms

localization-form.js

localization-form.js

75 ms

inbox-chat-loader.js

inbox-chat-loader.js

38 ms

component-slideshow.css

component-slideshow.css

53 ms

component-slider.css

component-slider.css

79 ms

component-list-social.css

component-list-social.css

54 ms

details-disclosure.js

details-disclosure.js

58 ms

details-modal.js

details-modal.js

58 ms

cart-notification.js

cart-notification.js

73 ms

search-form.js

search-form.js

81 ms

component-loading-spinner.css

component-loading-spinner.css

79 ms

section-image-banner.css

section-image-banner.css

88 ms

template-collection.css

template-collection.css

86 ms

component-card.css

component-card.css

110 ms

component-price.css

component-price.css

115 ms

component-search.css

component-search.css

154 ms

component-facets.css

component-facets.css

107 ms

facets.js

facets.js

157 ms

main-search.js

main-search.js

194 ms

section-multicolumn.css

section-multicolumn.css

133 ms

component-rating.css

component-rating.css

141 ms

component-volume-pricing.css

component-volume-pricing.css

168 ms

quick-order-list.css

quick-order-list.css

156 ms

quantity-popover.css

quantity-popover.css

163 ms

section-rich-text.css

section-rich-text.css

169 ms

section-footer.css

section-footer.css

183 ms

component-newsletter.css

component-newsletter.css

178 ms

component-list-menu.css

component-list-menu.css

184 ms

component-list-payment.css

component-list-payment.css

202 ms

client.login-button_f1e74a90.de.esm.js

client.login-button_f1e74a90.de.esm.js

187 ms

chunk.common_e5ec3c42.esm.js

chunk.common_e5ec3c42.esm.js

305 ms

predictive-search.js

predictive-search.js

281 ms

trad.js

trad.js

83 ms

inlineretarget.js

inlineretarget.js

90 ms

trekkie.storefront.dd626a6a6fbdab104f8779acc4331c330134c832.min.js

trekkie.storefront.dd626a6a6fbdab104f8779acc4331c330134c832.min.js

288 ms

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

shop_events_listener-61fa9e0a912c675e178777d2b27f6cbd482f8912a6b0aa31fa3515985a8cd626.js

272 ms

shopify-boomerang-1.0.0.min.js

shopify-boomerang-1.0.0.min.js

287 ms

JAYKS_Logo_rgb_red.png

JAYKS_Logo_rgb_red.png

279 ms

JAYKS-AUDIO-TEASER_5DXplus-Blue-Audio-Verstaerker.jpg

JAYKS-AUDIO-TEASER_5DXplus-Blue-Audio-Verstaerker.jpg

634 ms

JAYKS_Logo_rgb_red.png

JAYKS_Logo_rgb_red.png

270 ms

shipped.png

shipped.png

272 ms

icons8-receive_euro.png

icons8-receive_euro.png

270 ms

sound.png

sound.png

265 ms

technical_support_wearing_glasses.png

technical_support_wearing_glasses.png

275 ms

contactform-v2.js

contactform-v2.js

39 ms

loox.1678284182134.js

loox.1678284182134.js

59 ms

oster-deal.jpg

oster-deal.jpg

273 ms

dab-plus-navis-lkw-pkw-caravan-onlineshop.png

dab-plus-navis-lkw-pkw-caravan-onlineshop.png

292 ms

einbauservice-unna_1.png

einbauservice-unna_1.png

281 ms

Rueckfahrkameras.png

Rueckfahrkameras.png

306 ms

ALUBUTYL-Tuerdaemmung-carhifi.png

ALUBUTYL-Tuerdaemmung-carhifi.png

321 ms

Sound-Day-Deal-Banner_Nov2022.jpg

Sound-Day-Deal-Banner_Nov2022.jpg

598 ms

VW-T6-1_Gladen-Audio-Nachruest-Set.jpg

VW-T6-1_Gladen-Audio-Nachruest-Set.jpg

394 ms

5DX_big_yellow.png

5DX_big_yellow.png

914 ms

5DX_big_black.png

5DX_big_black.png

834 ms

5DX_big_orange.png

5DX_big_orange.png

347 ms

5DX_big_light_blue.png

5DX_big_light_blue.png

397 ms

5DX_big_white_db4e0f49-93e3-4537-b057-61b342df3af6.png

5DX_big_white_db4e0f49-93e3-4537-b057-61b342df3af6.png

410 ms

5DX_big_lila.png

5DX_big_lila.png

469 ms

5DX_big_khaki.png

5DX_big_khaki.png

455 ms

5DX_big_red_79f4af20-9334-4979-868d-f009ba37c49b.png

5DX_big_red_79f4af20-9334-4979-868d-f009ba37c49b.png

526 ms

iso2car-autoradio-adapter_AD-123-VW3l0yKB7SMiiuSP.jpg

iso2car-autoradio-adapter_AD-123-VW3l0yKB7SMiiuSP.jpg

501 ms

iso2car-autoradio-adapter_AD-123-UNI.jpg

iso2car-autoradio-adapter_AD-123-UNI.jpg

559 ms

gladen-mosconi-pico-6-8.jpg

gladen-mosconi-pico-6-8.jpg

592 ms

gladen-mosconi-pico-6-8-back.jpg

gladen-mosconi-pico-6-8-back.jpg

930 ms

carhifi-sound-upgrade-leasing-fahrzeuge.png

carhifi-sound-upgrade-leasing-fahrzeuge.png

527 ms

jayks-carhifi-familie.png

jayks-carhifi-familie.png

630 ms

Car-Hifi-Caravan.png

Car-Hifi-Caravan.png

625 ms

auto-verstaerker-endstufen-online-kaufenFlu4cuOVRewig.png

auto-verstaerker-endstufen-online-kaufenFlu4cuOVRewig.png

658 ms

subwoofer-online-kaufenNVyBQ1sQTbm0BEcMuD63AbDtAe.png

subwoofer-online-kaufenNVyBQ1sQTbm0BEcMuD63AbDtAe.png

614 ms

auto-lautsprecher-online-kaufenviamo6zo9uQfi.png

auto-lautsprecher-online-kaufenviamo6zo9uQfi.png

576 ms

Radioadapter-online-bestellenjh3nlKDzDB9T6.png

Radioadapter-online-bestellenjh3nlKDzDB9T6.png

576 ms

component-predictive-search.css

component-predictive-search.css

26 ms

component-predictive-search.css

component-predictive-search.css

21 ms

component-menu-drawer.css

component-menu-drawer.css

24 ms

component-menu-drawer.css

component-menu-drawer.css

27 ms

component-cart-notification.css

component-cart-notification.css

23 ms

component-cart-notification.css

component-cart-notification.css

21 ms

component-cart-items.css

component-cart-items.css

26 ms

component-cart-items.css

component-cart-items.css

25 ms

loox.1678284182134.js

loox.1678284182134.js

21 ms

script.js

script.js

144 ms

esc.js

esc.js

596 ms

2beb393cc9dc11ee9d2656685e902cdc.js

2beb393cc9dc11ee9d2656685e902cdc.js

72 ms

smoothscroll.min.js

smoothscroll.min.js

35 ms

Accessibility Review

i-sotec.com accessibility score

90

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

i-sotec.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

i-sotec.com SEO score

91

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

i-sotec.com

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