51929 ITM-, SE
Adjacency: 4 Upstream: 1 Downstream: 3
Upstream Adjacent AS list
AS57208 ADVANIA-IMP-, SE
Downstream Adjacent AS list
AS42251 SE-LINDESBERG, SE
AS213188 NORAKOMMUN-AS, SE
AS210905 HALLEFORSKOMMUN-AS, SE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 12550 AS51929 ORG+TRN Originate: 7424 /19.14 Transit: 768 /22.42 ITM-, SE
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 8656 AS51929 ITM-, SE 9 6 1 4 5 55.56% Prefix AS Path Aggregation Suggestion 81.94.160.0/20 4777 2497 1257 57208 58343 57208 57208 57208 51929 + Announce - aggregate of 81.94.160.0/21 (4777 2497 1257 57208 58343 57208 57208 57208 51929) and 81.94.168.0/21 (4777 2497 1257 57208 58343 57208 57208 57208 51929) 81.94.160.0/21 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - aggregated with 81.94.168.0/21 (4777 2497 1257 57208 58343 57208 57208 57208 51929) 81.94.168.0/23 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - aggregated with 81.94.170.0/23 (4777 2497 1257 57208 58343 57208 57208 57208 51929) 81.94.170.0/23 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - aggregated with 81.94.168.0/23 (4777 2497 1257 57208 58343 57208 57208 57208 51929) 81.94.172.0/22 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - aggregated with 81.94.168.0/22 (4777 2497 1257 57208 58343 57208 57208 57208 51929) 81.94.172.0/23 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - matching aggregate 81.94.172.0/22 4777 2497 1257 57208 58343 57208 57208 57208 51929 81.94.174.0/23 4777 2497 1257 57208 58343 57208 57208 57208 51929 - Withdrawn - matching aggregate 81.94.172.0/22 4777 2497 1257 57208 58343 57208 57208 57208 51929 185.58.76.0/22 4777 2497 1257 57208 58343 57208 57208 57208 51929 193.180.206.0/24 4777 2497 1257 57208 58343 57208 57208 57208 51929 193.183.200.0/22 4777 2497 1257 57208 58343 57208 57208 57208 51929
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51929 8 More Specifics 9 Total Advertisements ITM-, SE
81.94.160.0/21 81.94.160.0/20
81.94.168.0/23 81.94.160.0/20
81.94.170.0/23 81.94.160.0/20
81.94.172.0/22 81.94.160.0/20
81.94.172.0/23 81.94.160.0/20
81.94.174.0/23 81.94.160.0/20
193.180.206.0/24 193.180.0.0/14
193.183.200.0/22 193.180.0.0/14
whois: 402332
IANA has recorded AS51929 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51929\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS51857 - AS52209'
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
% Information related to 'AS51929'
% Abuse contact for 'AS51929' is 'abuse@advania.is'
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
org-type: LIR
address: Fredsborgsgatan 24
address: 117 43
address: Stockholm
address: SWEDEN
phone: +46 8 546 700 00
admin-c: AL14077-RIPE
tech-c: AL14077-RIPE
abuse-c: AR36590-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: 2020-12-16T13:43:28Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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