LAYER3 INTEL
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Data as of Nov 11, 2026

37.0.23.0/24

1 residential-proxy exit · 30 days

DDFR IT Infra & Security B.V.

Announcement
37.0.16.0/21
RPKI valid
Announced by
AS35467
Type
Residential
98% of it

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
3
selling exits here
Oct 12, 2026 – Nov 10, 2026

Exits seen per day

12 observations

Proxy providers listing exits

  • AnyIP
  • CliProxy
  • FloppyData

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
37.0.16.0/212,048NL-DCF-20111207DDFR IT Infra & Security B.V. (ORG-DFB1-RIPE) · NLALLOCATED PADec 7, 2011info@ddfr.nl
└ 37.0.23.0/298DDF-KN-VVV-AmelandunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.8/298DDF-KN-DVC2unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.16/304DDF-KN-Fugro-USA-Marine-INCunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.20/304DDFRunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.28/304DDF-SchoolmasterunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.32/298DDF-KN-VanDerHeideunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.40/298DDF-Arrix-testrangeunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.48/2816DDF-Carestream-DMZunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.64/2816DDF-DWF-01unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.80/304DDF-BijlsmaunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.84/304DDFR-vrijunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.92/304Viadata-RL2unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.128/2732DDF-FreezIT-4unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.160/2816DDF-Fritom-NO-RISKunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.176/304DDF-ATB-2unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.180/304DDF-Netsupport-PA-RLunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.184/298DDF-Netsupport-PAunknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207
└ 37.0.23.240/298DDF-Netsupport-PA-02unknownASSIGNED PAMar 9, 2020info@ddfr.nl
via NL-DCF-20111207

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
Residential25298%2
Business41.6%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 37.0.16.0/21

37.0.16.0/21

Routing history

Pattern
Stable
First seen
Dec 2011
Current origin since
Dec 2011 · 15 yr
Origin networks
1