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	Prefix	Description
	31.186.160.0/21	DDFR IT Infra & Security B.V.
	37.0.16.0/21	DDFR IT Infra & Security B.V.
	81.92.176.0/20	DDFR IT Infra & Security B.V.
	83.136.192.0/21	DDFR IT Infra & Security B.V.
	91.106.224.0/21	DDFR IT Infra & Security B.V.
	93.95.144.0/21	DDFR IT Infra & Security B.V.
	145.87.224.0/19	FTTH residential
	147.12.0.0/20	FTTH Residential
	185.35.32.0/22	DDFR IT Infra & Security B.V.
	185.55.108.0/22	FTTH residential
	185.250.160.0/22	DDFR IT Infra & Security B.V.
	194.53.216.0/21	Wetterskip Fryslan
	194.61.4.0/22	RNE Suawoude Beheer B.V.
	212.52.224.0/19	FTTH Residential
	217.27.224.0/20	DDFR IT Infra & Security B.V.
	2a02:5b0::/32	DDFR IT Infra & Security B.V.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS6830	Liberty Global B.V.	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS6830	Liberty Global B.V.	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS203170	GERRIT Diensten BV	✔	✔
	AS30830	Network Operations B.V	✔	✔
	AS212778	Gemeente Leeuwarden	✔	✔
	AS39244	Sanoma Schoologica B.V.	✔	✘
	AS34927	iFog GmbH	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS137409	GSL Networks Pty LTD	✔	✘
	AS24940	Hetzner Online GmbH	✔	✔
	AS8283	Netwerkvereniging Coloclue	✔	✔
	AS58299	Openfactory GmbH	✔	✔
	AS24961	WIIT AG (fka. myLoc Managed IT AG)	✔	✔
	AS3170	VeloxServ Communications Ltd	✔	✔
	AS6204	INTERKVM HOST SRL	✔	✔
	AS200052	Feral.io Ltd	✔	✘
	AS199414	Noah Kolossa	✔	✔
	AS14840	BR.DIGITAL	✔	✔
	AS50629	LWLcom GmbH	✔	✔
	AS49127	Asimo Networks B.V.	✔	✔
	AS8298	IPng Networks GmbH	✔	✔
	AS264409	Huge Networks	✔	✘
	AS61049	Exascale Limited	✔	✔
	AS64289	Macarne.com	✔	✔
	AS202427	Ursin Filli	✘	✔
	AS56655	Gigahost AS	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS209823	Enki Multimedia EURL	✔	✔
	AS207176	OPENFIBER B.V.	✔	✔
	AS1820	WNET TELECOM USA Corp.	✔	✔
	AS200132	Peter-Paul Maria Kurstjens	✔	✘
	AS62222	QuickSoft LLC	✔	✔
	AS48925	VibeGAMES B.V.	✔	✔
	AS24482	SG.GS	✔	✔
	AS212477	RoyaleHosting B.V.	✔	✘
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS37721	Virtual Technologies & Solutions	✔	✔
	AS50673	Serverius Holding B.V.	✔	✔
	AS215551	KeFF Networks Ltd	✔	✔
	AS212635	Jurrian van Iersel	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS41051	Freetransit Project (Openfactory GmbH)	✔	✔
	AS12735	TurkNet Iletisim Hizmetleri A.S.	✔	✔
	AS60068	Datacamp Limited (CDN77 / DataPacket)	✔	✔
	AS51088	A2B IP B.V.	✔	✔
	AS39351	31173 Services AB	✔	✔
	AS47692	Nessus GmbH	✔	✔
	AS55285	Serverside.com	✔	✔
	AS200249	Products Up GmbH	✔	✔
	AS5398	Internet one SRL	✔	✘
	AS208972	GIBIRNet Iletisim	✔	✘
	AS1031	PEER 1031 LLC	✔	✘
	AS49418	NETSHIELD LTD	✔	✘
	AS12400	Partner Communications Ltd.	✔	✘
	AS57344	Telehouse EAD	✔	✘
	AS59645	Tobias Fiebig	✔	✔
	AS44901	Belcloud LTD	✔	✘
	AS22356	Durand do Brasil Ltda	✔	✔
	AS215680	Luc Haaijer trading as Ferox Hosting	✔	✔
	AS1680	Cellcom Fixed Line Communication L.P	✔	✔
	AS9141	P4 Sp. z o.o.	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS15169	Google LLC	✔	✔
	AS56584	INTERIX B.V.	✔	✔
	AS61029	DODW Holding B.V.	✔	✔
	AS31500	Global Network Management Inc	✔	✔
	AS58212	dataforest GmbH	✔	✔
	AS215296	Raoul Brouns	✔	✔
	AS211623	NAML B.V.	✔	✔
	AS48011	Turunc Smart Bilgisayar Teknoloji Ve Dis Ticaret Limi...	✔	✔
	AS216333	NetDev UG (haftungsbeschraenkt)	✔	✔
	AS52025	ParadoxNetworks Limited	✘	✔
	AS263444	Open X Tecnologia Ltda	✔	✘
