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	Prefix	Description
	148.81.206.0/24	Centrum Nauki Kopernik

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS1887	NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INS...	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS1887	NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INS...	✔	✘

aut-num:        AS207204
as-name:        CNK
org:            ORG-CNK2-RIPE
import:         from AS1887 accept ANY
export:         to AS1887 announce AS207204
import:         from AS12741 accept ANY
export:         to AS12741 announce AS207204
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         NASK2-MNT
created:        2016-08-11T12:41:52Z
last-modified:  2020-11-16T17:54:01Z
source:         RIPE
sponsoring-org: ORG-NRaA1-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-CNK2-RIPE
org-name:       Centrum Nauki Kopernik
country:        PL
org-type:       OTHER
address:        Dummy address for ORG-CNK2-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        CNK10-RIPE
mnt-ref:        NASK2-MNT
mnt-by:         NASK2-MNT
created:        2016-08-10T12:15:06Z
last-modified:  2022-12-01T17:09:31Z
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: 2026-03-11T03:24:12Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as8501:as-nask-1011	33
RIPE	as5617:as-pl	2028
RIPE	as1887:as-cust-transit	34
RIPE	as-plnet	114
RIPE	as1887:as-customers:as207204	1