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	Prefix	Description
	91.222.144.0/24	"GREFNET" Miroslaw Grefkowicz
	91.222.144.0/22	"GREFNET" Miroslaw Grefkowicz
	91.222.145.0/24	"GREFNET" Miroslaw Grefkowicz
	91.222.147.0/24	"GREFNET" Miroslaw Grefkowicz

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS5617	Orange Polska Spolka Akcyjna	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS5617	Orange Polska Spolka Akcyjna	✔	✘
	AS6939	Hurricane Electric LLC	✔	✘
	AS6204	INTERKVM HOST SRL	✔	✘
	AS49544	i3D.net B.V	✔	✘
	AS201054	Stowarzyszenie e-Poludnie	✔	✘
	AS202520	SkyPass Solutions Sp. z.o.o.	✔	✘
	AS24482	SG.GS	✔	✘
	AS35297	Dataline LLC	✔	✘
	AS32590	Valve Corporation	✔	✘
	AS20555	Akademia WIT w Warszawie	✔	✘

aut-num:        AS197479
as-name:        GREFNET-AS
org:            ORG-GA244-RIPE
import:         from AS8308 accept ANY
import:         from AS48224 accept ANY
import:         from AS8246 accept ANY
import:         from AS5617 accept ANY
import:         from AS29535 accept ANY
import:         from AS3257 accept ANY
import:         from AS201054 accept ANY
import:         from AS48850 accept ANY
export:         to AS8308 announce AS197479
export:         to AS48224 announce AS197479
export:         to AS8246 announce AS197479
export:         to AS5617 announce AS197479
export:         to AS29535 announce AS197479
export:         to AS3257 announce AS197479
export:         to AS201054 announce AS197479
export:         to AS48850 announce AS197479
sponsoring-org: ORG-TLTA1-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
notify:         lir@witryna.pl
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         WITRYNA-MNT
created:        2010-12-20T10:28:35Z
last-modified:  2021-07-11T09:15:38Z
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-GA244-RIPE
org-name:       "GREFNET" Miroslaw Grefkowicz
country:        PL
org-type:       OTHER
address:        Dummy address for ORG-GA244-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        GREF4-RIPE
mnt-ref:        WITRYNA-MNT
mnt-by:         WITRYNA-MNT
created:        2010-12-10T11:10:23Z
last-modified:  2022-12-01T16:26:51Z
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: 2026-02-15T03:23:57Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-fone-all	41
RIPE	as-gttcust	89220
RIPE	as-kike	84158
RIPE	as-ipartners	2888
RIPE	as5617:as-pl	2031
RIPE	as29535:as-tpix	84857
RIPE	as-interdom	2
RIPE	as8246:as-tpnet	1022
RIPE	as-tpix	84516