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Data as of Nov 3, 2026

178.23.236.0/22

No anonymizer space · no proxy exits in 30 days

COPROSYS · space held by CoProSys a.s.

Announcement
178.23.232.0/21
RPKI valid
Announced by
AS39906
Type
Residential
Risk
0 / 100 · Low

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
178.23.232.0/212,048CZ-COPROSYS-20100428CoProSys a.s. (ORG-CA781-RIPE) · CZALLOCATED PAApr 28, 2010[email protected]
└ 178.23.236.0/221,024COPROSYS-BACKBONE-NETCoprosys a.s.ASSIGNED PANov 4, 2011[email protected]
via CZ-COPROSYS-20100428

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 178.23.232.0/21

Prefix
178.23.232.0/21
Announced by
AS39906 COPROSYS
Type
Residential
Proxy exits
2
RPKI
RPKI valid
Netname
CZ-COPROSYS-20100428
Registrant
CoProSys a.s.
RIR
RIPE NCC
Origin network

AS39906

CZ
Name
COPROSYS
Type
Internet provider
Registered
May 12, 2006
Domain
coprosys.cz
Spamhaus ASN-DROP
not listed