Analyze

narodni-divadlo.cz: The National Theatre

The National Theatre is one of the symbols of Czech national identity and cultural heritage, an endeavour to achieve the highest artistic quality.

Page load speed analysis

  • 70/100

    Good result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    388 ms

  • Resources loaded

    2.3 sec

  • Page rendered

    257 ms

  • Total page load time

    2.9 sec

Click here to check amazing Narodni Divadlo content for Czech Republic. Otherwise, check out these important facts you probably never knew about narodni-divadlo.cz

We analyzed Narodni-divadlo.cz page load time and found that the first response time was 388 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Page optimization

  • HTML 22.0 kB
    Images 671.3 kB
    Javascripts 333.2 kB
    CSS 218.9 kB

    In fact, the total size of Narodni-divadlo.cz main page is 1.2 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. 35% of websites need less resources to load. Images take 671.3 kB which makes up the majority of the site volume.

    • Original 22.0 kB
    • After minification 20.2 kB
    • After compression 5.8 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. 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 16.2 kB or 74% of the original size.

    • Original 671.3 kB
    • After optimization 654.7 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. Narodni Divadlo images are well optimized though.

    • Original 333.2 kB
    • After minification 318.5 kB
    • After compression 102.9 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 230.3 kB or 69% of the original size.

    • Original 218.9 kB
    • After minification 217.5 kB
    • After compression 30.7 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. Narodni-divadlo.cz needs all CSS files to be minified and compressed as it can save up to 188.2 kB or 86% of the original size.

Network requests diagram

  • narodni-divadlo.cz
  • cs
  • style.css
  • modernizr-2.6.0.min.js
  • porthole.min.js
  • all.min.js
  • conversion.js
  • retargeting.js
  • ga.js
  • fbds.js
  • logo.svg
  • sprite.svg
  • mapa-thumb.jpg
  • handicap-ico.png
  • envelope-ico.png
  • login-ico.png
  • basket-ico.png
  • snehova-kralovna-banner.png
  • bori-godunov-960x450.jpg
  • grey-dotted-vr.png
  • white-dotted-hr.png
  • kb-web-2014.jpg
  • skoda.png
  • logo-autocont-2014-seda.jpg
  • bhf-final.jpg
  • pilsner-urquell-web-seda-2015.jpg
  • ceska-posta-logo-grey.jpg
  • logo-kolowrat-krakowski-eng.jpg
  • dadja.png
  • m.png
  • externalglobalinfo
  • dinpro-regular.woff
  • dinpro-bold.woff
  • retargeting
  • touchy-arrows.png
  • collect
  • ga-audiences

Our browser made a total of 43 requests to load all elements on the main page. We found that 9% of them (4 requests) were addressed to the original Narodni-divadlo.cz, 58% (25 requests) were made to Nd-cdn.symbiodigital.com and 9% (4 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Nd-cdn.symbiodigital.com.

Additional info on narodni-divadlo.cz

Requests

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Narodni Divadlo. 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

27

Images

1

CSS

1

AJAX

36

All

Possible request optimization

1

Javascripts

20

Images

1

CSS

1

AJAX

13

Optimized

23

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.narodni-divadlo.cz/cs before it reached this domain.

IP address

Narodni-divadlo.cz uses IP address which is currently shared with 3 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

narodni-divadlo.cz

novascena.cz

newsletter.narodni-divadlo.cz

nationaltheatre.cz

185.155.128.101

DNS records

Type Host Target/ip TTL Other
A

narodni-divadlo.cz

185.155.128.101 3600
NS

narodni-divadlo.cz

ns1.ignum.com 3600
NS

narodni-divadlo.cz

ns2.ignum.cz 3600
SOA

narodni-divadlo.cz

3600 Mname: ns1.ignum.com
Rname: hostmaster.ignum.cz
Serial: 2019110200
Refresh: 14400
Retry: 3600
Expire: 604800
Minimum-ttl: 3600
MX

narodni-divadlo.cz

mail.narodni-divadlo.cz 3600 Pri: 10

Language and encoding

Normal result

Language

EN en language flag

Detected

CS cs language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Narodni-divadlo.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Czech language. Our system also found out that Narodni-divadlo.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

Narodni-divadlo.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 81.9% of all visits is Czech Republic. It’s good for Narodni-divadlo.cz that their server is also located in Czech Republic, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

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

narodni-divadlo.cz

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