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Whois & Analysis for cas.cz

Nov 19, 2019 6:11 am UTC

DOMAIN OWNER WHOIS

The owner has chosen to keep his whois contact information private.
Desktop screen Desktop screenshot for cas.cz

SEO SCORE

cas.cz
72

8 criteria passed
3 criteria to solve

PERFORMANCE OPPORTUNITIES

Make all versions of your website point to the same URL.
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Fill the missing alt attributes on your images.
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OVERVIEW

• Domain Owner
Private
• Category
Science
• Alexa Rank
#29.089, cas.cz is in the world's top 50.000 websites!

FREE FORM BUILDER

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TECHNICAL SEO & SECURITY

SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by TERENA has expired on November 19, 2020.
Title Tag
Akademie věd České republiky - Akademie věd České republiky
Length: 65 (recommended: 10 to 70)
Meta Description
Akademie věd České republiky, veřejná neuniverzitní výzkumná instituce.
Length: 79 (recommended: 50 to 160)
Google preview
Desktop Version

Akademie věd České republiky - Akademie věd České republiky

https://cas.cz

Akademie věd České republiky, veřejná neuniverzitní výzkumná instituce.

Mobile Version

https://cas.cz

Akademie věd České republiky - Akademie věd České republiky

Akademie věd České republiky, veřejná neuniverzitní výzkumná instituce.

Encoding
Great, language/character encoding is specified: utf-8
URL Resolve

No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.

Robots.txt
URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width, initial-scale=1

SEMANTIC ANALYSIS

The owner has associated the following topics to the website.

The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by cas.cz.

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

WEBSITE SPEED

cas.cz website speed is fast. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

0.3s

This domain loads at the median speed of 0.3 seconds.

Speed Percentile

99%

cas.cz is faster than approximately 99 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

This website is ranked #29.089 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Daily visitors by country

  • cas.cz daily visitors distribution - Total: 2 countries
  • Flag for Czech RepublicCzech Republic (85.8%)
  • Flaf icon for other countryOthers (14.2%)

Traffic country ranks

Country Rank
Flag for Czech RepublicCzech Republic #100
Flag for United States of AmericaUnited States of America #177.519

LAYOUT

Doctype HTML5 Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How cas.cz looks like on a mobile device such as an iPhone.

Tablet
How cas.cz looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 20% #f0f0f0
  • 18% #302020
  • 13% #ffffff
  • 11% #000000
  • 11% #201010
  • 5% #d0e0f0
  • 4% #0070b0
  • 3% #100000
  • 2% #f0ffff
  • 1% #604070
  • 1% #b0d0e0
  • 1% #1070b0

Text/code ratio

cas.cz's text/code ratio is 12.99%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 12.99%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

Headings Arrow up

Great, we found headings on this page.

  • <H1> 0
  • <H2> 1
  • <H3> 8
  • <H4> 0
  • <H5> 0
  • <H6> 0

However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.

We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.

<H2>
2nd level heading
Česká věda - magazín akademie věd Čr
<H3>
3rd level heading
V galerii makráč bují rostliny z pet lahví. vytvořila je veronika richterová
Jak spletitá byla cesta k účinnému léku proti aıds
Akademie věd si připomíná listopadové události roku 1989
Videomapping na budovu av Čr připomněl českou cestu k demokracii
Sametové otazníky: co víme o listopadu a jak ho vnímáme
Alt attributes Arrow up

SOCIAL MEDIA PRESENCE

This is an overview of your homepage shares on social networks.

It's a good start.

You should focus on obtaining more social shares to improve your overall SEO strategy. Check out these tips to build a better social media presence.

  • Facebook iconFacebook
  • Total Engagement 9
  • Likes 2
  • Shares 3
  • Comments 4

SERVER DETAILS

Server map
  • Service Provider (ISP)
  • TUL-TCZ + CAS-TCZ
  • IP Address
  • 147.231.163.211
  • Country
  • Flag for CzechiaCzechia
  • Region
  • Hlavni mesto Praha , Praha 1
  • Latitude and Longitude
  • 50.0816 : 14.4142
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