Analyze

old.radio.cz: News from the Czech Republic | Radio Prague International

Czech Republic, News coverage, interviews, features and an online archive in six languages.

Page load speed analysis

  • 64/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    1.2 sec

  • Resources loaded

    4.8 sec

  • Page rendered

    434 ms

  • Total page load time

    6.4 sec

Visit old.radio.cz now to see the best up-to-date Old Radio content for United States and also check out these interesting facts you probably never knew about old.radio.cz

We analyzed Old.radio.cz page load time and found that the first response time was 1.2 sec and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Page optimization

  • HTML 52.8 kB
    Images 667.3 kB
    Javascripts 107.3 kB
    CSS 28.0 kB

    In fact, the total size of Old.radio.cz main page is 855.5 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. 20% of websites need less resources to load. Images take 667.3 kB which makes up the majority of the site volume.

    • Original 52.8 kB
    • After minification 45.6 kB
    • After compression 10.2 kB

    HTML optimization

    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 7.2 kB, which is 14% 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 42.7 kB or 81% of the original size.

    • Original 667.3 kB
    • After optimization 628.6 kB

    Image optimization

    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. Old Radio images are well optimized though.

    • Original 107.3 kB
    • After minification 102.9 kB
    • After compression 31.8 kB

    JavaScript optimization

    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 75.5 kB or 70% of the original size.

    • Original 28.0 kB
    • After minification 27.9 kB
    • After compression 5.9 kB

    CSS optimization

    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. Old.radio.cz needs all CSS files to be minified and compressed as it can save up to 22.1 kB or 79% of the original size.

Network requests diagram

  • old.radio.cz
  • en
  • cro7-home.1389709376.css
  • jquery.min.js
  • radio.1434629999.js
  • jquery.jplayer.min.1382010125.js
  • analytics.js
  • switcher.js
  • banners_en.js
  • ga.js
  • zahradka1f.jpg
  • header-grad.png
  • header-globe.png
  • logo-cro_new.png
  • logo-cro7_new.png
  • broadcast-bg-alt.png
  • live-BKG.png
  • arrows-red.png
  • vr-dots-blu.png
  • arrows-bullet.png
  • arrow-red.png
  • player-small.png
  • hr-dots-blu.png
  • lng-cz.png
  • lng-de.png
  • lng-en.png
  • lng-es.png
  • lng-fr.png
  • lng-ru.png
  • ico-rss-XXL.png
  • arrows-bullet-white.png
  • sw-previous-b.png
  • sw-pause-b.png
  • sw-next-b.png
  • litackasm.jpg
  • krpaleksm.jpg
  • hubik_jansm.jpg
  • peschel_muir_fliggsm.jpg
  • last_fata_morgana_krobovasm.jpg
  • pivop.jpg
  • solarni_panelyp.jpg
  • masarykovo_kreslop.jpg
  • czerny_carlp.jpg
  • visegrad1p.jpg
  • bara_lena_materskap.jpg
  • schema.jpg
  • qsl2016.jpg
  • facebook.jpg
  • monthly_quiz_125.jpg
  • twitter.jpg
  • radio_mobil_mini.jpg
  • regina.jpg
  • toufar.jpg
  • uprchlici_irak.jpg
  • macbetin3.jpg
  • zkaza_krasou_plakat.jpg
  • slepice_klecovy_chov.jpg
  • letadlo_kridlo1.jpg
  • __utm.gif
  • jak-poslouchat-BKG.png
  • asW-bg.png
  • arrows2-red-big.png
  • bottom-bg-alt.png
  • vr-dots-grey.png
  • collect
  • __utm.gif
  • ga-audiences
  • monthly_quiz.1409561185.jpg

Our browser made a total of 69 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Old.radio.cz, 51% (35 requests) were made to Radio.cz and 38% (26 requests) were made to Img.radio.cz. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Img.radio.cz.

Additional info on old.radio.cz

Requests

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Old Radio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

7

Javascripts

56

Images

1

CSS

64

All

Possible request optimization

1

Javascripts

40

Images

1

CSS

22

Optimized

42

All

Normal result

Redirects

As for redirects, our browser reached this domain in two steps. The first redirect led to /en/, then it was forwarded to http://www.radio.cz/en, and finally we managed to open this domain. We strongly recommend that the redirects should be reduced, as the more redirects a site has, the slower it loads.

IP address

Old.radio.cz uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

old.radio.cz

radio.cz

ras.radio.cz

rebel.radio.cz

deutsch.radio.cz

195.113.180.104

DNS records

Type Host Target/ip TTL Other
A

old.radio.cz

195.113.180.104 600

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

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

HTTPS certificate

SSL Certificate

Old.radio.cz has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 27.2% of all visits is United States. It lies approximately 5060 miles away from the server location (Czech Republic) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up Old.radio.cz page load time for the majority of users is moving the server to United States or just closer to the user base.

Poor result

Normal result

Social Sharing Optimization

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

old.radio.cz

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