AS Name
Org Name
SURFnet bv
Registry Region
Looking Glass






IPv6 NUMs(/64)


1,536 IPv4 Addresses
CIDR Description IP Num Springer Nature B.V. 256 Springer Nature B.V. 512 Springer Nature B.V. 256 Springer Nature B.V. 512 Springer Nature B.V. 1024 Springer Nature B.V. 512
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
AS49544 i3Dnet - B.V, NL Netherlands 88,320 223,875,563,520 IPv4 IPv4
IP Address Domain NUMs Domains 1 1
as-block:       AS1101 - AS1200
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:        2018-11-22T15:27:09Z
last-modified:  2018-11-22T15:27:09Z
source:         RIPE

aut-num:        AS1142
as-name:        WKAPNET
descr:          Springer Science and Business Media B.V.
descr:          Van Godewijckstraat 30
descr:          NL-3311 GX Dordrecht
admin-c:        JS4553-RIPE
tech-c:         JS4553-RIPE
status:         LEGACY
mnt-by:         SN-LIR-MNT
mnt-by:         AS1103-MNT
mnt-by:         springer-mnt
created:        2002-08-21T16:06:40Z
last-modified:  2017-06-12T14:47:02Z
source:         RIPE
mnt-by:         RIPE-NCC-LEGACY-MNT
org:            ORG-Sb3-RIPE

organisation:   ORG-Sb3-RIPE
org-name:       SURFnet bv
org-type:       LIR
address:        P.O. Box 19035
address:        3501 DA
address:        Utrecht
address:        NETHERLANDS
phone:          +31887873000
admin-c:        HT3384-RIPE
admin-c:        MK512-RIPE
admin-c:        SNS1-RIPE
admin-c:        JK9622-RIPE
admin-c:        WB311-RIPE
admin-c:        NO17-RIPE
admin-c:        RS957-RIPE
admin-c:        SM12780-RIPE
abuse-c:        SNS1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SN-LIR-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SN-LIR-MNT
created:        2004-04-17T11:43:29Z
last-modified:  2018-11-08T14:23:24Z
source:         RIPE # Filtered

person:         Jaap Schipper
address:        Springer Science+Business Media
address:        P.O. Box 17
address:        NL-3311 GX Dordrecht
address:        The Netherlands
phone:          +31 78 6576000
fax-no:         +31 78 6576302
nic-hdl:        JS4553-RIPE
mnt-by:         SN-LIR-MNT
mnt-by:         springer-mnt
created:        2004-06-18T15:22:10Z
last-modified:  2011-02-01T17:02:11Z
source:         RIPE # Filtered