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Data as of Nov 4, 2026

155.133.29.0/24

No anonymizer space · no proxy exits in 30 days

Librum Sp. z o.o. · space held by TerraTransit AG

Announcement
this exact prefix
No RPKI
Announced by
AS6873
Type
Business
Risk
0 / 100 · Low

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
155.133.26.0 - 155.133.31.2551,536DE-TERRATRANSIT-20220831TerraTransit AG (ORG-TA251-RIPE) · DELEGACYNov 4, 2022[email protected]
└ 155.133.28.0/221,024PL-IP4ISP-V4-TERRATRANSIT-LEASEDunknownLEGACYAug 31, 2022[email protected]
via DE-TERRATRANSIT-20220831
└ 155.133.29.0/24256PL-LIBRUM-V4Librum Sp. z o.o. (ORG-LIB1-RIPE) · PLLEGACYFeb 29, 2020[email protected]

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
IPv4 market

Holder

Holder in the market →
Organization
TerraTransit AG
Handle
ORG-TA251-RIPE
Range
155.133.26.0 - 155.133.31.255
Registration type
LEGACY
Record created
Nov 4, 2022
Legacy
yes
Origin network

AS6873

PL
Name
Librum Sp. z o.o.
Type
Business
Registered
Jul 27, 2009
Domain
librum.pl
Industry
Law, Business, and Consulting Services
Spamhaus ASN-DROP
not listed