LAYER3 INTEL
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Data as of Nov 9, 2026

148.81.247.0/24

1 residential-proxy exit · 30 days

Politechnika Warszawska Filia w Plocku · space held by Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy

Announcement
148.81.246.0/23
RPKI valid
Announced by
AS202121
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 10, 2026 – Nov 8, 2026

Exits seen per day

2 observations

Proxy providers listing exits

  • FastProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
148.81.0.0/16
since May 2005
AS1887Business46
2 always on
Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
148.81.0.0/1665,536PL-NASK-19931002Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy (ORG-NRAA1-RIPE) · PLALLOCATED PA—abuse@nask.pl
└ 148.81.246.0/23512PWPLOCKPolitechnika Warszawska - Oddzial PlockASSIGNED PAApr 2, 2014abuse@nask.pl
via PL-NASK-19931002

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 148.81.246.0/23

Prefix
148.81.246.0/23
Announced by
AS202121 Politechnika Warszawska Filia w Plocku
Type
Business
Proxy exits
1
RPKI
RPKI valid
Netname
PWPLOCK
Registrant
Politechnika Warszawska - Oddzia? P?ock
RIR
RIPE NCC
Registry

Holder

Organization
Naukowa I Akademicka Siec Komputerowa - Panstwowy Instytut Badawczy
Handle
ORG-NRAA1-RIPE
Range
148.81.0.0/16
Registration type
ALLOCATED PA
Origin network

AS202121

PL
Name
Politechnika Warszawska Filia w Plocku
Type
Education
Registered
Apr 2, 2014
Domain
plock.pl
Industry
Education and Research
Spamhaus ASN-DROP
not listed