206208 looking glass

AS213959 ObSimRef Diensten B.V. trading as AltStack 🇳🇱 NL

Announcing 3 prefixes, seen at the RIS collectors.

IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
3
transit providers observed
Peers
4
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS213959
Name
ObSimRef Diensten B.V. trading as AltStack
Organisation
AltStack
Country
🇳🇱 NL
RIR
RIPENCC
Allocated
2024-10-25
Network type
NSP
Peering policy
Open
IRR as-set
AS213959:AS-ALTSTACK
Website
https://www.altstack.eu/
PeeringDB
net/37730
Exchanges
2
Facilities
3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Whois

Fetched from whois.ripe.net

as-block:       AS208885 - AS214345
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:        2026-07-13T14:17:33Z
last-modified:  2026-07-13T14:17:33Z
source:         RIPE

aut-num:        AS213959
as-name:        AltStack
org:            ORG-AA3486-RIPE
import:         from AS202585 accept ANY
export:         to AS202585 announce AS213959
import:         from AS49627 accept ANY
export:         to AS49627 announce AS213959
sponsoring-org: ORG-SB378-RIPE
admin-c:        FO40-RIPE
tech-c:         FO40-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         OSRD-MNT
created:        2024-10-25T08:41:44Z
last-modified:  2026-09-03T07:51:19Z
source:         RIPE

organisation:   ORG-AA3486-RIPE
org-name:       ObSimRef Diensten B.V. trading as AltStack
country:        NL
reg-nr:         08217451
org-type:       OTHER
address:        Schipbeekstraat 10, 7523PS Enschede, Netherlands
abuse-c:        ACRO57958-RIPE
mnt-ref:        OSRD-MNT
created:        2026-08-25T13:34:36Z
last-modified:  2026-09-15T17:26:38Z
source:         RIPE # Filtered
mnt-by:         OSRD-MNT

person:         Florian Overkamp
address:        SpeakUp
address:        Institutenweg 6
address:        7521PK Enschede
address:        The Netherlands
phone:          +31(0)887732587
fax-no:         +31(0)887732588
nic-hdl:        FO40-RIPE
org:            ORG-SB378-RIPE
mnt-by:         SPEAKUP-MNT
created:        2009-07-08T06:33:43Z
last-modified:  2017-01-24T08:17:46Z
source:         RIPE # Filtered