206208 looking glass

AS1124 Universiteit van Amsterdam 🇪🇺 EU

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes
4
196,608 (768 × /24)
IPv6 prefixes
0
-
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
AS1124
Name
Universiteit van Amsterdam
Organisation
Universiteit van Amsterdam Amsterdam The Netherlands
Country
🇪🇺 EU
RIR
RIPENCC
Allocated
1993-09-01
Scope
Not Disclosed
PeeringDB
net/36322

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

3 valid (75.0%) 0 invalid (0.0%) 1 no ROA (25.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS1101 - AS1200
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:        2018-11-22T15:27:09Z
last-modified:  2018-11-22T15:27:09Z
source:         RIPE

aut-num:        AS1124
as-name:        UVA-NL
descr:          Universiteit van Amsterdam
                Amsterdam
                The Netherlands
import:         from AS1103
                action pref=200;
                accept {0.0.0.0/0}
import:         from AS1104
                action pref=150;
                accept AS1104
import:         from AS1139
                action pref=150;
                accept AS1139
import:         from AS1888
                action pref=150;
                accept AS1888
import:         from AS1890
                action pref=150;
                accept AS1890
import:         from AS3265
                action pref=100;
                accept AS3265
export:         to AS1103
                announce AS1124
export:         to AS1104
                announce AS1124
export:         to AS1139
                announce AS1124
export:         to AS1888
                announce AS1124
export:         to AS1890
                announce AS1124
export:         to AS3265
                announce AS1124
admin-c:        UVA1024-RIPE
tech-c:         UVA1024-RIPE
status:         LEGACY
mnt-by:         AS1124-MNT
created:        2002-08-27T13:40:04Z
last-modified:  2017-11-15T09:12:54Z
source:         RIPE # Filtered

role:           UvA Hostmaster
address:        Universiteit van Amsterdam
address:        ICT Services
address:        Hogehilweg 21
address:        NL-1101CB Amsterdam
address:        The Netherlands
abuse-mailbox:  abuse@uva.nl
remarks:        ----------------------------------------------------
remarks:        Regarding security incidents please contact CERT-UvA
remarks:        For information about CERT-UvA: http://uva.nl/cert
remarks:        ----------------------------------------------------
admin-c:        JK1024
tech-c:         JPV1024-RIPE
tech-c:         SB1024
tech-c:         TH1024
tech-c:         JK1024
nic-hdl:        UVA1024-RIPE
mnt-by:         AS1124-MNT
created:        2009-10-08T15:52:10Z
last-modified:  2026-07-16T11:42:37Z
source:         RIPE # Filtered