Cyso Group B.V.

AS Number25151
Websitehttp://www.cyso.com

• Overview
• Prefixes
• Connectivity
• Whois
• IX

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
	2.57.56.0/24	Realtime Register B.V.
	37.46.136.0/21	Cyso Group B.V.
	37.72.138.0/24	Harlem Next B.V.
	45.134.223.0/24	Bitmaster Online BV
	62.129.139.0/24	Hosting.nl
	62.129.149.0/24	Hosting.nl
	80.85.160.0/23	Het ExtraNet NETBLOCK1
	80.85.161.0/24	Het ExtraNet NETBLOCK1
	81.24.0.0/22	-
	81.24.4.0/22	-
	81.24.6.0/23	-
	81.24.8.0/22	-
	81.24.10.0/23	-
	85.158.200.0/21	Cyso Group B.V.
	93.94.224.0/21	Cyso Group B.V.
	109.235.72.0/21	Cyso Group B.V.
	185.54.112.0/22	Cyso Group B.V.
	185.78.196.0/22	Cyso Group B.V.
	185.123.55.0/24	Bitmaster Online B.V.
	193.33.220.0/24	Ronald Pool is trading as "Video en Media"
	2001:678:c50::/48	Realtime Register B.V.
	2a01:518::/32	Cyso Group B.V.
	2a05:6cc0::/29	Cyso Group B.V.

Network Policy

Prefixes in selected policy

Upstreams

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✔
	AS3356	Lumen (Level 3)	✔	✔
	AS2914	NTT America, Inc.	✔	✔

