AS Number
AS58291
AS Name
ColoCenter
Org Name
ColoCenter b.v.
Country
Netherlands
Registry

ripe

RegDate

N/A

Updated

2025-04-22T18:25:25Z

AS58291 Looking Glass
IPv4Prefixes

6

IPv6Prefixes

4

IPv4 NUMs

7,168

IPv6 NUMs(/64)

42,949,738,496

7,168 IPv4 Addresses
CIDR Description IP Num
5.39.184.0/21 ColoCenter b.v. 2048
45.11.28.0/22 Mark Michiel Janssen trading as SIG-I/O automatisering 1024
185.79.152.0/22 ColoCenter b.v. 1024
185.102.68.0/22 Computest Services B.V. 1024
185.140.184.0/22 ColoCenter b.v. 1024
213.156.28.0/22 Computest Services B.V. 1024
CIDR Description IP NUMs(prefix /64)
2001:67c:cdc::/48 Stefan van Westering trading as "Skywest" 65536
2a01:4c01::/32 Computest Services B.V. 4294967296
2a02:f640::/29 ColoCenter b.v. 34359738368
2a0e:5700::/32 Mark Michiel Janssen trading as SIG-I/O automatisering 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS15547 NETPLUS - netplus.ch SA, CH Switzerland 135,168 42,949,672,960 IPv4 IPv4
AS49605 DTS-AS - Digital Telecommunication Services S.r.l., IT Italy 9,472 38,654,705,664 IPv4 IPv4
AS57866 FUSIX-AS - Fusix Networks B.V., NL Netherlands 9,728 107,374,247,936 IPv4 IPv4 IPv6 IPv6
AS20932 SIG-ST - Services Industriels de Geneve, CH Switzerland 9,472 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 43,776 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS34019 HIVANE - Hivane Association, FR France 2,816 1,245,184 IPv4 IPv4 IPv6 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,216 42,949,672,960 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 94,976 355,679,338,496 IPv4 IPv4 IPv6 IPv6
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 12,800 111,669,673,984 IPv4 IPv4 IPv6 IPv6
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2,188,800 4,299,227,136 IPv6 IPv6
AS12552 IPO-EU - GlobalConnect AB, SE Sweden 566,016 279,173,726,208 IPv6 IPv6
AS1031 PEER1-1031 - PEER 1031 LLC, US United States 1,024 4,294,967,296 IPv4 IPv4
AS12637 SEEWEB - SEEWEB s.r.l., IT Italy 83,968 197,568,495,616 IPv4 IPv4 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 15,616 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS35360 GARGUNET - Frederic Gargula, CH Switzerland 1,024 34,359,738,368 IPv4 IPv4
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 88,320 107,456,495,616 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 35,824,128 258,745,434,112 IPv4 IPv4 IPv6 IPv6
AS9009 M247 - M247 Europe SRL, RO Romania 1,369,600 262,077,743,360 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS34224 NETERRA-AS - Neterra Ltd., BG Bulgaria 39,168 4,295,032,832 IPv4 IPv4
AS47147 AS-ANX - ANEXIA Internetdienstleistungs GmbH, AT Austria 1,792 131,072 IPv4 IPv4
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 256 4,295,229,440 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 86,272 274,878,234,624 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 53,760 6,442,450,944 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,360 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS13030 INIT7 - Init7 (Switzerland) Ltd., CH Switzerland 112,640 107,395,481,600 IPv4 IPv4 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 23,552 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS61573 Ip Telecom BR, BR Brazil 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,155,520 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 474,368 282,631,665,745,920 IPv4 IPv4 IPv6 IPv6
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 45,824 42,949,804,032 IPv4 IPv4 IPv6 IPv6
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,880 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 1,536 34,359,738,368 IPv6 IPv6
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 367,616 38,654,771,200 IPv4 IPv4
AS35280 F5 - F5 Networks SARL, FR France 52,480 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 17,179,869,184 IPv4 IPv4 IPv6 IPv6
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,680 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS60539 Huicast_Telecom - Huicast Telecom Limited, HK Hong Kong 768 34,376,581,120 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 31,744 4,294,967,296 IPv6 IPv6
AS559 SWITCH, CH Switzerland 2,184,704 176,093,790,208 IPv4 IPv4 IPv6 IPv6
AS15605 CONNESI - Connesi s.p.a., IT Italy 20,992 17,179,869,184 IPv4 IPv4 IPv6 IPv6
AS56987 AS-ABACLOUDA - ABACLOUDA SAS, FR France 1,024 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS140731 TOHU-OP-AP - TOHU Public Internet, CN China 256 37,748,736 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS59929 FLEXIBELT - Flexibelt B.V., NL Netherlands 512 0 IPv4 IPv4
AS206009 kavosnl - Kinga de Vos trading as Kavos Vof, NL Netherlands 512 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS207489 RDKIT - RDK IT Solutions B.V., NL Netherlands 1,024 4,294,967,296 IPv4 IPv4
AS61349 MAXITEL - MaxiTEL Telecom B.V., NL Netherlands 5,376 17,179,869,184 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Netherlands NL-ix - Neutral Internet Exchange 193.239.117.29 2001:7f8:13::a505:8291:1 10 Gbps 2024-11-29 10:41:45
Netherlands AMS-IX - Amsterdam Internet Exchange 80.249.212.148 2001:7f8:1::a505:8291:2 10 Gbps 2016-09-04 16:04:20
Netherlands LSIX - LayerSwitch Internet Exchange 185.1.32.5 2001:7f8:8f::a505:8291:1 10 Gbps 2020-02-19 04:07:31
Netherlands Speed-IX - Speed Internet Exchange 185.1.222.96 2001:7f8:b7::a505:8291:1 10 Gbps 2022-02-20 01:40:18
Netherlands Frys-IX - The Frisian Internet Exchange 185.1.203.185 2001:7f8:10f::e3b3:185 10 Gbps 2022-08-10 11:49:03
Netherlands INTERIX - InterIX Internet Exchange Amsterdam 185.0.1.5 2001:7f8:134::5 10 Gbps 2025-03-06 11:01:47

