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Data as of Nov 3, 2026

83.167.252.0/24

No anonymizer space · no proxy exits in 30 days

MasterDC s.r.o.

Announcement
83.167.224.0/19
RPKI valid
Announced by
AS24971
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
83.167.224.0/198,192CZ-MASTER-20080821MasterDC s.r.o. (ORG-MIS2-RIPE) · CZALLOCATED PAAug 21, 2008[email protected]
└ 83.167.252.0/24256DC1-4D-HOUSING-6-CZ-MAIMaster Internet s.r.o.ASSIGNED PAApr 26, 2010[email protected]
via CZ-MASTER-20080821

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 83.167.224.0/19

Prefix
83.167.224.0/19
Announced by
AS24971 MasterDC s.r.o.
Type
Hosting
RPKI
RPKI valid
Netname
CZ-MASTER-20080821
Registrant
MasterDC s.r.o.
RIR
RIPE NCC
Origin network

AS24971

CZ
Name
MasterDC s.r.o.
Type
Hosting
Registered
Jun 11, 2002
Domain
master.cz
Website
www.master.cz
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed