Tools & Wizards About Us
kodpocztowy.net screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kodpocztowy.net

Kody pocztowe w Polsce

Page Load Speed

3.3 sec in total

First Response

303 ms

Resources Loaded

2.7 sec

Page Rendered

256 ms

kodpocztowy.net screenshot

About Website

Click here to check amazing Kodpocztowy content for Poland. Otherwise, check out these important facts you probably never knew about kodpocztowy.net

Kody pocztowe. Spis, wykaz kodów pocztowych. Kody pocztowe w powiatach. Kody pocztowe w gminach, Kody pocztowe w miejscowosciach. Wyszukiwarka kodów pocztowych. Placówki poczty polskiej. Kody pocztowe...

Visit kodpocztowy.net

Key Findings

We analyzed Kodpocztowy.net page load time and found that the first response time was 303 ms and then it took 3 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

kodpocztowy.net performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value2,870 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

kodpocztowy.net

303 ms

www.kodpocztowy.net

339 ms

styles.css

93 ms

jquery.tipsy.cookie.autocomplete_min.js

316 ms

site_navigation.js

316 ms

Our browser made a total of 166 requests to load all elements on the main page. We found that 41% of them (68 requests) were addressed to the original Kodpocztowy.net, 5% (8 requests) were made to Googleads.g.doubleclick.net and 5% (8 requests) were made to Cdn.doubleverify.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Kodpocztowy.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 496.1 kB (50%)

Content Size

989.6 kB

After Optimization

493.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kodpocztowy.net main page is 989.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Javascripts take 628.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 29.5 kB

  • Original 37.3 kB
  • After minification 36.5 kB
  • After compression 7.8 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 29.5 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 20.5 kB

  • Original 310.5 kB
  • After minification 290.0 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. Kodpocztowy images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 435.4 kB

  • Original 628.3 kB
  • After minification 610.6 kB
  • After compression 192.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 435.4 kB or 69% of the original size.

CSS Optimization

-79%

Potential reduce by 10.6 kB

  • Original 13.5 kB
  • After minification 12.9 kB
  • After compression 2.9 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. Kodpocztowy.net needs all CSS files to be minified and compressed as it can save up to 10.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (42%)

Requests Now

159

After Optimization

93

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 159 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kodpocztowy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kodpocztowy.net

kodpocztowy.net

303 ms

www.kodpocztowy.net

www.kodpocztowy.net

339 ms

styles.css

styles.css

93 ms

jquery.tipsy.cookie.autocomplete_min.js

jquery.tipsy.cookie.autocomplete_min.js

316 ms

site_navigation.js

site_navigation.js

316 ms

adsbygoogle.js

adsbygoogle.js

13 ms

main.js

main.js

125 ms

piwik.js

piwik.js

504 ms

bg.png

bg.png

294 ms

sprites.png

sprites.png

360 ms

stamps-sprite.png

stamps-sprite.png

365 ms

home.png

home.png

203 ms

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PL.podlaskie.bialystok.bialystok.herb.png

263 ms

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264 ms

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PL.kujawsko-pomorskie.bydgoszcz.bydgoszcz.herb.png

289 ms

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PL.slaskie.bytom.bytom.herb.png

351 ms

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352 ms

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PL.slaskie.czestochowa.czestochowa.herb.png

388 ms

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PL.slaskie.dabrowa-gornicza.dabrowa-gornicza.herb.png

386 ms

PL.warminsko-mazurskie.elblag.elblag.herb.png

PL.warminsko-mazurskie.elblag.elblag.herb.png

475 ms

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PL.pomorskie.gdansk.gdansk.herb.png

473 ms

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PL.pomorskie.gdynia.gdynia.herb.png

473 ms

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PL.slaskie.gliwice.gliwice.herb.png

472 ms

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PL.dolnoslaskie.glogowski.glogow.herb.png

500 ms

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PL.lubuskie.gorzow-wielkopolski.gorzow-wielkopolski.herb.png

