Masterdc.com MasterDC – Specialists in Company IT Infrastructure

We have been taking care of company IT for more than 20 years. We run two data centres - in Brno and Prague - and our IT specialist team provides a wi...

Masterdc.com Overview

Masterdc.com ranking shows that the page is at position 702,390 over the world, while the bulk of its audience is from Iran, where it ranks 95,336.

Masterdc.com hosted on Master Internet s.r.o servers in Czech Republic. To reduce page loading time for the majority of masterdc.com users, we recommend migrating the server to Iran, as it will speed up masterdc.com page load time for the majority of users. See the list of other webpages hosted on Master Internet s.r.o servers.

In terms of rank-to-traffic ratio, masterdc.com has 874 unique users per day, viewing 1,048 pages. The rank based value of masterdc.com is 9,461 USD. Every user makes 1.30 pageviews on average.

Masterdc.com boasts a link base consisting of 237 referring domains and 299 external backlinks, as revealed by the data obtained from web network scanning.

Masterdc.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in August 09, 2024, masterdc.com has an expired SSL certificate issued by Let's Encrypt (expired on October 23, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search and Symantec masterdc.com is a fairly safe domain.

According the Mobile-Friendly test by Google masterdc.com is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Masterdc.com Rank Summary

Global Rank
702,390
Average Load Time
1.58sec
Links In Count
14
Website Value
$8,760

Masterdc.com Website Safety

logo
Overview
Last Updated: 06/10/2026
Overall result - masterdc.com is safe.
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 logo
Norton Connect Safe
Last Updated: 02/16/2026
masterdc.com is safe.
Norton ConnectSafe evaluates masterdc.com for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 04/09/2017
masterdc.com is safe.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Google safe brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
masterdc.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee logo
Site Advisor
Last Updated: 02/16/2021
masterdc.com is safe.
McAfee assesses masterdc.com 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 masterdc.com for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 06/10/2026
masterdc.com child safety is unknown.
The WOT calculates reputation of the masterdc.com. This reputation system receives ratings from users and information from third-party sources, assesses the masterdc.com for safety features and confirms, whether masterdc.com is suitable for children.

SSL Information
Domainmasterdc.com
Issuer OrganizationLet's Encrypt
IssuerR10
AlgorithmRSA-SHA256
Valid form07/25/2024
Expiration10/23/2024
SignedCertificate is not self signed
Additional Domains masterdc.com
www.masterdc.com

Masterdc.com Rank History

Masterdc.com Hosting Information

Server Location

ASN Information

ASN ID: 24971

ASN Title: Master Internet s.r.o.

Last Update: 05/04/2026

% 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 'AS24879 - AS24986'

as-block: AS24879 - AS24986
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: 2010-05-11T11:46:01Z
last-modified: 2014-02-24T13:15:17Z
source: RIPE

% Information related to 'AS24971'

% Abuse contact for 'AS24971' is 'abuse@master.cz'

aut-num: AS24971
as-name: MASTER-AS
org: ORG-MIs2-RIPE
descr: Czech Republic / www.master.cz
remarks:
remarks: .--------.---.-.-----.| |_.-----.----.
remarks: | | _ |__ --|| _| -__| _|
remarks: |__|__|__|___._|_____||____|_____|__|
remarks:
remarks: ======================== Upstream ========================
remarks:
remarks: = Telia
remarks:
import: from AS1299 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS1299 announce AS-MASTERCZ
remarks:
remarks: = Cogent
remarks:
import: from AS174 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS174 announce AS-MASTERCZ
remarks:
remarks:
remarks: = RETN
remarks:
import: from AS9002 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS9002 announce AS-MASTERCZ
remarks:
remarks: ======================== Downstream ========================
remarks:
remarks: = Faster CZ
import: from AS24641 action pref=10; accept AS-FASTER-CZ
export: to AS24641 announce ANY
remarks: = Q-Net CZ
import: from AS21045 action pref=10; accept AS21045
export: to AS21045 announce ANY
remarks: = netsafe
import: from AS48921 action pref=10; accept AS48921 AS-FDR
export: to AS48921 announce ANY
remarks: = INTACTO GAMES a.s.
import: from AS51134 action pref=10; accept AS51134
export: to AS51134 announce ANY
remarks: = DCIT, a.s.
import: from AS199806 action pref=10; accept AS199806
export: to AS199806 announce ANY
remarks: = Detronics s.r.o.
import: from AS56656 action pref=10; accept AS56656 AS57760
export: to AS56656 announce ANY
remarks: = Telconet
import: from AS43203 action pref=10; accept AS43203
export: to AS43203 announce ANY
remarks: = EDSI-CDN
import: from AS204248 action pref=10; accept AS204248;
export: to AS204248 announce {0.0.0.0/0};
remarks: = Aukro a.s.
import: from AS206344 action pref=10; accept AS206344;
export: to AS206344 announce {0.0.0.0/0};
remarks:
remarks: ======================== peering.cz peering ========================
remarks:
import: from AS-MAI-PEERING-CZ-PEER action pref = 50; accept ANY
export: to AS-MAI-PEERING-CZ-PEER announce AS-MASTERCZ-CZPEERING
remarks:
remarks: ======================== NIX Prague peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-CZNIX
remarks:
remarks: ======================== SIX Bratislava peering ========================
remarks:
import: from AS-MAI-SIX-PEER action pref = 50; accept ANY
export: to AS-MAI-SIX-PEER announce AS-MASTERCZ-SKSIX
remarks:
remarks: ======================== NIX Bratislava peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-SKNIX
remarks:
admin-c: MAIc-RIPE
admin-c: MZI-RIPE
tech-c: MAIc-RIPE
tech-c: MZI-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MASTER-MNT
mnt-routes: MASTER-MNT
created: 2002-06-11T14:14:49Z
last-modified: 2017-08-23T12:39:18Z
source: RIPE

organisation: ORG-MIs2-RIPE
org-name: Master Internet s.r.o.
org-type: LIR
address: Jiraskova 21
address: 602 00
address: Brno
address: CZECH REPUBLIC
phone: +420 777919700
mnt-ref: MASTER-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MASTER-MNT
admin-c: PV352-RIPE
admin-c: JIPA-RIPE
admin-c: MZI-RIPE
admin-c: PZAK-RIPE
abuse-c: MAIc-RIPE
created: 2004-04-17T11:04:37Z
last-modified: 2017-10-30T14:44:41Z
source: RIPE # Filtered

role: Master Internet contact
address: Master Internet s.r.o
address: Jiraskova 21
address: 602 00 Brno
address: Czech Republic
phone: +420777919484
abuse-mailbox: abuse@master.cz
admin-c: PV352-RIPE
tech-c: MZI-RIPE
tech-c: JIPA-RIPE
tech-c: MMAS-RIPE
nic-hdl: MAIc-RIPE
mnt-by: MASTER-MNT
created: 2009-03-28T19:44:57Z
last-modified: 2013-10-10T10:00:26Z
source: RIPE # Filtered

person: Martin Zidek
address: Master Internet s.r.o.
address: Cejl 20
address: 602 00 Brno
address: Czech Republic
phone: +420 777919700
nic-hdl: MZI-RIPE
mnt-by: MASTER-MNT
created: 2008-04-11T07:45:37Z
last-modified: 2017-10-30T22:00:16Z
source: RIPE # Filtered

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

Masterdc.com Domain Registration and Settings

WHOIS

Domain Name: MASTERDC.COM
Registry Domain ID: 1574590460_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.joker.com
Registrar URL: http://www.joker.com
Updated Date: 2021-10-05T05:01:18Z
Creation Date: 2009-11-04T19:17:42Z
Registry Expiry Date: 2022-11-04T19:17:42Z
Registrar: CSL Computer Service Langenbach GmbH d/b/a joker.com
Registrar IANA ID: 113
Registrar Abuse Contact Email: abuse@joker.com
Registrar Abuse Contact Phone: +49.21186767447
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS1.MASTER.CZ
Name Server: NS2.MASTER.CZ
Name Server: NS3.MASTER.CZ
DNSSEC: signedDelegation
DNSSEC DS Data: 20580 13 2 C74DC6612D3C4A3C36713E630B2C4D3F234AB0E624066DF2DE736809D7C4A156
DNSSEC DS Data: 20580 13 1 A1E04ED567E03C58E751E2C3562D57F425998622
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-04-17T20:02:19Z


DNS Records
HostA RecordTTL
masterdc.com81.31.45.148300
HostMX RecordPriorityTTL
masterdc.commail.master.cz10300
masterdc.comns3.master.cz25300
HostNS RecordTTL
masterdc.comns1.master.cz86400
masterdc.comns2.master.cz86400
masterdc.comns3.master.cz86400
HostTXT RecordTTL
masterdc.combrevo-code:f376c48802e5709dff3593087c019f90300
masterdc.comahrefs-site-verification_883274841276f4db6957d3bf1dff5ccbf7aa74c716af02625ba5158800538037300
masterdc.comv=spf1 mx a:d24.westmaster.com a:d78.westmaster.com a:exch.active.master.cz a:d200.master.cz a:icinga.master.cz a:cis.masterdc.com a:d4023.masterinter.net include:spf.brevo.com ~all300

ns1.master.cz
TTL: 3600
Email address: noc.master.cz
Serial: 2024073187
Refresh: 7200
Retry: 7200
Expire: 1209600
Minimum: 3600

Masterdc.com HTML Check


Errors
Warnings

Masterdc.com Desktop Performance

Last tested: 01/31/2019

Speedometer image
Desktop Speed
50%

Desktop Resource Breakdown
Total Resources73
Number of Hosts16
Static Resources58
JavaScript Resources16
CSS Resources11

Masterdc.com Mobile Insights

Last tested: 01/31/2019

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
39%

Mobile Resource Breakdown
Total Resources62
Number of Hosts16
Static Resources50
JavaScript Resources16
CSS Resources11

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