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Data as of Nov 8, 2026

146.0.73.0/24

1 anonymizer address · 0.39% · Datacenter proxy6 residential-proxy exits · 30 days

Hostkey B.V.

Announcement
this exact prefix
RPKI valid
Announced by
AS57043
Type
Hosting
>99% of it

Residential-proxy exits

Proxy exits
6
2.3% of its addresses · 30 days
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

1.1K observations
IPv4 market

Path

1 · Holder
Hostkey B.V.
record created Jul 7, 2011
2 · Leased from
not leased
3 · Announced by
AS57043 Hostkey B.V.
since Aug 2016 · 10.2 yr ago
4 · Use
Hosting
anonymizer space, operator not named

Lineage

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

146.0.73.0/24

From the registry to its use

  1. Jul 7, 2011
    Registry record
    Hostkey B.V.
    ALLOCATED PA
    146.0.72.0/21
  2. Aug 6, 2011– Nov 1, 2015
    Announced
    AS57043 Hostkey B.V.
    as part of 146.0.72.0/21
    146.0.72.0/21
  3. Oct 22, 2015
    Route object
    AS57043 Hostkey B.V.
    RIPE route object for AS57043 Hostkey B.V., maintainer HOSTKEY-MNT
  4. Nov 1, 2015– Jun 27, 2016
    Announced
    AS57043 Hostkey B.V.
    Hosting
  5. Aug 15, 2016– today
    Announced
    AS57043 Hostkey B.V.
    Hosting
  6. Jul 4, 2024– today
    Announced
    AS57043 Hostkey B.V.
    as part of 146.0.72.0/21
    146.0.72.0/21

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
146.0.72.0/21
since Jul 2024
AS57043HostingHostkey B.V.

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
146.0.72.0/212,048NL-HOSTKEY-20110707Hostkey B.V. (ORG-HB14-RIPE) · NLALLOCATED PAJul 7, 2011abuse@hostkey.nl
└ 146.0.73.0 - 146.0.73.8182HOSTKEY-NETunknownASSIGNED PAJan 24, 2019abuse@hostkey.nl
via NL-HOSTKEY-20110707
└ 146.0.73.107 - 146.0.73.1148HOSTKEY-NETunknownASSIGNED PAJan 24, 2019abuse@hostkey.nl
via NL-HOSTKEY-20110707
└ 146.0.73.122 - 146.0.73.1276HOSTKEY-NETunknownASSIGNED PAJan 24, 2019abuse@hostkey.nl
via NL-HOSTKEY-20110707
└ 146.0.73.128 - 146.0.73.18760HOSTKEY-NETunknownASSIGNED PANov 18, 2016abuse@hostkey.nl
via NL-HOSTKEY-20110707

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

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

256 addresses
TypeAddressesShareRanges
Hosting255>99%2
Datacenter proxyanonymizer10.39%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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