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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	212.191.126.0/24	Lodz University of Technology
	212.191.224.0/24	Polish Optical Internet PIONIER
	212.191.225.0/24	Polish Optical Internet PIONIER
	212.191.227.0/24	Lodz University of Technology
	212.191.229.0/24	Lodz University of Technology
	212.191.240.0/24	Polish Optical Internet PIONIER
	212.191.241.0/24	Lodz University of Technology
	212.191.244.0/24	Poznan Supercomputing and Networking Center
	2001:b10:c000::/35	Lodz University of Technology

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy hungry_chandrasekhar Policy relaxed_nobel Policy hardcore_shirley

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Prefixes in selected policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✔
	AS2603	NORDUnet	✔	✔
	AS21320	GEANT Vereniging	✔	✔
	AS2607	Zdruzenie pouzivatelov Slovenskej akademickej datovej...	✔	✔
	AS1853	ACONET	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✔
	AS2603	NORDUnet	✔	✔
	AS1887	NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INS...	✔	✔
	AS21320	GEANT Vereniging	✔	✔
	AS8508	Silesian University of Technology, Computer Centre	✔	✔
	AS25468	Rzeszow University of Technology	✔	✔
	AS15798	University of Warmia and Mazury in Olsztyn, Poland	✔	✔
	AS8256	Lodz University of Technology	✔	✔
	AS8664	University of Warsaw	✔	✔
	AS8865	Politechnika Bialostocka	✔	✘
	AS15373	Politechnika Czestochowska	✔	✔
	AS12324	Maria Curie-Sklodowska University	✔	✘
	AS21182	Opole University	✔	✔
	AS9112	Institute of Bioorganic Chemistry Polish Academy of S...	✔	✔
	AS8267	Academic Computer Centre CYFRONET AGH	✔	✔
	AS50561	Akademia Nauk Stosowanych w Elblagu	✔	✘
	AS24848	Kielce University of Technology	✔	✔
	AS28678	Technical University of Koszalin	✔	✔
	AS39909	Institute of Soil Science and Plant Cultivation - Sta...	✔	✘
	AS8970	Wroclaw Centre of Networking and Supercomputing	✔	✘
	AS20965	GEANT Vereniging	✔	✔
	AS8326	Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich	✔	✔
	AS8286	Zachodniopomorski Uniwersytet Technologiczny w Szczec...	✔	✔
	AS1853	ACONET	✔	✔
	AS9103	Uniwersytet Zielonogorski	✔	✔
	AS2907	Science Information Network	✔	✔
	AS12423	Nicolaus Copernicus University in Torun	✔	✔
	AS16263	Uniwersytet Radomski im. Kazimierza Pulaskiego	✔	✘
	AS2607	Zdruzenie pouzivatelov Slovenskej akademickej datovej...	✔	✔
	AS5550	Technical University of Gdansk, Academic Computer Cen...	✔	✔
	AS1103	SURF B.V.	✔	✔
	AS680	Deutsches Forschungsnetz (DFN)	✔	✔
	AS16283	Lodz University of Technology	✔	✘
	AS2852	CESNET z.s.p.o.	✔	✘
	AS2847	Lithuanian Research and Education Network	✔	✘
	AS15169	Google LLC	✔	✘

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS1887	NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INS...	✔	✔
	AS8508	Silesian University of Technology, Computer Centre	✔	✔
	AS15798	University of Warmia and Mazury in Olsztyn, Poland	✔	✔
	AS25468	Rzeszow University of Technology	✔	✔
	AS9112	Institute of Bioorganic Chemistry Polish Academy of S...	✔	✔
	AS8865	Politechnika Bialostocka	✔	✘
	AS8664	University of Warsaw	✔	✔
	AS8256	Lodz University of Technology	✔	✔
	AS12324	Maria Curie-Sklodowska University	✔	✘
	AS15373	Politechnika Czestochowska	✔	✔
	AS21182	Opole University	✔	✔
	AS50561	Akademia Nauk Stosowanych w Elblagu	✔	✘
	AS8970	Wroclaw Centre of Networking and Supercomputing	✔	✘
	AS8267	Academic Computer Centre CYFRONET AGH	✔	✔
	AS28678	Technical University of Koszalin	✔	✔
	AS8326	Politechnika Bydgoska im. Jana i Jedrzeja Sniadeckich	✔	✔
	AS24848	Kielce University of Technology	✔	✔
	AS39909	Institute of Soil Science and Plant Cultivation - Sta...	✔	✘
	AS8286	Zachodniopomorski Uniwersytet Technologiczny w Szczec...	✔	✔
	AS9103	Uniwersytet Zielonogorski	✔	✔
	AS12423	Nicolaus Copernicus University in Torun	✔	✔
	AS5550	Technical University of Gdansk, Academic Computer Cen...	✔	✔
	AS16263	Uniwersytet Radomski im. Kazimierza Pulaskiego	✔	✘

aut-num:        AS8501
org:            ORG-PSAN1-RIPE
as-name:        PIONIER-AS
descr:          PIONIER, National Research and Education Network in Poland
descr:          served by Poznan Supercomputing and Networking Center(PSNC), POLAND
remarks:        -------------------------------------------------
import:         from AS3356
                action pref=60;
                accept  ANY
import:         from AS20965
                action pref=65;
                accept  ANY
remarks:        -------------------------------------------------
import:         from AS8865
                action pref=100;
                accept  <AS8501:AS-Bialystok$>
import:         from AS29414
                action pref=100;
                accept  <AS8501:AS-Bialystok$>
import:         from AS8326
                action pref=100;
                accept  <AS8501:AS-Bydgoszcz$>
import:         from AS12618
                action pref=100;
                accept  <AS8501:AS-Bydgoszcz$>
import:         from AS15373
                action pref=100;
                accept  <AS8501:AS-Czestochowa$>
import:         from AS25084
                action pref=100;
                accept  <AS8501:AS-Czestochowa$>
import:         from AS50561
                action pref=100;
                accept  <AS8501:AS-Elblag$>
import:         from AS8664
                action pref=100;
                accept  <AS8501:AS-ICM$>
import:         from AS15396
                action pref=100;
                accept  <AS8501:AS-ICM$>
import:         from AS24848
                action pref=100;
                accept  <AS8501:AS-Kielce$>
import:         from AS30778
                action pref=100;
                accept  <AS8501:AS-Kielce$>
import:         from AS28678
                action pref=100;
                accept  <AS8501:AS-Koszalin$>
import:         from AS28797
                action pref=100;
                accept  <AS8501:AS-Koszalin$>
import:         from AS8267
                action pref=100;
                accept  <AS8501:AS-Krakow$>
import:         from AS8323
                action pref=100;
                accept  <AS8501:AS-Krakow$>
import:         from AS8256
                action pref=100;
                accept  <AS8501:AS-LODMAN$>
import:         from AS16283
                action pref=100;
                accept  <AS8501:AS-LODMAN$>
import:         from AS12324
                action pref=100;
                accept  <AS8501:AS-Lublin$>
import:         from AS12346
                action pref=100;
                accept  <AS8501:AS-Lublin$>
import:         from AS1887
                action pref=100;
                accept <AS8501:AS-NASK$>
import:         from AS8308
                action pref=100;
                accept  <AS8308:AS-PIONIER$>
import:         from AS8890
                action pref=100;
                accept  <AS8501:AS-Ochota$>
import:         from AS15798
                action pref=100;
                accept  <AS8501:AS-Olsztyn$>
import:         from AS21064
                action pref=100;
                accept  <AS8501:AS-Olsztyn$>
import:         from AS21182
                action pref=100;
                accept  <AS8501:AS-Opole$>
import:         from AS25584
                action pref=100;
                accept  <AS8501:AS-Opole$>
import:         from AS9112
                action pref=100;
                accept  <AS8501:AS-POZMAN$>
import:         from AS8364
                action pref=100;
                accept  <AS8501:AS-POZMAN$>
import:         from AS39909
                action pref=100;
                accept  <AS8501:AS-Pulawy$>
import:         from AS34604
                action pref=100;
                accept  <AS8501:AS-Pulawy$>
import:         from AS16263
                action pref=100;
                accept  <AS8501:AS-Radom$>
import:         from AS25468
                action pref=100;
                accept  <AS8501:AS-Rzeszow$>
import:         from AS39873
                action pref=100;
                accept  <AS8501:AS-Rzeszow$>
import:         from AS8508
                action pref=100;
                accept  <AS8501:AS-Slask$>
import:         from AS15744
                action pref=100;
                accept  <AS8501:AS-Slask$>
import:         from AS8286
                action pref=100;
                accept  <AS8501:AS-Szczecin$>
import:         from AS13119
                action pref=100;
                accept  <AS8501:AS-Szczecin$>
import:         from AS5550
                action pref=100;
                accept  <AS8501:AS-TASK$>
import:         from AS12831
                action pref=100;
                accept  <AS8501:AS-TASK$>
import:         from AS12423
                action pref=100;
                accept  <AS8501:AS-Torun$>
import:         from AS35686
                action pref=100;
                accept  <AS8501:AS-Torun$>
import:         from AS8970
                action pref=100;
                accept  <AS8501:AS-Wroclaw$>
import:         from AS15851
                action pref=100;
                accept  <AS8501:AS-Wroclaw$>
import:         from AS9103
                action pref=100;
                accept  <AS8501:AS-Zielona_Gora$>
import:         from AS13065
                action pref=100;
                accept  <AS8501:AS-Zielona_Gora$>
remarks:        -------------------------------------------------
import:         from AS5588
                action pref=85;
                accept  <AS8246:AS-POL34$>
import:         from AS12687
                action pref=100;
                accept  <AS-URAN-INET$>
import:         from AS3255
                action pref=100;
                accept ANY
import:         from AS21274
                action pref=100;
                accept <AS-BASNET$>
import:         from AS60280
                action pref=100;
                accept <AS-NTEC$>
import:         from AS1853
                action pref=100;
                accept ANY
import:         from AS2847
                action pref=100;
                accept <AS-LITNET$>
remarks:        -------------------------------------------------
remarks:        -------------------------------------------------
export:         to AS3356 announce  AS-PLNET
export:         to AS20965 announce  AS-PLNET
remarks:        -------------------------------------------------
export:         to AS8865  announce  ANY
export:         to AS29414 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8326  announce  ANY
export:         to AS12618 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS15373 announce  ANY
export:         to AS25084 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS50561 announce  ANY
export:         to AS8664  announce  ANY
export:         to AS15396 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS24848 announce  ANY
export:         to AS30778 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS28678 announce  ANY
export:         to AS28797 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8267  announce  ANY
export:         to AS8323  announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8256  announce  ANY
export:         to AS16283 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS12324 announce  ANY
export:         to AS12346 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS1887  announce  ANY
export:         to AS8308  announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8890  announce  ANY
export:         to AS15798 announce  ANY
export:         to AS21064 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS21182 announce  ANY
export:         to AS25584 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS9112  announce  ANY
export:         to AS8364  announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS39909 announce  ANY
export:         to AS34604 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS16263 announce  ANY
export:         to AS25468 announce  ANY
export:         to AS39873 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8508  announce  ANY
export:         to AS15744 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8286  announce  ANY
export:         to AS13119 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS5550  announce  ANY
export:         to AS12831 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS12423 announce  ANY
export:         to AS35686 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS8970  announce  ANY
export:         to AS15851 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS9103  announce  ANY
export:         to AS13065 announce  NOT (AS20965 AS1299 AS3356 AS5617)
remarks:        -------------------------------------------------
export:         to AS5588  announce  NOT (AS20965 AS1299 AS3356 AS5617 AS1887 AS8308)
export:         to AS12687 announce  ANY
export:         to AS3255  announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS21274 announce  ANY
export:         to AS60280 announce  NOT (AS20965 AS1299 AS3356 AS5617)
export:         to AS1853  announce  ANY
export:         to AS2847  announce  ANY
remarks:        --------------------------------------------------
remarks:        Communities:
remarks:        http://www.ipnoc.pionier.gov.pl/o/community.txt
remarks:        --------------------------------------------------
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
notify:         ripe@man.poznan.pl
mnt-by:         PIONIER-AS-MNT
mnt-by:         AS8256-MNT
created:        2002-09-06T09:20:39Z
last-modified:  2023-02-28T07:39:58Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-PSAN1-RIPE
org-name:       Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
country:        PL
org-type:       LIR
address:        Dummy address for ORG-PSAN1-RIPE
# Email removed, Log into bgp.tools to see whois emails
mnt-ref:        AS8364-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS8364-MNT
abuse-c:        CE1770-RIPE
created:        2004-04-17T11:47:57Z
last-modified:  2023-03-06T09:24:51Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2026-02-15T03:23:43Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RIPE	as5617:as-pl	2031
RIPE	as5617:as-silweb	30
LEVEL3	as-lumen-customers-asns	10695
RIPE	as-plnet	115
RIPE	as5617:as-akademickie	53
RIPE	as1887:as-peerings	6
RIPE	as24848:as-peers	5
RIPE	as-ipartners	2885