Tools & Wizards About Us
rychloseznamka.cz screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

rychloseznamka.cz

Seznamka.cz - Tradiční seznamka zdarma, již 25 let

Page Load Speed

5.4 sec in total

First Response

515 ms

Resources Loaded

4.6 sec

Page Rendered

253 ms

rychloseznamka.cz screenshot

About Website

Visit rychloseznamka.cz now to see the best up-to-date Rychlo Seznamka content and also check out these interesting facts you probably never knew about rychloseznamka.cz

Seznamka.cz je tradiční a největší internetová česká seznamka zdarma. Více než 280 000 registrovaných uživatelů. Zkus se u nás seznámit.

Visit rychloseznamka.cz

Key Findings

We analyzed Rychloseznamka.cz page load time and found that the first response time was 515 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

rychloseznamka.cz performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

56/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value2,580 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.313

37/100

15%

TTI (Time to Interactive)

Value21.5 s

1/100

10%

Network Requests Diagram

rychloseznamka.cz

515 ms

www.seznamka.cz

1136 ms

gtm.js

63 ms

bootstrap.min.css

262 ms

awesome.min.css

436 ms

Our browser made a total of 143 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rychloseznamka.cz, 34% (49 requests) were made to Seznamka.cz and 18% (26 requests) were made to Imga.seznamka.cz. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Imga.seznamka.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 303.5 kB (15%)

Content Size

2.1 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rychloseznamka.cz 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 100.7 kB

  • Original 125.0 kB
  • After minification 109.3 kB
  • After compression 24.4 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. This page needs HTML code to be minified as it can gain 15.8 kB, which is 13% 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 100.7 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 25.1 kB

  • Original 833.6 kB
  • After minification 808.5 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. Rychlo Seznamka images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 177.7 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 869.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 177.7 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 138 B

  • Original 46.2 kB
  • After minification 46.2 kB
  • After compression 46.1 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. Rychloseznamka.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 53 (41%)

Requests Now

128

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rychlo Seznamka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rychloseznamka.cz

rychloseznamka.cz

515 ms

www.seznamka.cz

www.seznamka.cz

1136 ms

gtm.js

gtm.js

63 ms

bootstrap.min.css

bootstrap.min.css

262 ms

awesome.min.css

awesome.min.css

436 ms

seznamka.css

seznamka.css

638 ms

gpt.js

gpt.js

117 ms

jquery.min.js

jquery.min.js

1143 ms

common.min.js

common.min.js

537 ms

adsbygoogle.js

adsbygoogle.js

152 ms

js

js

57 ms

destination

destination

159 ms

landing

landing

143 ms

bootstrap.min.js

bootstrap.min.js

419 ms

look.min.js

look.min.js

419 ms

dialog.min.js

dialog.min.js

562 ms

Browser.min.js

Browser.min.js

563 ms

pubads_impl.js

pubads_impl.js

125 ms

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773 ms

logo-seznamka.svg

logo-seznamka.svg

106 ms

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seznam_101000000000.svg

110 ms

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103 ms

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111 ms

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112 ms

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204 ms

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209 ms

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212 ms

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206 ms

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205 ms

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304 ms

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310 ms

seznam_114000000000.svg

seznam_114000000000.svg

306 ms

praha.svg

praha.svg

311 ms

brno.svg

brno.svg

307 ms

ostrava.svg

ostrava.svg

405 ms

plzen.svg

plzen.svg

409 ms

liberec.svg

liberec.svg

413 ms

22.jpg

22.jpg

1250 ms

21.jpg

21.jpg

663 ms

20.jpg

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1137 ms

19.jpg

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1154 ms

seznamka-do-paticky.png

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511 ms

ads.jpg

ads.jpg

613 ms

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949 ms

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902 ms

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950 ms

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902 ms

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1622 ms

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949 ms

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1621 ms

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979 ms

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1028 ms

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1028 ms

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1027 ms

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1051 ms

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1121 ms

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1120 ms

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1121 ms

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1153 ms

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1217 ms

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1217 ms

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1725 ms

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1254 ms

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1325 ms

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1318 ms

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1391 ms

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1432 ms

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1447 ms

landing

landing

43 ms

landing

landing

30 ms

slotcar_library.js

slotcar_library.js

93 ms

show_ads_impl.js

show_ads_impl.js

263 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

505 ms

fa-solid-900.woff

fa-solid-900.woff

433 ms

fa-regular-400.woff

fa-regular-400.woff

336 ms

hledani-podklad.png

hledani-podklad.png

590 ms

sdk.js

sdk.js

56 ms

bazar.png

bazar.png

462 ms

byty.png

byty.png

502 ms

novina.png

novina.png

518 ms

pocitace.png

pocitace.png

534 ms

rande.png

rande.png

563 ms

seznamit.png

seznamit.png

630 ms

seznamka.png

seznamka.png

638 ms

spolu.png

spolu.png

639 ms

zamestnani.png

zamestnani.png

664 ms

zverokruh.png

zverokruh.png

695 ms

screenw.aspx

screenw.aspx

676 ms

sdk.js

sdk.js

5 ms

retargeting.js

retargeting.js

812 ms

zrt_lookup.html

zrt_lookup.html

47 ms

ads

ads

471 ms

ads

ads

361 ms

ads

ads

242 ms

ads

ads

268 ms

3b0c1a1c8750041eb27603629860e89a.js

3b0c1a1c8750041eb27603629860e89a.js

50 ms

load_preloaded_resource.js

load_preloaded_resource.js

113 ms

f11bfab4e3c942216447974439595ef6.js

f11bfab4e3c942216447974439595ef6.js

72 ms

abg_lite.js

abg_lite.js

111 ms

window_focus.js

window_focus.js

120 ms

qs_click_protection.js

qs_click_protection.js

153 ms

ufs_web_display.js

ufs_web_display.js

35 ms

bbae3fd3506d8d9338f85d10ea9db8af.js

bbae3fd3506d8d9338f85d10ea9db8af.js

102 ms

icon.png

icon.png

43 ms

s

s

18 ms

cookie_push_onload.html

cookie_push_onload.html

20 ms

reactive_library.js

reactive_library.js

243 ms

ca-pub-0600467072741505

ca-pub-0600467072741505

314 ms

gp_match

gp_match

271 ms

asr

asr

839 ms

530 ms

css

css

200 ms

pixel

pixel

30 ms

pixel

pixel

73 ms

activeview

activeview

171 ms

pixel

pixel

170 ms

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161 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

46 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

48 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

52 ms

123 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

37 ms

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44 ms

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146 ms

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250 ms

google

google

141 ms

generic

generic

241 ms

pixel

pixel

192 ms

google

google

124 ms

pixel

pixel

27 ms

sodar

sodar

78 ms

pixel

pixel

18 ms

pixel

pixel

15 ms

pixel

pixel

15 ms

pixel

pixel

77 ms

pixel

pixel

16 ms

136 ms

sodar2.js

sodar2.js

6 ms

pixel

pixel

111 ms

runner.html

runner.html

13 ms

aframe

aframe

21 ms

pixel

pixel

90 ms

q3_ozqIbHCwHEmDedgzG-D6UnUyzi2L496FFdqoLokA.js

q3_ozqIbHCwHEmDedgzG-D6UnUyzi2L496FFdqoLokA.js

4 ms

Accessibility Review

rychloseznamka.cz accessibility score

96

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

Links do not have a discernible name

Best Practices

rychloseznamka.cz best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rychloseznamka.cz SEO score

90

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

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

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rychloseznamka.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 Rychloseznamka.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

rychloseznamka.cz

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