AS51929 Advania Sverige AB 🇸🇪 SE

Announcing 10 prefixes, seen at the RIS collectors.

IPv4 prefixes

7,424 (29 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS51929
Name: Advania Sverige AB
Organisation: IT-mastaren Mitt AB
Country: 🇸🇪 SE
RIR: RIPENCC
Allocated: 2010-11-30
Network type: NSP
Scope: Regional
Peering policy: Open
IRR as-set: AS-ITMASTAREN
Website: http://www.itmastaren.se
PeeringDB: net/3895
Facilities: 3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 10 no ROA (100.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS51857 - AS52209
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:        2024-12-12T14:34:06Z
last-modified:  2024-12-12T14:34:06Z
source:         RIPE

aut-num:        AS51929
as-name:        ITM-SE
org:            ORG-AA1579-RIPE
admin-c:        AA40765-RIPE
tech-c:         AA40765-RIPE
remarks:        ===================================================
remarks:        Upstream
remarks:        ===================================================
import:         from AS2119 accept any
import:         from AS8434 accept any
import:         from AS57208 accept any
export:         to AS2119 announce AS-ITMASTAREN
export:         to AS8434 announce AS-ITMASTAREN
export:         to AS57208 announce AS-ITMASTAREN
remarks:        ===================================================
remarks:        Downstream
remarks:        ===================================================
import:         from AS201087 accept AS201087
import:         from AS203471 accept AS203471
import:         from AS42251 accept AS42251
import:         from AS210905 accept AS210905
import:         from AS213188 accept AS213188
export:         to AS201087 announce any
export:         to AS203471 announce any
export:         to AS42251 announce any
export:         to AS210905 announce any
export:         to AS213188 announce any
remarks:        ===================================================
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         IT-MASTAREN-MNT
mnt-by:         MNT-ADVANIA-AB
created:        2010-11-30T15:49:47Z
last-modified:  2025-11-18T21:16:16Z
source:         RIPE

organisation:   ORG-AA1579-RIPE
org-name:       Advania Sverige AB
country:        SE
reg-nr:         556214-9996
org-type:       LIR
address:        Fredsborgsgatan 24
address:        117 43
address:        Stockholm
address:        SWEDEN
phone:          +46 8 546 700 00
admin-c:        RL14063-RIPE
admin-c:        FL9904-RIPE
tech-c:         RL14063-RIPE
tech-c:         FL9904-RIPE
abuse-c:        AA46847-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-ADVANIA-AB
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-ADVANIA-AB
created:        2016-06-03T06:50:21Z
last-modified:  2026-05-19T08:38:32Z
source:         RIPE # Filtered

role:           ADVANIA-STAFF-ROLE
address:        Fredsborgsgatan 24, 117 43 Stockholm, Sweden
admin-c:        MK19733-RIPE
admin-c:        AM44491-RIPE
admin-c:        RL14063-RIPE
admin-c:        JO6302-RIPE
admin-c:        RE2816-RIPE
admin-c:        AE5972-RIPE
admin-c:        FL9904-RIPE
tech-c:         AE5972-RIPE
tech-c:         JO6302-RIPE
tech-c:         AM44491-RIPE
tech-c:         MK19733-RIPE
tech-c:         RL14063-RIPE
tech-c:         FL9904-RIPE
abuse-mailbox:  abuse@advania.net
nic-hdl:        AA40765-RIPE
mnt-by:         MNT-ADVANIA-AB
created:        2023-04-17T08:08:25Z
last-modified:  2026-07-02T07:15:00Z
source:         RIPE # Filtered