AS50754 C2D System House Luxembourg SA

Luxembourg C2D RIPE 3 IPv4 prefixes 3 IPv6 prefixes
IPv4 addresses
768
IPv6 /48 networks
196,608
RPKI
6 valid0 no ROA
Peers and downstreams
8

Holder

AS name
C2D
Description
----
Organisation
C2D System House Luxembourg SA
Abuse contact
abuse@c2d.lu
Assigned
2016-01-12
Registered
2016-01-13
Record last changed
2026-10-02 07:03 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100
pass Prefixes covered by valid ROAs
6 of 6 announced prefixes are RPKI valid.
25/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.
10/10
pass Announces IPv6
3 IPv6 prefixes.
15/15
pass More than one upstream
2 upstreams seen in BGP.
10/10
pass Working abuse contact
abuse@c2d.lu is published.
15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.
0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.
10/10
pass Registry record maintained
Last changed 2026-10-02.
5/5

Routing changes

Last 30 days
2026-10-04 13:10 UTCNeighbour gone AS6696 upstream
2026-10-04 13:10 UTCNeighbour gone AS174 upstream
2026-10-04 13:10 UTCRelationship changed AS34019 upstream to peer
2026-10-04 13:10 UTCRelationship changed AS25091 upstream to peer
2026-10-04 13:10 UTCRelationship changed AS20766 upstream to peer

WHOIS

aut-num:        AS50754
as-name:        C2D
org:            ORG-CSHL1-RIPE
descr:          ----
admin-c:        SW4902-RIPE
tech-c:         NM6512-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         C2D-MNT
created:        2016-01-13T14:14:34Z
last-modified:  2026-10-02T07:03:56Z
source:         RIPE
% 16 routing policy lines (import/export) not shown