206208 looking glass

AS39563 CTA Systems B.V. 🇳🇱 NL

Announcing 10 prefixes, seen at the RIS collectors.

IPv4 prefixes
9
2,304 (9 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
8
transit providers observed
Peers
12
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it

Registry and operator data

AS number
AS39563
Name
CTA Systems B.V.
Organisation
UC Systems
Country
🇳🇱 NL
RIR
RIPENCC
Allocated
2017-11-10
Network type
NSP
Traffic levels
1-5Gbps
Scope
Regional
Peering policy
Open
IRR as-set
AS-UCSYSTEMS
Website
https://ucsystems.nl
PeeringDB
net/24232
Exchanges
13
Facilities
7

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Whois

Fetched from whois.ripe.net

as-block:       AS38912 - AS39599
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:        2023-08-29T07:47:54Z
last-modified:  2023-08-29T07:47:54Z
source:         RIPE

aut-num:        AS39563
as-name:        UCSYSTEMS
org:            ORG-CSB11-RIPE
import:         from AS28685 accept ANY
export:         to AS28685 announce AS39563
import:         from AS43350 accept ANY
export:         to AS43350 announce AS-UCSYSTEMS
admin-c:        UCS9-RIPE
tech-c:         UCS9-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         UCSYSTEMS-MNT
created:        2017-11-10T15:15:11Z
last-modified:  2021-06-25T17:02:17Z
source:         RIPE

organisation:   ORG-CSB11-RIPE
org-name:       CTA Systems B.V.
descr:          UC Systems
country:        NL
reg-nr:         23073402
org-type:       LIR
address:        Kade 64
address:        3371 EP
address:        Hardinxveld-Giessendam
address:        NETHERLANDS
phone:          +31886666333
admin-c:        UCS9-RIPE
admin-c:        MR16748-RIPE
tech-c:         UCS9-RIPE
tech-c:         MR16748-RIPE
abuse-c:        AR43752-RIPE
mnt-ref:        UCSYSTEMS-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         UCSYSTEMS-MNT
created:        2017-11-07T10:36:53Z
last-modified:  2026-05-13T07:10:02Z
source:         RIPE # Filtered

person:         Mike Roelofs
address:        Kade 64, 3371 EP Hardinxveld-Giessendam
phone:          +31 88 6666 333
nic-hdl:        UCS9-RIPE
mnt-by:         UCSYSTEMS-MNT
created:        2017-11-08T20:42:10Z
last-modified:  2021-06-03T19:09:36Z
source:         RIPE