AS2841 Chalmers University of Technology AB 🇸🇪 SE

Announcing 8 prefixes, seen at the RIS collectors.

IPv4 prefixes

67,584 (264 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS2841
Name: Chalmers University of Technology AB
Organisation: Chalmers University of Technology AB
Country: 🇸🇪 SE
RIR: RIPENCC
Allocated: 1993-11-29

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 8 no ROA (100.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS2830 - AS2879
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:        2018-11-22T15:27:18Z
last-modified:  2018-11-22T15:27:18Z
source:         RIPE

aut-num:        AS2841
as-name:        CHALMERS
org:            ORG-CUoT1-RIPE
import:         from AS1653
                action pref=100;
                accept ANY
export:         to AS1653
                announce AS2841
default:        to AS1653
                action pref=100;
                networks ANY
admin-c:        CTH2-RIPE
tech-c:         CTH2-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CHALMERS-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2017-11-15T09:14:02Z
source:         RIPE
sponsoring-org: ORG-SA58-RIPE

organisation:   ORG-CUOT1-RIPE
org-name:       Chalmers University of Technology AB
country:        SE
reg-nr:         Not Applicable
org-type:       OTHER
address:        Chalmersplatsen 4
address:        Gothenburg
address:        SE-412 96
address:        SE
mnt-ref:        CHALMERS-MNT
mnt-ref:        SUNET-MNT
mnt-by:         CHALMERS-MNT
abuse-c:        CTH2-RIPE
created:        2004-11-03T16:02:03Z
last-modified:  2026-05-13T05:29:24Z
source:         RIPE # Filtered

role:           CHALMERS NIC
address:        Chalmers University of Technology
address:        IT Office, IT Infrastructure
address:        SE-412 96 Goteborg
address:        SWEDEN
phone:          +46 31 772 66 00
abuse-mailbox:  abuse@chalmers.se
admin-c:        PA1009-RIPE
tech-c:         PA1009-RIPE
tech-c:         KR427-RIPE
tech-c:         TW4830-RIPE
tech-c:         PF9131-RIPE
tech-c:         MB56999-RIPE
nic-hdl:        CTH2-RIPE
mnt-by:         CHALMERS-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2026-04-17T12:37:58Z
source:         RIPE # Filtered