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Data as of Nov 4, 2026

37.205.8.0/22

No anonymizer space · no proxy exits in 30 days

MasterDC s.r.o. · space held by vpsFree.cz, z.s.

Announcement
this exact prefix
RPKI valid
Announced by
AS24971
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
37.205.8.0/212,048CZ-VPSFREE-20120327vpsFree.cz, z.s. (ORG-VO15-RIPE) · CZALLOCATED PAJan 2, 2015abuse@vpsfree.cz
└ 37.205.8.0/24256VPSFREE-PRG4vpsFree.cz - Prague4ASSIGNED PAMar 27, 2012abuse@vpsfree.cz
via CZ-VPSFREE-20120327
└ 37.205.9.0/24256VPSFREE-PRG1vpsFree.cz - Prague1ASSIGNED PAMar 28, 2012abuse@vpsfree.cz
via CZ-VPSFREE-20120327
└ 37.205.10.0/24256VPSFREE-PRG2vpsFree.cz - Prague2ASSIGNED PAAug 14, 2012abuse@vpsfree.cz
via CZ-VPSFREE-20120327
└ 37.205.11.0/25128VPSFREE-BRQ1vpsFree.cz - Brno1ASSIGNED PAMar 30, 2012abuse@vpsfree.cz
via CZ-VPSFREE-20120327
└ 37.205.11.128/25128VPSFREE-BRQ2vpsFree.cz - Brno2ASSIGNED PAMay 17, 2013abuse@vpsfree.cz
via CZ-VPSFREE-20120327

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
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