	AS6206	Netrouting B.V.	✔	✘
	AS49581	Ferdinand Zink trading as Tube-Hosting	✔	✘
	AS30823	aurologic GmbH	✔	✘
	AS60345	icixs networks UG (haftungsbeschraenkt)	✔	✘
	AS16097	HL komm Telekommunikations GmbH	✔	✘
	AS2854	LLC Orange Business Services	✔	✘
	AS210644	Aéza International Limited	✔	✘
	AS42739	Hawe Telekom S.A. in Restructuring	✔	✘
	AS25394	MK Netzdienste Verwaltungs GmbH trading as MK Netzdie...	✔	✔
	AS20495	We Dare B.V.	✔	✘
	AS28917	Fiord Networks, UAB	✔	✘
	AS48919	UACITY Ltd.	✘	✔
	AS62000	SERVERD SAS	✘	✔
	AS60171	AFR-IX TELECOM S.A.	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✘
	AS211358	Patrizio Palumbo	✘	✔
	AS42093	InterRacks B.V.	✘	✔
	AS34772	NEOTEL DOO export-import Skopje	✔	✘
	AS198468	Gijsbertus Henricus van Gemert trading as DutchIS	✘	✔
	AS215605	Shams Hanna trading as InformatiQ	✘	✔
	AS207894	Gemeente Sudwest-Fryslan	✘	✔
	AS1136	KPN B.V.	✔	✘
	AS206126	RNE Suawoude Beheer B.V.	✔	✘
	AS56630	Melbikomas UAB	✔	✘

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS203170	GERRIT Diensten BV	✔	✔
	AS30830	Network Operations B.V	✔	✔
	AS212778	Gemeente Leeuwarden	✔	✔
	AS39244	Sanoma Schoologica B.V.	✔	✘
	AS206126	RNE Suawoude Beheer B.V.	✔	✘

aut-num:        AS35467
as-name:        DDF-AS
remarks:        =================
remarks:        Upstream transits
remarks:        =================
import:         from AS174 action pref=150; accept ANY
import:         from AS6830 action pref=150; accept ANY
import:         from AS8455 action pref=130; accept ANY
export:         to AS174 announce AS-DDFR
export:         to AS6830 announce AS-DDFR
export:         to AS8455 announce AS-DDFR
remarks:        ===================
remarks:        Downstream transits
remarks:        ===================
import:         from AS30830 action pref=100; accept AS30830
export:         to AS30830 announce AS35467
import:         from AS50319 action pref=100; accept AS50319
export:         to AS50319 announce AS35467
import:         from AS203170 action pref=100; accept AS203170
export:         to AS203170 announce AS35467
import:         from AS212778 action pref=100; accept AS212778
export:         to AS212778 announce AS35467
import:         from AS207894 action pref=100; accept AS207894
export:         to AS207894 announce AS35467
remarks:        =================
org:            ORG-DFb1-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         DataDienstenFryslan
created:        2005-08-12T14:55:43Z
last-modified:  2025-03-24T09:01:59Z
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-DFb1-RIPE
org-name:       DDFR IT Infra & Security B.V.
country:        NL
org-type:       LIR
address:        Dummy address for ORG-DFb1-RIPE
e-mail:         unread@ripe.net
abuse-c:        RFAA1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        DataDienstenFryslan
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         DataDienstenFryslan
created:        2004-04-17T11:40:37Z
last-modified:  2023-07-27T07:47:20Z
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: 2025-04-13T03:25:07Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-atom86cust4	429
ARIN	as-xo-b	54989
RIPE	as-manda-amsix-peers-v6	549
RADB	as-ccf	2059
RIPE	as-atom86cust6	405
ALTDB	as-hwng-downstreams	2598
RIPE	as-docler:as-peers	293
RIPE	as-dcf	6
LEVEL3	as-level3-origins-eu	0
RIPE	as-ddits:as-peers	284
RIPE	as-ddfr	8
RIPE	as-manda-amsix-peers-v4	588