Zkratky.cz Zkratky.cz - významy zkratek

Největší databáze zkratek. Snadné vyhledávání zkratek a jejich významů. Na zkratky.cz jsou aktuálně významy 14 381 zkratek.

Zkratky.cz Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 3.35 sec.

Last Checked: 05/12/2025

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Zkratky.cz traffic estimate is about 1,507 unique visitors and 1,808 pageviews per day. The approximated value of zkratky.cz is 32,850 USD. Every unique visitor makes about 1.2 pageviews on average.

Alexa Traffic Rank estimates that zkratky.cz is ranked number 21,743 in the world, while most of its traffic comes from Czech Republic, where it occupies as high as 3,189 place.

It’s good for zkratky.cz that their hosting company SuperNetwork s.r.o is located in Czech Republic, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by SuperNetwork s.r.o.

Zkratky.cz is registered under .CZ top-level domain. Check other websites in .CZ zone.

During the last check (July 29, 2023) zkratky.cz has an expired SSL certificate issued by Let's Encrypt (expired on September 05, 2023), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by Let's Encrypt.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust zkratky.cz is pretty a safe domain.

Relying on Google Mobile-Friendly test zkratky.cz is well optimized for mobile and tablet devices, however website page loading time may be improved.

Zkratky.cz General Information

Zkratky.cz Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
Czech Republic CZ	96.3%
Ukraine UA	2.9%
Other	0.8%

Country	Rank
Czech Republic CZ	3189
Ukraine UA	44041

Zkratky.cz Traffic Distribution

Where do visitors go on zkratky.cz?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
zkratky.cz	100%

Subdomain	Views per User
zkratky.cz	1

Zkratky.cz Popularity

How popular is zkratky.cz?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	380990	146502
past month	444195	-165297
past week	228154	-2124346

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	606213	256882	6	-48.323%	1.2	-14.29%
30	689724	-157380	5	40%	1	-15.33%
7	397918	-1225265	1	1000%	1	-87.406%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	312865	108405	17	-39.5%
30	365539	-173380	2	70%
7	172097	-2464470	4	9000%

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Zkratky.cz Safety Information

Rankchart Summary

Safe

Updated: 05/12/2025

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Safe

Updated: 03/27/2025

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 03/07/2019

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/26/2021

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McAfee assesses zkratky.cz for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze zkratky.cz for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is very good

Updated: 01/10/2019

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The WOT calculates reputation of the zkratky.cz. This reputation system receives ratings from users and information from third-party sources, assesses the zkratky.cz for safety features and confirms, whether zkratky.cz is suitable for children.

Zkratky.cz SSL Information

Information about SSL/TLS certificates

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Domain	zkratky.cz
Issuer Organization	Let's Encrypt
Issuer	R3
Algorithm	RSA-SHA256
Valid form	06/07/2023
Expiration	09/05/2023
Signed	Certificate is not self signed
Additional Domains	m.zkratky.cz www.zkratky.cz zkratky.cz

SSL Checker

Zkratky.cz Server Information

Zkratky.cz Server Location

Where website hosting server is located?

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Zkratky.cz ASN Information

Information about IP address owner

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ASN ID: 39392

ASN Title: SuperNetwork s.r.o.

Updated: 04/22/2025

Raw ASN data:

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS38912 - AS39935'

as-block: AS38912 - AS39935
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2005-09-07T13:15:57Z
last-modified: 2014-02-24T13:15:18Z
source: RIPE

% Information related to 'AS39392'

% Abuse contact for 'AS39392' is 'abuse@superhosting.cz'

aut-num: AS39392
as-name: SUPERNETWORK-AS
descr: Bilejova 407
descr: 46303, Liberec
descr: Liberec
remarks:
remarks: .---------------------------------------------
remarks: | SuperNetwork s.r.o. is the largest content
remarks: |content delivery provider in Czech republic.
remarks: |
remarks: | Current traffic: ~400 Gbps, mostly outbound
remarks: .---------------------------------------------
remarks: | This is just a brief summary of our current
remarks: | peering policies. For more informations feel
remarks: | free to contact us directly.
remarks: |
remarks: | Please note that we use inbound filtering
remarks: | based on RIPE RIR and more restrictive BGP
remarks: | updates analyzer.
remarks: +---------------------------------------------
remarks: | Outbound communities (customers peers)
remarks: |
remarks: | Action BGP communities
remarks: | all action communities do have following format
remarks: | 39392:XXYYZ
remarks: |
remarks: |where
remarks: |
remarks: |XX - action tag
remarks: |
remarks: |40 - prepend handling
remarks: |
remarks: |YY - destination network
remarks: |
remarks: |01 - Atrato - AS5580
remarks: |02 - GTT - AS3257
remarks: |03 - M247 - AS9009
remarks: |04 - CoreBackbone
remarks: |05 - Cogent
remarks: |-----------
remarks: |Z
remarks: |
remarks: |0 - no-export
remarks: |1 - prepend once
remarks: |2 - prepend twice
remarks: |3 - prepend thrice
remarks: || Other communities on request
remarks: |+---------------------------------------------
remarks:
org: ORG-Ss59-RIPE
admin-c: ZC10-RIPE
tech-c: SUPN1-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SUPERNETWORK-MNT
mnt-routes: SUPERNETWORK-MNT
created: 2006-02-14T11:12:04Z
last-modified: 2017-11-15T09:45:15Z
source: RIPE # Filtered

