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Data as of Nov 7, 2026

45.11.12.0/24

No anonymizer space · no proxy exits in 30 days

ITB-Kwadraat BV

Announcement
45.11.12.0/22
RPKI valid
Announced by
AS199927
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
45.11.12.0/221,024NL-ITB2-20190425ITB-Kwadraat BV (ORG-IB50-RIPE) · NLALLOCATED PAAug 13, 2024support@itb2.nl
└ 45.11.12.0/24256Kwadraat-net12unknownASSIGNED PAJul 7, 2020support@itb2.nl
via NL-ITB2-20190425

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 45.11.12.0/22

Prefix
45.11.12.0/22
Announced by
AS199927 ITB-Kwadraat BV
Type
Hosting
RPKI
RPKI valid
Netname
NL-ITB2-20190425
Registrant
ITB-Kwadraat BV
RIR
RIPE NCC
Origin network

AS199927

NL
Name
ITB-Kwadraat BV
Type
Hosting
Registered
Dec 5, 2013
Domain
itb-kwadraat.nl
Website
itb-kwadraat.nl
Spamhaus ASN-DROP
not listed