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Data as of Nov 5, 2026

145.109.101.0/24

1 residential-proxy exit · 30 days

Universiteit van Amsterdam Amsterdam The Netherlands · space held by Surf B.V.

Announcement
145.109.0.0/17
RPKI valid
Announced by
AS1124
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

1 observation

Proxy providers listing exits

  • AnyIP

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
145.88.0.0 - 145.118.255.2552,031,616SURFNET-EARLY-REGISTRATIONSSurf B.V. (ORG-SB3-RIPE) · NLLEGACYNov 24, 2025cert@surfcert.nl
└ 145.109.0.0/1665,536HVA-NETHogeschool van AmsterdamLEGACYOct 21, 2026cert@surfcert.nl
via SURFNET-EARLY-REGISTRATIONS
└ 145.109.0.0/1732,768UVANETUniversiteit van AmsterdamLEGACYMay 3, 2016cert@surfcert.nl
via HVA-NET

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 145.109.0.0/17

Prefix
145.109.0.0/17
Announced by
AS1124 Universiteit van Amsterdam Amsterdam The Netherlands
Type
Business
Proxy exits
34
RPKI
RPKI valid
Netname
UVANET
Registrant
Universiteit van Amsterdam
RIR
RIPE NCC
IPv4 market

Holder

Holder in the market →
Organization
Surf B.V.
Handle
ORG-SB3-RIPE
Range
145.88.0.0 - 145.118.255.255
Registration type
LEGACY
Record created
Nov 24, 2025
Legacy
yes
Origin network

AS1124

EU
Name
Universiteit van Amsterdam Amsterdam The Netherlands
Type
Education
Registered
Sep 1, 1993
Domain
uva.nl
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed