LAYER3 INTEL
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Data as of Nov 11, 2026

145.144.2.0/24

No anonymizer space · no proxy exits in 30 days

Surf B.V.

Announcement
145.144.0.0/12
RPKI valid
Announced by
AS1103
Type
Business
Risk
0 / 100 · Low

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
145.134.0.0 - 145.175.255.2552,752,512SURF-PARENT-BLOCK-IISurf B.V. (ORG-SB3-RIPE) · NLLEGACYAug 5, 2026cert@surfcert.nl
└ 145.144.0.0 - 145.144.2.255768SURFVIRTNETSurf B.V. (ORG-SB3-RIPE) · NLLEGACYNov 24, 2020cert@surfcert.nl
└ 145.144.2.0/24256SURFFW-NETSURF NW SURFfirewall (int. cust)LEGACYJul 1, 2026cert@surfcert.nl
via SURFVIRTNET

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
Routing timeline

Who has announced 145.144.0.0/12

145.144.0.0/12

Routing history

Pattern
Stable
First seen
Jul 2018
Current origin since
Jul 2018 · 8.3 yr
Origin networks
2
Last change of origin
Jun 2019
Recorded history

History

Handoffs
1