Peers

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✔
	AS3356	Lumen (Level 3)	✔	✔
	AS2914	NTT America, Inc.	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔
	AS15535	Virtual Access Internet BV	✔	✘
	AS34927	iFog GmbH	✔	✔
	AS210728	Cyso Group B.V.	✔	✘
	AS33891	Core-Backbone GmbH	✔	✔
	AS5405	Inter.link GmbH	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS137409	GSL Networks Pty LTD	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS8283	Netwerkvereniging Coloclue	✔	✔
	AS20562	Open Peering (Broadband Hosting B.V.)	✔	✔
	AS20495	We Dare B.V.	✔	✘
	AS24961	WIIT AG (fka. myLoc Managed IT AG)	✔	✔
	AS6204	ZET.NET IP Transit	✔	✔
	AS50629	LWLcom GmbH	✔	✔
	AS34019	Hivane Association	✔	✔
	AS14840	BR.DIGITAL	✔	✔
	AS30781	Free Pro SAS	✔	✔
	AS52320	V.tal (GlobeNet)	✔	✔
	AS49127	Asimo Networks B.V.	✔	✔
	AS44684	Mythic Beasts Ltd	✔	✔
	AS42708	GleSYS AB	✔	✔
	AS61049	Exascale Limited	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS9002	RETN Limited	✘	✔
	AS49544	i3D.net B.V	✔	✔
	AS37100	SEACOM Limited	✔	✔
	AS3214	xTom GmbH	✔	✔
	AS37468	Angola Cables	✔	✔
	AS13030	Init7 (Switzerland) Ltd.	✔	✔
	AS42184	TKRZ Stadtwerke GmbH	✔	✔
	AS64289	Macarne.com	✔	✘
	AS6777	AMS-IX Route Servers	✔	✔
	AS207176	OPENFIBER B.V.	✔	✔
	AS56655	Gigahost AS	✔	✘
	AS3462	HiNet (Chunghwa Telecom)	✔	✔
	AS24482	SG.GS	✔	✔
	AS29169	GANDI SAS	✔	✘
	AS48927	ESEVEN DevOps GmbH	✔	✔
	AS9136	WOBCOM GmbH	✔	✔
	AS51088	A2B IP B.V.	✔	✔
	AS37497	Network Platforms (PTY) LTD	✔	✘
	AS1820	WNET TELECOM USA Corp.	✔	✔
	AS12552	GlobalConnect (IP-Only)	✔	✔
	AS50673	Serverius Holding B.V.	✔	✔
	AS29075	IELO-LIAZO SERVICES SAS	✔	✔
	AS21263	TeleData GmbH	✔	✔
	AS42541	Fiberby ApS	✔	✔
	AS35280	F5 Networks SARL	✔	✔
	AS31027	GlobalConnect A/S	✔	✔
	AS200052	Feral.io Ltd	✔	✘
	AS212477	RoyaleHosting B.V.	✔	✘
	AS13101	TNG Stadtnetz GmbH	✔	✔
	AS37721	Virtual Technologies & Solutions	✔	✔
	AS47147	ANEXIA Internetdienstleistungs GmbH	✔	✘
	AS56786	NEXIM ITALIA SRL	✔	✘
	AS34177	CELESTE SAS	✔	✘
	AS199524	Gcore S.A.	✔	✔
	AS1828	Unitas Global	✔	✔
	AS56987	ABACLOUDA SAS	✔	✔
	AS13237	euNetworks GmbH	✔	✔
	AS30844	Liquid Intelligent Technologies	✔	✘
	AS12859	BIT BV	✔	✔
	AS39351	31173 Services AB	✔	✔
	AS36994	Vodacom	✔	✘
	AS43350	NForce Entertainment B.V.	✔	✔
	AS1103	SURF B.V.	✔	✔
	AS34087	NTE TELEKOM AS	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS203489	WiMore S.r.l.	✔	✔
	AS48925	VibeGAMES B.V.	✔	✔
	AS8888	xTom Pty Ltd	✔	✔
	AS213052	Bram Wittendorp trading as BittenBytes	✔	✔
	AS39591	Global-e ICT solutions B.V.	✔	✘
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✔
	AS47160	MOJI SAS	✔	✔
	AS39122	Blacknight Internet Solutions Limited	✔	✔
	AS199938	Netzwerge GmbH	✔	✔
	AS22356	Durand do Brasil Ltda	✔	✔
	AS1764	Next Layer Telecommunications	✔	✔
	AS48362	Stadtwerke Feldkirch	✔	✔
	AS12779	IT.Gate S.p.A.	✔	✔
	AS50266	Odido Netherlands B.V.	✔	✘
	AS38158	PT Cyberindo Aditama	✔	✔
	AS3216	SOVAM-AS	✔	✘
	AS57344	Telehouse EAD	✔	✘
	AS212341	Stephan Rakowski, trading as CSN-Solutions GmbH	✔	✘
	AS12400	Partner Communications Ltd.	✔	✘
	AS4455	IX Reach Ltd	✔	✘
	AS2635	Automattic, Inc	✔	✔
	AS25160	Vorboss Limited	✔	✔
	AS12637	Seeweb s.r.l.	✔	✔
	AS8966	Etisalat (ETC)	✔	✘
	AS56665	Proximus Luxembourg S.A.	✔	✔
	AS25291	SysEleven GmbH	✔	✔
	AS8881	1&1 Versatel Deutschland GmbH	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS15830	Equinix, Inc.	✔	✔
	AS213241	TECHIT.BE SRL	✔	✔
	AS9150	ML Consultancy	✔	✘
	AS8218	Zayo Infrastructure France SA	✔	✔
	AS28917	Fiord Networks, UAB	✔	✘
	AS51392	Fusioned Ltd	✔	✔
	AS45701	PT Internet Madju Abad Milenindo	✔	✘
	AS56382	vServer.site LTD	✔	✔
	AS6663	Türk Telekom International	✔	✔
	AS8767	Germany	✔	✔
	AS12874	Fastweb SpA	✔	✘
	AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
	AS16097	HL komm Telekommunikations GmbH	✔	✘
	AS8758	Iway AG	✔	✔
	AS8315	Accenture B. V.	✔	✘
	AS30058	FDCservers.net	✔	✘
	AS398465	Rackdog LLC	✔	✘
	AS215248	Bastiaan Mathijs Brink	✔	✘
	AS132337	Axclusive	✔	✘
	AS31500	Global Network Management Inc	✔	✘
	AS2854	ROSPRINT-AS	✔	✘
	AS31319	ESTRACOM SPA	✔	✘
	AS209768	white2net Srl	✔	✘
	AS44592	SkyLink Data Center BV	✔	✘
	AS138121	PT Mora Telematika Indonesia Tbk	✔	✘
	AS34772	NEOTEL DOO export-import Skopje	✔	✘
	AS196844	Institute of Bioorganic Chemistry Polish Academy of S...	✔	✘
	AS8473	Bahnhof AB	✔	✘
	AS6206	Netrouting B.V.	✔	✘
	AS37282	Mainone Cable Company	✔	✘
	AS44901	Belcloud LTD	✔	✘
	AS28283	Adylnet Telecom	✔	✔
	AS15576	NTS workspace AG	✔	✘
	AS31042	Serbia BroadBand-Srpske Kablovske mreze d.o.o.	✔	✘
	AS48919	UACITY Ltd.	✘	✔
	AS34953	RelAix Networks GmbH	✘	✔
	AS9050	Orange Romania S.A.	✔	✘
	AS42093	InterRacks B.V.	✘	✔
	AS210083	Privex Inc.	✘	✔
	AS8359	MTS PJSC	✔	✘
	AS559	SWITCH	✘	✔
	AS262589	Megatelecom (Internexa BR)	✘	✔
	AS57304	RETN Russia	✘	✔
	AS9381	HKBN Enterprise Solutions HK Limited	✘	✔
	AS8732	JSC Comcor	✘	✔
	AS1680	Cellcom Fixed Line Communication L.P	✘	✔
	AS8529	Zain Omantel International FZ-LLC	✘	✔

