IP subnet details

145.100.0.0/15

AS1103  — SURF B.V.

Summary

Country
NL Netherlands
Domain surfnet.nl
Size 131,072
Registry RIPE NCC
Network Name SURFsara-network

Whois

inetnum: 145.88.0.0 - 145.118.255.255
netname: SURFNET-EARLY-REGISTRATIONS
descr: SURFnet bv
descr: P.O. Box 19035
descr: Utrecht
descr: 3501 DA
country: NL
admin-c: SNS1-RIPE
tech-c: SNS1-RIPE
org: ORG-Sb3-RIPE
status: LEGACY
remarks: ---------------------------------------------------
remarks: Use only [email protected] to report security incidents.
remarks: See also http://cert.surfnet.nl/ for more information.
remarks: ---------------------------------------------------
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: SN-LIR-MNT
mnt-lower: SN-LIR-MNT
mnt-lower: SURF-AUTO-MNT
mnt-routes: AS1103-MNT
created: 2025-11-24T12:50:35Z
last-modified: 2025-11-24T12:50:35Z
source: RIPE

organisation: ORG-Sb3-RIPE
org-name: SURF B.V.
country: NL
org-type: LIR
address: P.O. Box 19035
address: 3501 DA
address: Utrecht
address: NETHERLANDS
phone: +31887873000
e-mail: [email protected]
admin-c: HT3384-RIPE
admin-c: MK512-RIPE
admin-c: SNS1-RIPE
admin-c: WB311-RIPE
admin-c: NO17-RIPE
admin-c: RS957-RIPE
admin-c: JO5863-RIPE
admin-c: MM57501-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: 2023-02-21T13:35:38Z
source: RIPE

role: SURF Network Maintainer
address: Kantoren Hoog Overborch (Hoog Catharijne)
address: Moreelsepark 48, 3511 EP Utrecht
address: Postbus 19035, 3501 DA Utrecht
phone: +31 88 7873000
admin-c: WB311-RIPE
tech-c: NO17-RIPE
tech-c: WB311-RIPE
tech-c: MK512-RIPE
tech-c: JO5863-RIPE
tech-c: MM57501-RIPE
tech-c: BW4086-RIPE
tech-c: EV4604-RIPE
nic-hdl: SNS1-RIPE
abuse-mailbox: [email protected]
mnt-by: AS1103-MNT
created: 2002-07-09T10:06:06Z
last-modified: 2025-11-05T14:44:07Z
source: RIPE
e-mail: [email protected]

route: 145.100.0.0/15
descr: 145.100.0.0/15 aggregate SURFNET-UNO
origin: AS1103
notify: [email protected]
mnt-by: AS1103-MNT
created: 2002-02-27T13:45:55Z
last-modified: 2019-03-21T09:01:43Z
source: RIPE

CIDR IP address subranges within 145.100.0.0/15 subnet

  • 145.100.0.0/23
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