Tools & Wizards About Us
opel-astra-h.cz screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

opel-astra-h.cz

Opel-Astra-H.cz | Klub majitelů a fandů Astry a Zafiry od německé značky Opel. Recenze, návody, manuály, fotky, videa ze srazů a velmi obsáhlé forum, ...

Page Load Speed

23.9 sec in total

First Response

443 ms

Resources Loaded

22.7 sec

Page Rendered

739 ms

opel-astra-h.cz screenshot

About Website

Welcome to opel-astra-h.cz homepage info - get ready to check Opel Astra H best content for Czech Republic right away, or after learning these important things about opel-astra-h.cz

Klub majitelů a fandů Astry a Zafiry od německé značky Opel. Recenze, návody, manuály, fotky, videa ze srazů a velmi obsáhlé forum, to vše u nás najdete.

Visit opel-astra-h.cz

Key Findings

We analyzed Opel-astra-h.cz page load time and found that the first response time was 443 ms and then it took 23.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

opel-astra-h.cz performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.319

36/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

opel-astra-h.cz

443 ms

www.opel-astra-h.cz

1495 ms

cv.css

113 ms

style.min.css

228 ms

styles.css

331 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 41% of them (34 requests) were addressed to the original Opel-astra-h.cz, 16% (13 requests) were made to Googleads.g.doubleclick.net and 11% (9 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 178.7 kB (9%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opel-astra-h.cz main page is 2.0 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 85.9 kB

  • Original 106.3 kB
  • After minification 104.9 kB
  • After compression 20.4 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 85.9 kB or 81% of the original size.

Image Optimization

-1%

Potential reduce by 10.8 kB

  • Original 1.2 MB
  • After minification 1.2 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. Opel Astra H images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 662 B

  • Original 581.1 kB
  • After minification 581.1 kB
  • After compression 580.4 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

-64%

Potential reduce by 81.3 kB

  • Original 127.0 kB
  • After minification 127.0 kB
  • After compression 45.6 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. Opel-astra-h.cz needs all CSS files to be minified and compressed as it can save up to 81.3 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (57%)

Requests Now

76

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opel Astra H. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opel-astra-h.cz

opel-astra-h.cz

443 ms

www.opel-astra-h.cz

www.opel-astra-h.cz

1495 ms

cv.css

cv.css

113 ms

style.min.css

style.min.css

228 ms

styles.css

styles.css

331 ms

nivo-lightbox.css

nivo-lightbox.css

332 ms

default.css

default.css

335 ms

wp-show-posts-min.css

wp-show-posts-min.css

336 ms

widget-areas.min.css

widget-areas.min.css

337 ms

main.min.css

main.min.css

345 ms

font-icons.min.css

font-icons.min.css

438 ms

font-awesome.min.css

font-awesome.min.css

438 ms

featured-images.min.css

featured-images.min.css

444 ms

navigation-branding-flex.min.css

navigation-branding-flex.min.css

444 ms

jquery.min.js

jquery.min.js

558 ms

jquery-migrate.min.js

jquery-migrate.min.js

456 ms

nivo-lightbox.min.js

nivo-lightbox.min.js

545 ms

script.js

script.js

546 ms

adsbygoogle.js

adsbygoogle.js

113 ms

adsbygoogle.js

adsbygoogle.js

238 ms

js

js

59 ms

trixam.min.js

trixam.min.js

387 ms

index.js

index.js

551 ms

index.js

index.js

551 ms

cv.js

cv.js

586 ms

menu.min.js

menu.min.js

671 ms

Banner5s.jpg

Banner5s.jpg

610 ms

opelclubrenbau.gif

opelclubrenbau.gif

810 ms

logo_new.jpg

logo_new.jpg

224 ms

opel_astra_h_caravan_1.8._92kw.jpg

opel_astra_h_caravan_1.8._92kw.jpg

330 ms

vaha_vzduchu_opel_astra_h.jpg

vaha_vzduchu_opel_astra_h.jpg

344 ms

vzduchovy_filtr_opel_astra_h.jpg

vzduchovy_filtr_opel_astra_h.jpg

333 ms

drzak_vyfuku_opel_astra_h.jpg

drzak_vyfuku_opel_astra_h.jpg

334 ms

muffler_weld_tmel_na_vyfuky.jpg

muffler_weld_tmel_na_vyfuky.jpg

402 ms

nove_horni_ulozeni_tlumicu_opel_astra_h.jpg

nove_horni_ulozeni_tlumicu_opel_astra_h.jpg

478 ms

opel-astra-h-opc-1.jpg

opel-astra-h-opc-1.jpg

558 ms

jak_odstranit_samolepku_ze_skla_auta.jpg

jak_odstranit_samolepku_ze_skla_auta.jpg

479 ms

spinac_stahovani_oken7.jpg

spinac_stahovani_oken7.jpg

558 ms

astra_h-jak_na_to.jpg

astra_h-jak_na_to.jpg

479 ms

opel-astrah.png

opel-astrah.png

663 ms

ico_astra-h.jpg

ico_astra-h.jpg

670 ms

generatepress.woff

generatepress.woff

517 ms

show_ads_impl.js

show_ads_impl.js

395 ms

count.asp

count.asp

20126 ms

js

js

45 ms

analytics.js

analytics.js

26 ms

collect

collect

44 ms

collect

collect

30 ms

zrt_lookup.html

zrt_lookup.html

42 ms

ads

ads

421 ms

ads

ads

562 ms

ads

ads

387 ms

15506847939240815921

15506847939240815921

27 ms

abg_lite.js

abg_lite.js

31 ms

s

s

6 ms

window_focus.js

window_focus.js

35 ms

qs_click_protection.js

qs_click_protection.js

35 ms

ufs_web_display.js

ufs_web_display.js

6 ms

one_click_handler_one_afma.js

one_click_handler_one_afma.js

148 ms

icon.png

icon.png

10 ms

activeview

activeview

250 ms

reactive_library.js

reactive_library.js

231 ms

ca-pub-1033462108778010

ca-pub-1033462108778010

314 ms

9vDL5xLux-UGCaeP4T2_DM7AlfvMLFlt8MO-RQCzJxM.js

9vDL5xLux-UGCaeP4T2_DM7AlfvMLFlt8MO-RQCzJxM.js

6 ms

ads

ads

313 ms

ads

ads

293 ms

ads

ads

278 ms

ads

ads

300 ms

ads

ads

246 ms

ads

ads

298 ms

ads

ads

268 ms

load_preloaded_resource.js

load_preloaded_resource.js

152 ms

c653839755d9d9a3a773c62a0253f53f.js

c653839755d9d9a3a773c62a0253f53f.js

118 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

76 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

80 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

125 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

125 ms

1928005957766517850

1928005957766517850

42 ms

activeview

activeview

108 ms

css

css

114 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

70 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

73 ms

Accessibility Review

opel-astra-h.cz accessibility score

93

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

Image elements do not have [alt] attributes

Best Practices

opel-astra-h.cz 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

opel-astra-h.cz 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

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

opel-astra-h.cz

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