AS Number
AS210728
AS Name
CYSO-AS-DE
Org Name
Cyso Group B.V.
Country
Netherlands
Registry

ripe

RegDate

Updated

2025-03-25T09:02:29Z

AS210728 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

1

IPv4 NUMs

768

IPv6 NUMs(/64)

4,294,967,296

768 IPv4 Addresses
CIDR Description IP Num
77.246.243.0/24
ROA Signed and Valid IRR Valid
Cyso Group B.V. 256
194.26.103.0/24
ROA Signed and Valid IRR Valid
Cyso Group B.V. 256
213.173.39.0/24
ROA Signed and Valid IRR Valid
Cyso Group B.V. 256
CIDR Description IP NUMs(prefix /64)
2a11:2440::/32
ROA Signed and Valid IRR Valid
Cyso Group B.V. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 10,496 42,949,672,960 IPv6 IPv6
AS56987 AS-ABACLOUDA - ABACLOUDA SAS, FR France 1,024 34,359,738,368 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 15,104 68,719,607,808 IPv6 IPv6
AS35360 GARGUNET - Frederic Gargula, CH Switzerland 1,024 34,359,738,368 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,947,840 81,626,857,472 IPv6 IPv6
AS5713 SAIX-NET - Telkom SA Ltd., ZA South Africa 2,187,264 17,596,481,077,248 IPv6 IPv6
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,156,032 68,719,542,272 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 38,400 4,294,967,296 IPv6 IPv6
AS9930 TTNET-MY - TT DOTCOM SDN BHD, MY Malaysia 741,888 4,295,098,368 IPv6 IPv6
AS13058 serve-u-AS - serve-u - Buchholz und Suenderhauf GbR, DE Germany 2,048 34,359,738,368 IPv6 IPv6
AS559 Switch, CH Switzerland 2,184,960 176,093,790,208 IPv6 IPv6
AS31510 IKB-AS - Innsbrucker Kommunalbetriebe AG, AT Austria 27,904 4,294,967,296 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv6 IPv6
AS28716 RETELIT-AS - Retelit Digital Services S.p.A., IT Italy 43,520 107,374,182,400 IPv6 IPv6
AS15547 NETPLUS - netplus.ch SA, CH Switzerland 135,168 42,949,672,960 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22,528 8,589,934,592 IPv6 IPv6
AS7195 EDGEUNO S.A.S, CO Colombia 31,232 4,275,109,888 IPv6 IPv6
AS14840 BR.Digital Provider, BR Brazil 70,912 14,010,220,544 IPv6 IPv6
AS35625 EUROFIBER-FRANCE - Eurofiber France SAS, FR France 29,184 103,095,992,320 IPv6 IPv6
AS47692 NESSUS - Nessus GmbH, AT Austria 37,120 34,359,869,440 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2,304 34,359,738,368 IPv6 IPv6
AS35280 F5 - F5 Networks SARL, FR France 53,760 81,604,378,624 IPv6 IPv6
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 35,584 107,374,182,400 IPv6 IPv6
AS30781 JAGUAR-AS - Free Pro SAS, FR France 105,472 133,144,051,712 IPv6 IPv6
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 367,872 38,654,705,664 IPv6 IPv6
AS34019 HIVANE - Hivane Association, FR France 2,816 1,245,184 IPv6 IPv6
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 12,884,901,888 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 99,840 77,403,586,560 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 582,912 282,627,370,713,088 IPv6 IPv6
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9,472 4,294,967,296 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv6 IPv6
AS47734 TELECOM-IT-SOLUTIONS-AS - Telecom IT Solutions SRL, RO Romania 256 65,536 IPv6 IPv6
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv6 IPv6
AS61573 IP TELECOM, BR Brazil 1,024 4,294,967,296 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 86,016 240,518,430,720 IPv6 IPv6
AS6695 DECIX-AS - DE-CIX Management GmbH, DE Germany 0 0 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 97,280 351,384,436,736 IPv6 IPv6
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv6 IPv6
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv6 IPv6
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 46,336 42,949,804,032 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv6 IPv6
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 12,544 4,312,858,624 IPv6 IPv6
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,680 4,294,967,296 IPv6 IPv6
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4,295,360,512 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 52,480 6,442,450,944 IPv6 IPv6
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,206,976 4,299,161,600 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS44694 FUGA_NL_1 - Cyso Group B.V., NL Netherlands 1,280 2,147,483,648 IPv6 IPv6
as-block:       AS208189 - AS215128
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2025-03-25T09:02:29Z
last-modified:  2025-03-25T09:02:29Z
source:         RIPE



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:        CYSO-RIPE
tech-c:         CYSO-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

organisation:   ORG-CGB5-RIPE
org-name:       Cyso Group B.V.
country:        NL
org-type:       LIR
address:        Wognumsebuurt 3
address:        1817 BH
address:        Alkmaar
address:        NETHERLANDS
phone:          +31727513400
e-mail:         tjebbe.dewinter@cyso.com
admin-c:        CYSO-RIPE
tech-c:         CYSO-RIPE
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

role:           Cyso Hosting B.V. Technical Role Account
address:        Cyso Managed Hosting B.V.
address:        Wognumsebuurt 3
address:        1817 BH Alkmaar
address:        The Netherlands
phone:          +31 72 7513400
fax-no:         +31 72 7513401
e-mail:         noc@cyso.net
admin-c:        TSW-RIPE
admin-c:        SCAW666-RIPE
admin-c:        PIJN1-RIPE
tech-c:         TSW-RIPE
tech-c:         PIJN1-RIPE
tech-c:         SCAW666-RIPE
nic-hdl:        CYSO-RIPE
mnt-by:         CYSO-MNT
abuse-mailbox:  abuse@cyso.net
remarks:        --
remarks:        Abuse issues : abuse@cyso.net
remarks:        Other technical issues : noc@cyso.net
remarks:        --
created:        2002-08-05T11:12:02Z
last-modified:  2019-11-04T12:45:28Z
source:         RIPE