AS Name
Org Name
Stichting Centrum voor Wiskunde en Informatica
Registry Region
Looking Glass






IPv6 NUMs(/64)


1,280 IPv4 Addresses
CIDR Description IP Num CWI-NET-184 256 CWI-NET-191 256 CWI-NET-196 512 CWI-NET-201 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1103 SURFNET-NL - SURFnet bv, NL Netherlands 6,223,616 281,509,336,514,560 IPv4 IPv4
IP Address Domain NUMs Domains 1 1 1 3 1 10 25 2 4 1
as-block:       AS1877 - AS1903
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:        2018-11-22T15:27:14Z
last-modified:  2018-11-22T15:27:14Z
source:         RIPE

aut-num:        AS1888
as-name:        CWI-NL
org:            ORG-CCvW1-RIPE
remarks:        Amsterdam
remarks:        The Netherlands
import:         from AS1103
                action pref=90;
                accept AS1103
import:         from AS1104
                action pref=80;
                accept AS1104
import:         from AS1124
                action pref=70;
                accept AS1124
import:         from AS1126
                action pref=60;
                accept AS1126
export:         to AS1103
                announce AS1888
export:         to AS1104
                announce AS1888
export:         to AS1124
                announce AS1888
export:         to AS1126
                announce AS1888
default:        to AS1103
                action pref=90;
                networks ANY
admin-c:        CWI1024-RIPE
tech-c:         CWI1024-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS1888-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2017-11-15T09:14:24Z
source:         RIPE # Filtered
sponsoring-org: ORG-Sb3-RIPE

organisation:   ORG-CCvW1-RIPE
org-name:       Stichting Centrum voor Wiskunde en Informatica
org-type:       OTHER
address:        Kruislaan 413
address:        NL-1098 SJ Amsterdam
address:        NL
abuse-c:        AR22878-RIPE
mnt-ref:        RIPE-ERX-MNT
mnt-by:         RIPE-ERX-MNT
created:        2004-11-03T15:42:47Z
last-modified:  2014-11-17T16:27:20Z
source:         RIPE # Filtered

role:           CWI ITF
address:        Centrum Wiskunde & Informatica Science Park 123 NL-1098 XG Amsterdam The Netherlands
phone:          +31 (0)20 592 9333
fax-no:         +31 (0)20 592 4199
remarks:        Please contact "[email protected]" for complaints and/or abuse
admin-c:        HR1024-RIPE
tech-c:         HR1024-RIPE
mnt-by:         AS1888-MNT
nic-hdl:        CWI1024-RIPE
created:        2004-10-06T10:16:49Z
last-modified:  2017-05-08T10:01:06Z
source:         RIPE # Filtered