Data as of Nov 4, 2026

145.223.3.0/24

12 residential-proxy exits · 30 days

Hostkey B.V. · space held by Brander Group Inc.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS209854 Cyberzone S.A.

Residential-proxy exits

Proxy exits
12
4.7% of its addresses · 30 days
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

412 observations
IPv4 market

Path

Announced by AS57043 since Jun 2026 · 4 mo ago
1 · Holder
record created Dec 9, 2024
2 · Leased from
3 · Announced by
AS57043 Hostkey B.V.
since Jun 2026 · 4 mo ago
4 · Use
Hosting

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

145.223.3.0/24

From the registry to its use

  1. Sep 26, 2024– Dec 6, 2024
    Announced
    AS209854 Cyberzone S.A.
    Hosting
  2. Dec 9, 2024
    Registry record
    Brander Group Inc.
    LEGACY
    145.223.0.0/17
  3. May 31, 2026– Jun 23, 2026
    Announced
    AS209854 Cyberzone S.A.
    Hosting
  4. Jun 24, 2026– today
    Announced
    AS57043 Hostkey B.V.
    Hosting
  5. Jul 1, 2026
    Assigned
    Hostkey B.V.
    LEGACY
    145.223.3.0/24
  6. Jul 1, 2026
    Route object
    IPXO
    RIPE route object for AS57043 Hostkey B.V., maintainer NETUTILS-MNT
  7. Jul 1, 2026
    Route object
    IPXO
    RADB route object for AS57043 Hostkey B.V., maintainer MAINT-AS834
  8. today
    Leased from
    Brander Group
    IP broker
  9. today
    Leased from
    IPXO
    IP broker

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
145.223.0.0/1732,768BRANDER-GROUPBrander Group Inc. (ORG-BGI4-RIPE) · USLEGACYDec 9, 2024[email protected]
└ 145.223.0.0/1816,384NET-145-223-0-0Brander Group Inc. (ORG-BGI4-RIPE) · USLEGACYSep 17, 2024[email protected]
└ 145.223.3.0/24256NET-145-223-3-0-24Hostkey B.V. (ORG-HB183-RIPE) · NLLEGACYJul 1, 2026[email protected]

Network & registry

IPv4 market

Holder

Organization
Brander Group Inc.
Handle
ORG-BGI4-RIPE
Range
145.223.0.0/17
Registration type
LEGACY
Record created
Dec 9, 2024
Legacy
yes
Origin network

AS57043

NL
Name
Hostkey B.V.
Type
Hosting
Registered
Jul 7, 2011
Domain
hostkey.com
Website
www.hostkey.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed