View

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
	31.41.249.0/24	Hollander & Jacobsen UG (haftungsbeschraenkt)
	91.218.20.0/24	Hollander & Jacobsen UG (haftungsbeschraenkt)
	188.239.191.0/24	Hollander & Jacobsen UG (haftungsbeschraenkt)
	193.36.132.0/24	Hollander & Jacobsen UG (haftungsbeschraenkt)
	2a07:e040::/32	Hollander & Jacobsen UG (haftungsbeschraenkt)
	2a07:e042::/32	Hollander & Jacobsen UG (haftungsbeschraenkt)

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Network Policy

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Prefixes in selected policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3257	GTT Communications Inc.	✔	✔
	AS3399	Obenet AB	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS40663	IncogNet LLC	✔	✔
	AS3257	GTT Communications Inc.	✔	✔
	AS215960	Hollander & Jacobsen UG (haftungsbeschraenkt)	✔	✔
	AS3399	Obenet AB	✔	✔
	AS200690	Junxiao Shi	✘	✔
	AS212085	Alexander Bruegmann	✘	✔
	AS204789	BIZBETA LTD	✘	✔
	AS5405	Inter.link GmbH	✔	✔
	AS206042	Suhail Haris	✘	✔
	AS212378	Aleksei Papulovskii	✔	✔
	AS200890	Jianfeng Ren	✘	✔
	AS207852	Yonghan Ching	✘	✔
	AS34927	iFog GmbH	✔	✔
	AS215956	Dennis de Houx trading as All In One	✘	✔
	AS8283	Netwerkvereniging Coloclue	✔	✔
	AS9136	WOBCOM GmbH	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS61049	Exascale Ltd	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS52025	ParadoxNetworks Limited	✔	✔
	AS34019	Hivane Association	✔	✔
	AS22356	Durand do Brasil Ltda	✔	✔
	AS58299	Openfactory GmbH	✔	✔
	AS24961	WIIT AG (fka. myLoc Managed IT AG)	✔	✔
	AS213576	Robert Weir	✔	✔
	AS8298	IPng Networks GmbH	✔	✔
	AS209823	Enki Multimedia EURL	✔	✔
	AS34872	Servperso Systems	✔	✔
	AS41441	Serverius Holding B.V.	✔	✘
	AS50869	Free-IX Remote Peering	✔	✔
	AS212635	Jurrian van Iersel	✔	✔
	AS207176	OPENFIBER B.V.	✔	✔
	AS49600	NEAR IP, S.L.	✔	✔
	AS209267	Velorum B.V.	✔	✔
	AS212855	Jelle Luteijn	✔	✔
	AS21263	TeleData GmbH	✔	✔
	AS49127	Asimo Networks B.V.	✔	✔
	AS202585	Nick Bouwhuis	✔	✔
	AS61349	MaxiTEL Telecom B.V.	✔	✔
	AS24482	SG.GS	✔	✔
	AS207487	Gustav Caplan	✔	✔
	AS205329	Kai-Jung Chen	✔	✔
	AS400799	Pufferfish Studios LLC	✔	✔
	AS215680	Luc Haaijer trading as Ferox Hosting	✔	✔
	AS42093	InterRacks B.V.	✔	✔
	AS58057	Securebit AG	✔	✔
	AS39122	Blacknight Internet Solutions Limited	✔	✔
	AS200132	Peter-Paul Maria Kurstjens	✔	✘
	AS16276	OVH SAS	✔	✔
	AS211623	NAML B.V.	✔	✔
	AS39351	31173 Services AB	✔	✔
	AS211588	Innovation Harbor B.V.	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS50509	Transroute.Net	✔	✔
	AS8801	Rocket Fibre Ltd	✔	✔
	AS31500	Global Network Management Inc	✔	✘
	AS44684	Mythic Beasts Ltd	✔	✔
	AS20495	We Dare B.V.	✔	✘
	AS202365	Chronos	✔	✔
	AS61029	DODW Holding B.V.	✔	✔
	AS216333	NetDev UG (haftungsbeschraenkt)	✔	✔
	AS214380	Tim de Boer trading as tim427.net	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS48011	Turunc Smart Bilgisayar Teknoloji Ve Dis Ticaret Limi...	✔	✔
	AS15169	Google LLC	✔	✔
	AS200052	Feral.io Ltd	✔	✘
	AS64404	Stichting EventInfra	✔	✔
	AS1031	PEER 1031 LLC	✔	✘
	AS55285	Serverside.com	✔	✘
	AS207113	Cyrus Mbitao trading as Wofbit Networks	✔	✔
	AS207994	Blockchain Creek B.V.	✔	✘
	AS44854	Arend Brouwer	✔	✘
	AS56662	Marcin Gondek	✘	✔
	AS215296	Raoul Brouns is trading as LowPing NL	✔	✘
	AS213052	Bram Wittendorp trading as BittenBytes	✔	✘
	AS15943	wilhelm.tel GmbH	✔	✘
	AS44620	Netlen Internet Hizmetleri Ltd. Sti.	✔	✔
	AS199950	HJELM ENTERPRISES AB	✔	✔
	AS52112	Gentlent GmbH	✔	✔
	AS57344	Telehouse EAD	✔	✘
	AS199752	Go-Trex Holding BV	✔	✘
	AS35297	Dataline LLC	✘	✔
	AS34170	Aztelekom LLC	✔	✘
	AS44901	Belcloud LTD	✔	✘
	AS64049	Reliance Jio Infocomm Pte. Ltd.	✔	✘
	AS263152	MIGO TELECOM	✔	✘
	AS45701	PT Internet Madju Abad Milenindo	✔	✘
	AS212895	Johannes Ernst	✔	✘
	AS328748	Agile Solutions Provider (PTY) LTD	✔	✘
	AS41327	Fiber Telecom S.p.A.	✔	✘
	AS208453	Johan Karlsson (SweHosting)	✔	✔
	AS60068	Datacamp Limited (CDN77 / DataPacket)	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS6823	3C1B Telekomunikasyon ve Internet Hiz. San. ve Tic. A.S.	✔	✘
	AS8315	WorldStream B.V.	✔	✘
	AS209768	white2net Srl	✔	✘
	AS58075	X2com BV	✔	✘
	AS39637	ADES BV	✔	✘
	AS34696	MISMELINK NETWORKS, SL	✔	✘
	AS199081	Lancom Ltd.	✔	✘
	AS1820	WNET TELECOM USA Corp.	✔	✘
	AS8928	GTT Communications Inc.	✔	✘
	AS38965	Rick van der Sterren trading as HostIn	✔	✘
	AS29049	Delta Telecom Ltd	✔	✘
	AS271253	LINK BRASIL TELECOMUNICACOES LTDA	✔	✘
	AS132337	Axclusive	✔	✘
	AS136557	Host Universal Pty Ltd	✔	✘
	AS214757	Jakub Krsa	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS215467	Skhron OU	✔	✔
	AS215551	KeFF Networks Ltd	✔	✔
	AS37739	Abantu Cloud Africa (Pty) Ltd	✘	✔
	AS263444	Open X Tecnologia Ltda	✔	✘
	AS61568	ALOO TELECOM - FSF TECNOLOGIA SA	✔	✘
	AS30893	No ACK Group Holding AB	✘	✔

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS40663	IncogNet LLC	✔	✔
	AS215960	Hollander & Jacobsen UG (haftungsbeschraenkt)	✔	✔
	AS200690	Junxiao Shi	✘	✔
	AS212085	Alexander Bruegmann	✘	✔
	AS204789	BIZBETA LTD	✘	✔
	AS206042	Suhail Haris	✘	✔
	AS212378	Aleksei Papulovskii	✔	✔
	AS200890	Jianfeng Ren	✘	✔
	AS215956	Dennis de Houx trading as All In One	✘	✔
	AS207852	Yonghan Ching	✘	✔

aut-num:        AS206075
as-name:        HOLLANDER-JACOBSEN
org:            ORG-HJU2-RIPE
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-de-hollander-jacobsen-1-MNT
created:        2017-03-29T14:19:15Z
last-modified:  2026-06-08T09:08:52Z
source:         RIPE
remarks:        Upstreams in Amsterdam, The Netherlands:
remarks:        AS3257:
import:         from AS3257 accept ANY
export:         to AS3257 announce AS206075:AS-RIPE
mp-import:      afi ipv6.unicast from AS3257 accept ANY
mp-export:      afi ipv6.unicast to AS3257 announce AS206075:AS-RIPE
remarks:        AS212477:
import:         from AS212477 accept ANY
export:         to AS212477 announce AS206075:AS-RIPE
mp-import:      afi ipv6.unicast from AS212477 accept ANY
mp-export:      afi ipv6.unicast to AS212477 announce AS206075:AS-RIPE
remarks:        AS6939:
mp-import:      afi ipv6.unicast from AS6939 accept ANY
mp-export:      afi ipv6.unicast to AS6939 announce AS206075:AS-RIPE
remarks:        Upstream in Stockholm, Sweden:
remarks:        AS3399:
import:         from AS3399 accept ANY
export:         to AS3399 announce AS206075:AS-RIPE
mp-import:      afi ipv6.unicast from AS3399 accept ANY
mp-export:      afi ipv6.unicast to AS3399 announce AS206075:AS-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-HJU2-RIPE
org-name:       Hollander & Jacobsen UG (haftungsbeschraenkt)
country:        DE
org-type:       LIR
address:        Dummy address for ORG-HJU2-RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
abuse-c:        AR78909-RIPE
mnt-ref:        lir-de-hollander-jacobsen-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-de-hollander-jacobsen-1-MNT
created:        2025-10-13T07:31:10Z
last-modified:  2026-05-13T07:17:45Z
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: 2026-06-13T03:24:08Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hurricanev6	21157
RIPE	as200690:as-upstream	11
RIPE	as206075:as-ripe	16
RIPE	as209512:as-upstream	5
RIPE	as-gttcust	91772
RIPE	as-gttcust6	91202
RIPE	as25091:as-peers	285
RIPE	as212085:as-upstreams	31
RIPE	as215956:as-upstream	35
RIPE	as-skylink	1928