499 ms

PL.kujawsko-pomorskie.grudziadz.grudziadz.herb.png

PL.kujawsko-pomorskie.grudziadz.grudziadz.herb.png

566 ms

PL.kujawsko-pomorskie.inowroclawski.inowroclaw.herb.png

PL.kujawsko-pomorskie.inowroclawski.inowroclaw.herb.png

565 ms

PL.slaskie.jastrzebie-zdroj.jastrzebie-zdroj.herb.png

PL.slaskie.jastrzebie-zdroj.jastrzebie-zdroj.herb.png

564 ms

PL.slaskie.jaworzno.jaworzno.herb.png

PL.slaskie.jaworzno.jaworzno.herb.png

565 ms

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PL.dolnoslaskie.jelenia-gora.jelenia-gora.herb.png

706 ms

PL.wielkopolskie.kalisz.kalisz.herb.png

PL.wielkopolskie.kalisz.kalisz.herb.png

706 ms

PL.slaskie.katowice.katowice.herb.png

PL.slaskie.katowice.katowice.herb.png

734 ms

PL.swietokrzyskie.kielce.kielce.herb.png

PL.swietokrzyskie.kielce.kielce.herb.png

735 ms

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736 ms

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734 ms

PL.malopolskie.krakow.krakow.herb.png

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733 ms

PL.dolnoslaskie.legnica.legnica.herb.png

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735 ms

PL.dolnoslaskie.lubinski.lubin.herb.png

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854 ms

PL.lubelskie.lublin.lublin.herb.png

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854 ms

PL.lodzkie.lodz.lodz.herb.png

PL.lodzkie.lodz.lodz.herb.png

852 ms

PL.slaskie.myslowice.myslowice.herb.png

PL.slaskie.myslowice.myslowice.herb.png

851 ms

ca-pub-7121730407355122.js

ca-pub-7121730407355122.js

71 ms

zrt_lookup.html

zrt_lookup.html

50 ms

show_ads_impl.js

show_ads_impl.js

67 ms

PL.malopolskie.nowy-sacz.nowy-sacz.herb.png

PL.malopolskie.nowy-sacz.nowy-sacz.herb.png

771 ms

ads

ads

199 ms

osd.js

osd.js

11 ms

MetaWebPro-Black.woff

MetaWebPro-Black.woff

759 ms

PL.warminsko-mazurskie.olsztyn.olsztyn.herb.png

PL.warminsko-mazurskie.olsztyn.olsztyn.herb.png

761 ms

ads

ads

274 ms

PL.opolskie.opole.opole.herb.png

PL.opolskie.opole.opole.herb.png

732 ms

ads

ads

234 ms

ads

ads

204 ms

PL.swietokrzyskie.ostrowiecki.ostrowiec-swietokrzyski.herb.png

PL.swietokrzyskie.ostrowiecki.ostrowiec-swietokrzyski.herb.png

695 ms

PL.wielkopolskie.ostrowski.ostrow-wielkopolski.herb.png

PL.wielkopolskie.ostrowski.ostrow-wielkopolski.herb.png

696 ms

PL.wielkopolskie.pilski.pila.herb.png

PL.wielkopolskie.pilski.pila.herb.png

672 ms

PL.lodzkie.piotrkow-trybunalski.piotrkow-trybunalski.herb.png

PL.lodzkie.piotrkow-trybunalski.piotrkow-trybunalski.herb.png

902 ms

PL.mazowieckie.plock.plock.herb.png

PL.mazowieckie.plock.plock.herb.png

841 ms

PL.wielkopolskie.poznan.poznan.herb.png

PL.wielkopolskie.poznan.poznan.herb.png

839 ms

PL.mazowieckie.radom.radom.herb.png

PL.mazowieckie.radom.radom.herb.png

834 ms

PL.slaskie.ruda-slaska.ruda-slaska.herb.png

PL.slaskie.ruda-slaska.ruda-slaska.herb.png

828 ms

s_0RpkkOZZhN_719439273.html

s_0RpkkOZZhN_719439273.html

33 ms

PL.slaskie.rybnik.rybnik.herb.png

PL.slaskie.rybnik.rybnik.herb.png

803 ms

PL.podkarpackie.rzeszow.rzeszow.herb.png

PL.podkarpackie.rzeszow.rzeszow.herb.png

1099 ms

dvbs_src.js

dvbs_src.js

197 ms

dvtp_src.js

dvtp_src.js

294 ms

creative_add_on.js

creative_add_on.js

334 ms

252 ms

adj

adj

250 ms

beacon

beacon

141 ms

246 ms

adj

adj

241 ms

beacon

beacon

233 ms

PL.mazowieckie.siedlce.siedlce.herb.png

PL.mazowieckie.siedlce.siedlce.herb.png

1013 ms

PL.slaskie.siemianowice-slaskie.siemianowice-slaskie.herb.png

PL.slaskie.siemianowice-slaskie.siemianowice-slaskie.herb.png

1011 ms

PL.pomorskie.slupsk.slupsk.herb.png

PL.pomorskie.slupsk.slupsk.herb.png

1082 ms

m_js_controller.js

m_js_controller.js

67 ms

abg.js

abg.js

88 ms

PL.slaskie.sosnowiec.sosnowiec.herb.png

PL.slaskie.sosnowiec.sosnowiec.herb.png

1003 ms

PL.zachodniopomorskie.stargardzki.stargard-szczecinski.herb.png

PL.zachodniopomorskie.stargardzki.stargard-szczecinski.herb.png

985 ms

PL.podlaskie.suwalki.suwalki.herb.png

PL.podlaskie.suwalki.suwalki.herb.png

1119 ms

favicon

favicon

246 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

219 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

170 ms

PL.zachodniopomorskie.szczecin.szczecin.herb.png

