AS Name
Org Name
Optiver Holding B.V.
Registry Region
Looking Glass






IPv6 NUMs(/64)


512 IPv4 Addresses
CIDR Description IP Num Optiver Holding B.V. 512
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 576,000 111,669,149,696 IPv4 IPv4
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 38,468,164 25,789,661,440 IPv4 IPv4
IP Address Domain NUMs Domains 1 1 1 1
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:        AS47532
as-name:        Optiver
org:            ORG-OHB1-RIPE
import:         from AS8220 accept any
import:         from AS702 accept any
export:         to AS8220 announce AS47532
export:         to AS702 announce AS47532
admin-c:        NA1940-RIPE
tech-c:         NA1940-RIPE
status:         ASSIGNED
mnt-by:         MNT-OPTIVER
mnt-by:         RIPE-NCC-END-MNT
created:        2008-07-02T13:11:29Z
last-modified:  2018-09-04T10:34:04Z
source:         RIPE # Filtered
sponsoring-org: ORG-NB1-RIPE

organisation:   ORG-OHB1-RIPE
org-name:       Optiver Holding B.V.
org-type:       OTHER
address:        Strawinskylaan 3095, 1077 ZX Amsterdam, The Netherlands
abuse-c:        AR22920-RIPE
mnt-ref:        MNT-OPTIVER
mnt-by:         MNT-OPTIVER
created:        2008-05-02T14:00:29Z
last-modified:  2017-10-30T14:52:28Z
source:         RIPE # Filtered

person:         Niels Abbas
address:        Optiver
address:        De Ruyterkade 112
address:        NL - 1011 AB
address:        Amsterdam
address:        NL
phone:          +31 2055 71108
nic-hdl:        NA1940-RIPE
mnt-by:         HRW-NOC
created:        2007-02-20T09:56:28Z
last-modified:  2008-05-02T09:19:23Z
source:         RIPE # Filtered