organisation: ORG-SS59-RIPE
org-name: SuperNetwork s.r.o.
org-type: LIR
address: Bilejova 407
address: 46303
address: Liberec
address: CZECH REPUBLIC
phone: +420296826296
fax-no: +420482731466
abuse-c: AR14470-RIPE
admin-c: JH24393-RIPE
admin-c: ZC10-RIPE
admin-c: JP4750-RIPE
mnt-ref: SUPERNETWORK-MNT
mnt-ref: SUPERNETWORK-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SUPERNETWORK-MNT
created: 2006-02-13T13:52:11Z
last-modified: 2016-12-01T13:06:59Z
source: RIPE # Filtered

role: SuperNetwork s.r.o. technical staff
address: SuperNetwork s.r.o.
address: Bilejova 407
address: 46303 Liberec
address: Czech republic
admin-c: ZC10-RIPE
admin-c: JP4750-RIPE
tech-c: ZC10-RIPE
tech-c: JP4750-RIPE
nic-hdl: SUPN1-RIPE
mnt-by: SUPERNETWORK-MNT
created: 2006-09-01T14:29:48Z
last-modified: 2014-09-05T11:25:17Z
source: RIPE # Filtered
abuse-mailbox: abuse@superhosting.cz

person: Zdenek Cendra
address: Na Safrance 33
address: Praha 10
address: 101 00
address: Czech Republic
phone: +420296826296
nic-hdl: ZC10-RIPE
mnt-by: SUPERNETWORK-MNT
created: 2002-08-16T11:56:13Z
last-modified: 2017-10-30T21:45:46Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (WAGYU)

Geolocation

ASN Lookup

Zkratky.cz Domain Name Information

Zkratky.cz DNS Information

Domain name service records

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A
MX
NS
SOA

Host	A Record	TTL
zkratky.cz	95.168.210.122	3600

Host	MX Record	Priority	TTL
zkratky.cz	aspmx.l.google.com	10	3600
zkratky.cz	alt1.aspmx.l.google.com	20	3600
zkratky.cz	alt2.aspmx.l.google.com	20	3600
zkratky.cz	aspmx2.googlemail.com	30	3600
zkratky.cz	aspmx3.googlemail.com	30	3600
zkratky.cz	aspmx4.googlemail.com	30	3600
zkratky.cz	aspmx5.googlemail.com	30	3600

Host	NS Record	TTL
zkratky.cz	alfa.ns.active24.cz	3600
zkratky.cz	beta.ns.active24.cz	3600
zkratky.cz	gama.ns.active24.sk	3600

Zkratky.cz Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Zkratky.cz HTML Validation

Zkratky.cz W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Malformed byte sequence: “ec”.

Malformed byte sequence: “b9”.

Malformed byte sequence: “ed”.

Malformed byte sequence: “e1”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “fd”.

Malformed byte sequence: “f9”.

Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.

Internal encoding declaration “iso-8859-2” disagrees with the actual encoding of the document (“utf-8”).

Malformed byte sequence: “f8”.

Malformed byte sequence: “c8”.

Malformed byte sequence: “e8”.

Malformed byte sequence: “be”.

Malformed byte sequence: “ed”, “be”.

Malformed byte sequence: “a9”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “da”.

Malformed byte sequence: “f2”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “c1”.

HTML Validator

Zkratky.cz Desktop Performance

How Well Zkratky.cz Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

74%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Enable compression

Minify JavaScript

Optimize images

Minify CSS

Updated: 08/31/2015

Zkratky.cz Mobile Performance

How Optimized Is Zkratky.cz for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

61%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Size content to viewport

Updated: 08/31/2015

Zkratky.cz Nearest Competitors

Estimated Nearest Competitors Of Zkratky.cz

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zkratky.cz
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univ-oran2.dz
deportesucha.es
gather.film
srisriuniversity.edu.in
michaelmcfadyenscuba.info
reegle.info
proxinc.co.jp
carnatica.net
forbookssake.net

Zkratky.cz URL Typos

Most common user URL mistypes for zkratky.cz

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Total Resources	59
Number of Hosts	13
Static Resources	40
JavaScript Resources	19
CSS Resources	1

CSS	15.2 KBytes
Images	71.7 KBytes
HTML	338.4 KBytes
JavaScript	1.5 MBytes
Other	1.3 KBytes

Total Resources	67
Number of Hosts	16
Static Resources	44
JavaScript Resources	17
CSS Resources	2

CSS	15.8 KBytes
Images	107.4 KBytes
HTML	252.6 KBytes
JavaScript	1.1 MBytes
Other	21.2 KBytes