Data as of Nov 7, 2026

212.191.237.0/24

No anonymizer space · no proxy exits in 30 days

Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center · space held by Lodz University of Technology

Announcement
this exact prefix
No RPKI
Announced by
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
212.191.0.0/1665,536PL-LODMAN-981028Lodz University of Technology (ORG-MANL1-RIPE) · PLALLOCATED PAJul 17, 2002abuse@man.lodz.pl
└ 212.191.237.0/25128PionierPolish Optical Internet PIONIERASSIGNED PAFeb 9, 2010abuse@man.lodz.pl
via PL-LODMAN-981028
└ 212.191.237.128/25128PionierPolish Optical Internet PIONIERASSIGNED PASep 2, 2011abuse@man.lodz.pl
via PL-LODMAN-981028

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

Origin network

AS196844

PL
Name
Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
Type
Education
Registered
Mar 1, 2010
Domain
pionier.net.pl
Website
www.pionier.net.pl
Industry
Education and Research
Spamhaus ASN-DROP
not listed