Downstreams

	ASN	Description	IPv4	IPv6
	AS15535	Virtual Access Internet BV	✔	✘
	AS210728	Cyso Group B.V.	✔	✘

aut-num:AS25151org:ORG-CMH1-RIPEas-name:        CYSO-ASremarks:        AMS-ix route serverimport:         fromAS6777 accept ANYexport:         toAS6777 action community .= {6777:6777}; announceAS-CYSOremarks:        NTTimport:         fromAS2914 action pref=90; accept ANYexport:         toAS2914 announceAS-CYSOremarks:        Teliaimport:         fromAS1299 action pref=90; accept ANYexport:         toAS1299 announceAS-CYSOremarks:        Level3import:         fromAS3356 action pref=90; accept ANYexport:         toAS3356 announceAS-CYSOremarks:        Nawasimport:         fromAS200020 action pref=90; accept ANYexport:         toAS200020 announceAS-CYSOremarks:        CYSO-FRAimport:         fromAS210728 accept ANYexport:         toAS210728 announce ANYadmin-c:        DUMY-RIPEtech-c:         DUMY-RIPEstatus:         ASSIGNEDmnt-by:         RIPE-NCC-END-MNTremarks:        --remarks:        If you want to peer with us, mail peering@cyso.netremarks:        We do not filter our peers unless they screw up.remarks:        We use maximum-prefix filters on all peers.remarks:        --mnt-by:         CYSO-MNTcreated:        2002-09-16T13:40:41Zlast-modified:  2022-05-10T15:12:16Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************organisation:ORG-CMH1-RIPEorg-name:       Cyso Group B.V.country:        NLorg-type:       LIRaddress:        Dummy address forORG-CMH1-RIPEe-mail:         unread@ripe.netabuse-c:        CYSO-RIPEmnt-ref:        RIPE-NCC-HM-MNTmnt-ref:        CYSO-MNTmnt-by:         RIPE-NCC-HM-MNTmnt-by:         CYSO-MNTcreated:        2005-01-13T06:11:10Zlast-modified:  2025-03-13T15:51:08Zsource:         RIPEremarks:        ****************************remarks:        * THIS OBJECT IS MODIFIEDremarks:        * Please note that all data that is generally regarded as personalremarks:        * data has been removed from this object.remarks:        * To view the original object, please query the RIPE Database at:remarks:        * http://www.ripe.net/whoisremarks:        ****************************

Member of the following AS-SETs

Go to PeeringDB page

Suggested Prefix Limits

IPv4: 25

IPv6: 10

Internet Exchange Points

	Name	IPv4	IPv6	Link Speed
	AMS-IX	80.249.209.155	2001:7f8:1::a502:5151:1	10 gbps