206208 looking glass

AS57948 Cobalt Group BV 🇧🇪 BE

Announcing 11 prefixes, seen at the RIS collectors.

IPv4 prefixes
10
2,560 (10 × /24)
IPv6 prefixes
1
8 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS57948
Name
Cobalt Group BV
Organisation
Cobalt Group BV
Country
🇧🇪 BE
RIR
RIPENCC
Allocated
2012-03-19

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

7 valid (63.6%) 0 invalid (0.0%) 4 no ROA (36.4%)

Whois

Fetched from whois.ripe.net

as-block:       AS57370 - AS57951
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:        2026-09-18T08:10:57Z
last-modified:  2026-09-18T08:10:57Z
source:         RIPE

aut-num:        AS57948
as-name:        COBALT
descr:          IPWorks
org:            ORG-CGB2-RIPE
import:         from AS39923 accept ANY
export:         to AS39923 announce AS-COBALT
import:         from AS210017 accept ANY
export:         to AS210017 announce AS-COBALT
import:         from AS50309 accept ANY
export:         to AS50309 announce AS-COBALT
import:         from AS48408 accept ANY
export:         to AS48408 announce AS-COBALT
mp-import:      afi ipv6.unicast from AS48408 accept ANY
mp-export:      afi ipv6.unicast to AS48408 announce AS-COBALT
import:         from AS50838 accept AS50838
export:         to AS50838 announce ANY
admin-c:        DKE100-RIPE
tech-c:         DKE100-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-DK
created:        2012-03-19T12:53:57Z
last-modified:  2024-11-15T11:24:29Z
source:         RIPE

organisation:   ORG-CGB2-RIPE
org-name:       Cobalt Group BV
country:        BE
reg-nr:         0806.684.959
org-type:       LIR
address:        Russelbeekstraat 39
address:        3590
address:        Diepenbeek
address:        BELGIUM
phone:          +32 471 43 57 13
fax-no:         +3211360011
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-DK
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-DK
abuse-c:        INO11-RIPE
created:        2014-09-08T15:55:49Z
last-modified:  2026-05-13T07:35:46Z
source:         RIPE # Filtered

person:         Daan Kerkhofs
address:        Trichterheideweg 2
address:        3500 Hasselt
address:        Belgium
phone:          +32 11 36 00 10
fax-no:         +32 11 36 00 11
nic-hdl:        DKE100-RIPE
mnt-by:         MNT-DK
created:        2011-12-21T09:34:18Z
last-modified:  2014-09-15T20:02:52Z
source:         RIPE # Filtered