Private Peering Facilities

Country/Region Name City Website Updated
NIKHEF Amsterdam Amsterdam http://www.nikhefhousing.nl 2016-03-14 21:22:54
Spaanse Kubus Rotterdam Rotterdam http://www.tcnpp.com/ 2016-03-14 21:22:54
NorthC Delft Delft https://www.northcdatacenters.com/ 2016-03-14 21:22:54
ColoCenter Zoetermeer Zoetermeer http://www.colocenter.nl 2016-03-14 20:48:27
DFDC The Hague The Hague https://dfdc.io 2016-04-18 18:05:59
Bytesnet Rotterdam Rotterdam https://www.bytesnet.nl 2018-07-09 18:41:01
as-block:       AS57975 - AS58367
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:        2025-04-24T14:15:44Z
last-modified:  2025-04-24T14:15:44Z
source:         RIPE



aut-num:        AS58291
as-name:        ColoCenter
org:            ORG-Cb42-RIPE
import:         from AS174 accept ANY
export:         to AS174 announce AS58291
import:         from AS58272 accept ANY
export:         to AS58272 announce ANY
import:         from AS6939 accept ANY
export:         to AS6939 announce ANY
import:         from AS6777 accept ANY
export:         to AS6777 announce ANY
import:         from AS20562 accept ANY
export:         to AS20562 announce ANY
import:         from AS34307 accept ANY
export:         to AS34307 announce ANY
import:         from AS51942 accept ANY
export:         to AS51942 announce ANY
import:         from AS213035 accept ANY
export:         to AS213035 announce ANY
admin-c:        AL9611-RIPE
tech-c:         AL9611-RIPE
import:         from AS38965 accept ANY
export:         to AS38965 announce ANY
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         mnt-colo
created:        2012-06-15T13:08:24Z
last-modified:  2025-04-22T18:25:25Z
source:         RIPE
import:         from AS59929 accept ANY
export:         to AS59929 announce ANY

organisation:   ORG-Cb42-RIPE
org-name:       ColoCenter b.v.
country:        NL
org-type:       LIR
address:        Heliumstraat 200
address:        2718 RS
address:        Rotterdam
address:        NETHERLANDS
phone:          +31797113500
e-mail:         [email protected]
abuse-c:        AR16150-RIPE
tech-c:         MK23096-RIPE
admin-c:        AL9611-RIPE
mnt-ref:        mnt-colo
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-COLO
created:        2012-05-10T08:57:35Z
last-modified:  2024-04-29T10:31:56Z
source:         RIPE

person:         Alexander Lantink
address:        Heliumstraat 200
address:        2718RS Zoetermeer
address:        The Netherlands
phone:          +31797113500
e-mail:         [email protected]
nic-hdl:        AL9611-RIPE
mnt-by:         A_Lantink
created:        2012-05-10T09:53:51Z
last-modified:  2025-04-22T18:23:45Z
source:         RIPE