206208 looking glass

AS2546 National Center of Scientific Research DEMOKRITOS 🇬🇷 GR

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes
1
65,536 (256 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS2546
Name
National Center of Scientific Research DEMOKRITOS
Organisation
National Center of Scientific Research DEMOKRITOS
Country
🇬🇷 GR
RIR
RIPENCC
Allocated
1993-09-01

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (50.0%) 0 invalid (0.0%) 1 no ROA (50.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS2546 - AS2547
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:        2018-11-22T15:27:17Z
last-modified:  2018-11-22T15:27:17Z
source:         RIPE

aut-num:        AS2546
as-name:        ARIADNE-T
descr:          Ariadne-t Network
descr:          Greek Academic & Research Computer Network
descr:          NCSR Demokritos
org:            ORG-NCOS1-RIPE
import:         from AS5408 accept AS-GRNET AS-AIX AS3333
export:         to AS5408 announce AS2546
default:        to AS5408
admin-c:        AN1558-RIPE
tech-c:         AN1558-RIPE
status:         LEGACY
mnt-by:         RIPE-NCC-LEGACY-MNT
mnt-by:         AS2546-MNT
created:        2002-09-19T15:18:58Z
last-modified:  2026-08-26T14:12:45Z
source:         RIPE # Filtered

organisation:   ORG-NCOS1-RIPE
org-name:       National Center of Scientific Research DEMOKRITOS
country:        GR
reg-nr:         Not Applicable
org-type:       LIR
address:        P.Grigoriou E and Neapoleos
address:        15310
address:        Aghia Paraskevi
address:        GREECE
phone:          +30 210 6503125
fax-no:         +30 210 6543615
admin-c:        YC1100-RIPE
tech-c:         YC1100-RIPE
abuse-c:        AR37119-RIPE
mnt-ref:        gr-demokritos-ariadne-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         gr-demokritos-ariadne-1-mnt
created:        2016-07-28T13:46:57Z
last-modified:  2026-08-27T14:06:29Z
source:         RIPE # Filtered

role:           Ariadne-t NOC
address:        Ariadne-t Network
address:        NCSR Demokritos
address:        Patriarxou Grigoriou E & Neapoleos 27
address:        153 10, Agia Paraskevi
address:        Athens, GREECE
phone:          +30 210 6503125
phone:          +30 210 6503144
phone:          +30 210 6503479
fax-no:         +30 210 6543606
admin-c:        PK10870-RIPE
tech-c:         MS59538-RIPE
mnt-by:         AS2546-MNT
nic-hdl:        AN1558-RIPE
created:        2004-12-21T10:02:40Z
last-modified:  2026-08-26T14:09:49Z
source:         RIPE # Filtered