AS Name
NCBV-BACKBONE
Org Name
TWS Networkconcepts B.V.
Registry Region
Netherlands
Looking Glass
IPv4Prefixes

5

IPv6Prefixes

1

IPv4 NUMs

4,096

IPv6 NUMs(/64)

4,294,967,296

4,096 IPv4 Addresses
CIDR Description IP Num
89.106.160.0/21 TWS Networkconcepts B.V. 2048
139.28.112.0/22 TWS Technologies B.V. 1024
185.3.176.0/23 TWS Networkconcepts B.V. 512
185.3.178.0/24 TWS Networkconcepts B.V. 256
185.3.179.0/24 TWS Networkconcepts B.V. 256
CIDR Description IP NUMs(prefix /64)
2a00:1bc8::/32 TWS Networkconcepts B.V. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8283 COLOCLUE-AS - Netwerkvereniging Coloclue, NL Netherlands 7,936 42,949,738,496 IPv4 IPv4
AS8455 ATOM86-AS - Schuberg Philis B.V., NL Netherlands 26,624 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS24875 NOVOSERVE-AS - NovoServe B.V., NL Netherlands 16,128 103,079,673,856 IPv4 IPv4
AS28917 Fiord-AS - LLC "TRC FIORD", RU Russian Federation 46,336 68,719,542,272 IPv4 IPv4
AS49134 AS_10VPN - 10VPN Research Network LTD, GB United Kingdom 0 1,245,184 IPv4 IPv4
AS56911 ASN-WARIAN - Warian S.R.L., IT Italy 17,664 17,179,869,184 IPv4 IPv4
AS202365 Chronos - Omer GOLGELI, TR Turkey 1,792 2,359,296 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, US United States 27,500,032 310,095,347,712 IPv4 IPv4
AS210025 XXSL - Chen Qian, NL Netherlands 1,024 524,288 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 514,816 282,635,155,472,384 IPv4 IPv4
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 8,192 68,719,476,736 IPv4 IPv4
AS50673 Serverius-as - Serverius Holding B.V., NL Netherlands 93,440 188,978,692,096 IPv4 IPv4
AS137490 WBNC-AP - Starry Network Limited, NL Netherlands 256 16,908,288 IPv4 IPv4
AS6233 XTOM, US United States 5,376 1,179,648 IPv4 IPv4
AS34872 Servperso_Systems - Cedric Rossius, BE Belgium 512 4,295,360,512 IPv4 IPv4
AS44103 BAKKER-IT-AS - Rick Bakker trading as Bakker IT, NL Netherlands 1,280 34,359,738,368 IPv4 IPv4
AS24961 MYLOC-AS - myLoc managed IT AG, DE Germany 134,656 51,539,673,088 IPv4 IPv4
AS206499 MMNETWORKS - Marek Ziolkowski, PL Poland 1,024 8,645,902,336 IPv4 IPv4
AS58057 SECUREBIT - Securebit AG, CH Switzerland 4,864 8,592,949,248 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Netherlands Speed-IX - Speed Internet Exchange 185.1.95.95 10 Gbps 2020-02-19 04:08:21

Private Peering Facilities

Country/Region Name City Website Updated
Equinix AM7 - Amsterdam, Kuiperberweg Amsterdam https://www.equinix.com/locations/netherlands-colocation/amsterdam-data-centers/am7/ 2019-01-21 13:18:44
NIKHEF Amsterdam Amsterdam http://www.nikhefhousing.nl 2019-01-21 13:18:50
Equinix EN1 - Enschede Enschede http://www.equinix.com 2019-01-21 13:18:57
Alticom - IJsselstein IJsselstein http://www.alticomdatacenters.nl 2019-01-21 13:59:14
EFX Eindhoven http://www.efx.nl/ 2019-01-21 13:59:33
as-block:       AS47104 - AS52223
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:        2018-11-22T15:27:34Z
last-modified:  2018-11-22T15:27:34Z
source:         RIPE



aut-num:        AS50554
as-name:        NCBV-BACKBONE
org:            ORG-NB16-RIPE
import:         from AS8455 accept ANY
import:         from AS48812 accept AS48812
export:         to AS8455 announce AS-NCBV
export:         to AS48812 announce AS50554
export:         to AS48812 announce { 0.0.0.0/0 }
admin-c:        NOC269-RIPE
tech-c:         NOC269-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TWSNETWORKS
created:        2010-02-09T15:04:28Z
last-modified:  2020-02-05T13:03:02Z
source:         RIPE

organisation:   ORG-NB16-RIPE
org-name:       TWS Networkconcepts B.V.
org-type:       LIR
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        mdewolff
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mdewolff
created:        2008-06-24T12:26:37Z
last-modified:  2020-06-11T08:17:14Z
source:         RIPE # Filtered
abuse-c:        AR16241-RIPE
address:        Koppelstraat 24
address:        7391AK
address:        Twello
address:        NETHERLANDS
phone:          +31885702424
admin-c:        MDJN-RIPE

person:         Network Operations Center
address:        koppelstraat 24, Twello, the Netherlands
phone:          +31885702424
nic-hdl:        NOC269-RIPE
mnt-by:         TWSNETWORKS
created:        2018-03-29T07:28:09Z
last-modified:  2018-03-29T07:28:09Z
source:         RIPE