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1051 ms

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PL.malopolskie.tarnow.tarnow.herb.png

1051 ms

PL.kujawsko-pomorskie.torun.torun.herb.png

PL.kujawsko-pomorskie.torun.torun.herb.png

1051 ms

s

s

148 ms

x_button_blue2.png

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144 ms

PL.slaskie.tychy.tychy.herb.png

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1021 ms

verify.js

verify.js

163 ms

67 ms

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162 ms

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909 ms

65 ms

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1012 ms

surly.js

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246 ms

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PL.kujawsko-pomorskie.wloclawek.wloclawek.herb.png

987 ms

PL.dolnoslaskie.wroclaw.wroclaw.herb.png

PL.dolnoslaskie.wroclaw.wroclaw.herb.png

985 ms

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PL.slaskie.zabrze.zabrze.herb.png

987 ms

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985 ms

index.html

index.html

709 ms

verify_selector.js

verify_selector.js

393 ms

blank.gif

blank.gif

394 ms

bapi

bapi

223 ms

index.html

index.html

705 ms

verify_selector.js

verify_selector.js

391 ms

blank.gif

blank.gif

387 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

58 ms

126 ms

dvtp_src.js

dvtp_src.js

79 ms

dvtp_src.js

dvtp_src.js

79 ms

bsevent.gif

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131 ms

bst2tv3.html

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687 ms

ba.html

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64 ms

pixel

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51 ms

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48 ms

4.gif

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450 ms

lidar.js

lidar.js

31 ms

sbhK2lTE.js

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29 ms

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B9307628.126437961;dc_trk_aid=300411737;dc_trk_cid=67811946;ord=0.4235916114412248

493 ms

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K61275_FL_MY16_LDA_Command_More_300x250.jpg

696 ms

PRScript

PRScript

840 ms

dvtp_src_internal26.js

dvtp_src_internal26.js

193 ms

cTrvNaRi.html

cTrvNaRi.html

20 ms

pixel

pixel

610 ms

pixel

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630 ms

surly.js

surly.js

393 ms

dvtp_src.js

dvtp_src.js

393 ms

4311.js

4311.js

370 ms

verifyr.js

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342 ms

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319 ms

t2tv7.html

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421 ms

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378 ms

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356 ms

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287 ms

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260 ms

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251 ms

beacon.js

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174 ms

0

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131 ms

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142 ms

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142 ms

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96 ms

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116 ms

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52 ms

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106 ms

dt

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159 ms

event.gif

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Accessibility Review

kodpocztowy.net accessibility score

85

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

kodpocztowy.net best practices score

67

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

SEO Factors

kodpocztowy.net SEO score

100

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

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kodpocztowy.net can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kodpocztowy.net 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

kodpocztowy.net

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