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	Prefix	Description
	77.246.243.0/24	Cyso Group B.V.
	194.26.103.0/24	Cyso Group B.V.
	213.173.39.0/24	Cyso Group B.V.
	2a11:2440::/32	Cyso Group B.V.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS25151	Cyso Group B.V.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS44694	Cyso Group B.V.	✔	✔
	AS3356	Lumen (Level 3)	✔	✘
	AS6939	Hurricane Electric LLC	✔	✔
	AS25151	Cyso Group B.V.	✔	✘
	AS5405	Inter.link GmbH	✔	✔
	AS34927	iFog GmbH	✔	✔
	AS137409	GSL Networks Pty LTD	✔	✔
	AS58299	Openfactory GmbH	✔	✔
	AS34549	meerfarbig GmbH & Co. KG	✔	✔
	AS9002	RETN Limited	✘	✔
	AS3214	xTom GmbH	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS33891	Core-Backbone GmbH	✔	✔
	AS8283	Netwerkvereniging Coloclue	✔	✔
	AS20562	Open Peering (Broadband Hosting B.V.)	✔	✔
	AS7195	EdgeUno	✔	✔
	AS34019	Hivane Association	✔	✔
	AS6204	INTERKVM HOST SRL	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS14840	BR.DIGITAL	✔	✔
	AS52320	V.tal (GlobeNet)	✔	✔
	AS8298	IPng Networks GmbH	✔	✔
	AS24961	WIIT AG (fka. myLoc Managed IT AG)	✔	✔
	AS50629	LWLcom GmbH	✔	✔
	AS37468	Angola Cables	✔	✔
	AS35280	F5 Networks SARL	✔	✔
	AS42184	TKRZ Stadtwerke GmbH	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS35625	Eurofiber France SAS	✔	✔
	AS64289	Macarne.com	✔	✘
	AS37100	SEACOM Limited	✔	✔
	AS203329	NTT Global Data Centers EMEA GmbH	✔	✔
	AS264409	Huge Networks	✔	✘
	AS209823	Enki Multimedia EURL	✔	✔
	AS48927	ESEVEN DevOps GmbH	✔	✔
	AS9136	WOBCOM GmbH	✔	✔
	AS42541	Fiberby ApS	✔	✔
	AS31027	GlobalConnect A/S	✔	✔
	AS21263	TeleData GmbH	✔	✔
	AS29075	IELO-LIAZO SERVICES SAS	✔	✔
	AS13101	TNG Stadtnetz GmbH	✔	✔
	AS8860	Delta HighTech Ltd.	✔	✘
	AS24482	SG.GS	✔	✔
	AS47147	ANEXIA Internetdienstleistungs GmbH	✔	✔
	AS12676	HKN GmbH	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✔
	AS21473	PFALZKOM GmbH	✔	✔
	AS56987	ABACLOUDA SAS	✔	✔
	AS205614	Medialine EuroTrade AG	✔	✔
	AS34177	CELESTE SAS	✔	✘
	AS52025	ParadoxNetworks Limited	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS12859	BIT BV	✔	✔
	AS38158	PT Cyberindo Aditama	✔	✔
	AS210752	Global Legal Entity Identifier Foundation	✔	✔
	AS7713	PT Telkom Indonesia Tbk	✔	✔
	AS36994	Vodacom	✔	✘
	AS4651	The Communications Authority of Thailand (CAT)	✔	✘
	AS39351	31173 Services AB	✔	✔
	AS4601	Antonios A. Chariton	✔	✔
	AS553	BelWü	✔	✔
	AS1764	Next Layer Telecommunications	✔	✔
	AS30781	Free Pro SAS	✘	✔
	AS2635	Automattic, Inc	✔	✔
	AS199938	Netzwerge GmbH	✔	✔
	AS62269	Lukas Schauer	✔	✔
	AS12779	IT.Gate S.p.A.	✔	✔
	AS56382	vServer.site LTD	✔	✔
	AS48362	Stadtwerke Feldkirch	✔	✔
	AS57777	Jeroen Massar	✔	✔
	AS8888	xTom Pty Ltd	✔	✔
	AS37738	HOSTOWEB	✔	✔
	AS37721	Virtual Technologies & Solutions	✔	✔
	AS22356	Durand do Brasil Ltda	✔	✔
	AS47692	Nessus GmbH	✔	✔
	AS6695	DE-CIX Frankfurt Route Servers	✔	✔
	AS12552	GlobalConnect (IP-Only)	✔	✔
	AS207439	Korves.Net USA LLC	✔	✔
	AS51087	Bling Network LLC	✘	✔
	AS1820	WNET TELECOM USA Corp.	✔	✔
	AS212341	Stephan Rakowski, trading as CSN-Solutions GmbH	✔	✘
	AS12400	Partner Communications Ltd.	✔	✘
	AS47504	Mario Cnockaert	✔	✘
	AS198385	AlpineDC SA	✔	✘
	AS196610	DE-CIX Academy	✔	✘
	AS57344	Telehouse EAD	✔	✘
	AS203489	WiMore S.r.l.	✔	✘
	AS8717	A1 Bulgaria EAD	✔	✘
	AS5398	Internet one SRL	✔	✘
	AS150000	Data-Beam Business Solution	✔	✘
	AS203536	FNOH DSL Suedheide GmbH	✔	✘
	AS4455	IX Reach Ltd	✔	✘
	AS12387	TON Total optical Networks AG	✔	✘
	AS9050	Orange Romania S.A.	✔	✘
	AS6206	Netrouting B.V.	✔	✘
	AS13058	serve-u - Buchholz und Sünderhauf GbR	✔	✔
	AS213241	TECHIT.BE SRL	✔	✔
	AS62023	NYNEX satellite OHG	✔	✔
	AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
	AS28716	Retelit Digital Services S.p.A.	✔	✔
	AS8551	Bezeq International Ltd.	✔	✔
	AS142271	EWS DS Networks Inc	✔	✔
	AS211083	ServerGurus UG	✔	✔
	AS29467	LUXNETWORK S.A.	✔	✔
	AS250	AS250.net Foundation	✔	✔
	AS29208	Quantcom, a.s.	✔	✔
	AS13237	euNetworks GmbH	✔	✔
	AS8881	1&1 Versatel Deutschland GmbH	✔	✔
	AS200462	Lennart Seitz trading as "ETH-Services"	✔	✔
	AS31500	Global Network Management Inc	✔	✔
	AS208016	The Infrastructure Company GmbH	✔	✔
	AS47605	FNE-Finland Oy	✔	✔
	AS56665	Proximus Luxembourg S.A.	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS64475	Freifunk Frankfurt am Main e.V.	✔	✔
	AS8758	Iway AG	✔	✔
	AS60150	area-7 IT-Services GmbH	✔	✔
	AS205112	PHILUNET GmbH	✔	✔
	AS25291	SysEleven GmbH	✔	✔
	AS1680	Cellcom Fixed Line Communication L.P	✔	✔
	AS44066	firstcolo GmbH	✔	✔
	AS8767	M-net Telekommunikations GmbH	✔	✔
	AS204333	Witalij Koweschnikow	✔	✘
	AS60171	AFR-IX TELECOM S.A.	✔	✔
	AS31319	ESTRACOM SPA	✔	✘
	AS17639	Converge ICT Solutions Inc.	✔	✔
	AS25369	Hydra Communications Ltd	✔	✘
	AS49581	Ferdinand Zink trading as Tube-Hosting	✔	✘
	AS3223	Voxility LLP	✔	✘
	AS30766	GGew net GmbH	✔	✘
	AS47734	Telecom IT Solutions SRL	✔	✘
	AS2854	LLC Orange Business Services	✔	✘
	AS211301	Collin Schneeweiss trading as Unesty Company	✔	✘
	AS8473	Bahnhof AB	✔	✘
	AS48919	UACITY Ltd.	✘	✔
	AS60345	icixs networks UG (haftungsbeschraenkt)	✔	✘
	AS54309	NEGU	✔	✘
	AS25160	Vorboss Limited	✔	✔
	AS17557	Pakistan Telecommunication Company Limited	✔	✘
	AS30999	Emtel	✔	✘
	AS16097	HL komm Telekommunikations GmbH	✔	✘
	AS202617	Kering Eyewear S.p.A.	✔	✘
	AS209768	white2net Srl	✔	✘
	AS35297	Dataline LLC	✔	✔
	AS3786	LG DACOM Corporation	✔	✘
	AS3212	Telemach Slovenija d.o.o.	✔	✘
	AS24724	Atman Sp. z o.o.	✔	✘
	AS24679	kyberio GmbH	✔	✘
	AS45701	PT Internet Madju Abad Milenindo	✔	✘
	AS35661	VIRTUA SYSTEMS SAS	✔	✘
	AS34772	NEOTEL DOO export-import Skopje	✔	✘
	AS1828	Unitas Global	✘	✔
	AS44854	Arend Brouwer	✘	✔
	AS34953	RelAix Networks GmbH	✘	✔
	AS56630	Melbikomas UAB	✘	✔
	AS56662	Marcin Gondek	✘	✔
	AS28283	Adylnet Telecom	✔	✘
	AS132337	Axclusive	✔	✘
	AS58057	Securebit AG	✘	✔
	AS208431	Adrian Pistol	✘	✔
	AS8218	Zayo Infrastructure France SA	✘	✔
	AS49009	Freifunk Rheinland e.V.	✘	✔
	AS559	SWITCH	✘	✔
	AS25394	MK Netzdienste Verwaltungs GmbH trading as MK Netzdie...	✔	✔
	AS30844	Liquid Intelligent Technologies	✘	✔
	AS57304	RETN Russia	✘	✔
	AS31287	IPACCT CABLE Ltd	✘	✔
	AS48173	Orange Business Digital Germany GmbH	✔	✔
	AS35320	Eurotranstelecom Ltd	✘	✔
	AS1836	green.ch AG	✘	✔

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS44694	Cyso Group B.V.	✔	✔

aut-num:        AS210728
as-name:        CYSO-AS-DE
org:            ORG-CGB5-RIPE
descr:          CYSO-AMS
import:         from AS25151 accept ANY
export:         to AS25151 announce ANY
descr:          LEVEL3
import:         from AS3356 accept ANY
export:         to AS3356 announce AS-CYSO
descr:          DE-CIX
import:         from AS51531 accept ANY
export:         to AS51531 announce AS-CYSO
descr:          FUGA
import:         from AS44694 accept ANY
export:         to AS44694 announce ANY
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CYSO-MNT
created:        2021-09-22T12:43:19Z
last-modified:  2023-04-19T15:34:42Z
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-CGB5-RIPE
org-name:       Cyso Group B.V.
country:        NL
org-type:       LIR
address:        Dummy address for ORG-CGB5-RIPE
e-mail:         unread@ripe.net
abuse-c:        AR63564-RIPE
mnt-ref:        CYSO-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CYSO-MNT
created:        2021-07-07T09:11:51Z
last-modified:  2021-09-15T08:43:12Z
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: 2025-04-17T03:26:04Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-cyso-de	2
RIPE	as56890:as-decix-dus-rs-v6	272
RIPE	as43252:as-decix-ham-connected	216
RIPE	as56890:as-decix-dus-connected	272
RIPE	as47228:as-decix-muc-rs	222
RIPE	as43252:as-decix-ham-rs	215
RIPE	as47228:as-decix-muc-connected	223
RIPE	as47228:as-decix-muc-rs-v6	223
RIPE	as6695:as-decix-fra-connected	1073
RIPE	as6695:as-decix-fra-rs	1072
RIPE	as-cyso	4
RIPE	as56890:as-decix-dus-rs	271
RIPE	as43252:as-decix-ham-rs-v6	212
RIPE	as6695:as-decix-fra-rs-v6	1072