AS203740 CAK (ZBO) 🇳🇱 NL

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes

512 (2 × /24)

IPv6 prefixes

8 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS203740
Name: CAK (ZBO)
Organisation: CAK (ZBO)
Country: 🇳🇱 NL
RIR: RIPENCC
Allocated: 2015-11-10

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

2 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS203113 - AS203887
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

aut-num:        AS203740
as-name:        CAK
org:            ORG-CA1600-RIPE
import:         from as13127 accept ANY
export:         to as13127 announce AS203740
import:         from as1136 accept ANY
export:         to as1136 announce AS203740
admin-c:        IA4240-RIPE
tech-c:         IA4240-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         nl-cak-1-mnt
created:        2015-11-10T10:03:40Z
last-modified:  2018-09-04T11:41:43Z
source:         RIPE

organisation:   ORG-CA1600-RIPE
org-name:       CAK (ZBO)
country:        NL
reg-nr:         Not Applicable
org-type:       LIR
address:        Postbus 84030
address:        2508AA
address:        's-Gravenhage
address:        NETHERLANDS
phone:          +31887114000
admin-c:        IA4240-RIPE
tech-c:         IA4240-RIPE
abuse-c:        AR33388-RIPE
mnt-ref:        nl-cak-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         nl-cak-1-mnt
mnt-ref:        RIPE-NCC-HM-MNT
created:        2015-09-03T08:29:34Z
last-modified:  2026-05-13T07:36:30Z
source:         RIPE # Filtered

role:           inet-cak
address:        Prinses Beatrixlaan 7, Den Haag
tech-c:         MN10838-RIPE
nic-hdl:        IA4240-RIPE
mnt-by:         nl-cak-1-mnt
created:        2016-11-16T10:06:32Z
last-modified:  2016-11-16T10:22:30Z
source:         RIPE # Filtered