44091 SISTEMISPA-AS Via Magenta 31, IT
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS21101 SISTEMIUNO-AS ASP - Application Service Provider, IT
AS28716 RETELIT-AS Internet Service Provider, IT
AS8220 COLT COLT Technology Services Group Limited, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 20025 AS44091 ORIGIN Originate: 3072 /20.42 Transit: 0 /0.00 SISTEMISPA-AS Via Magenta 31, IT
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 % 13047 AS44091 SISTEMISPA-AS Via Magenta 31, IT 5 4 1 2 3 60.00% Prefix AS Path Aggregation Suggestion 79.99.8.0/21 3303 21101 44091 79.99.12.0/22 6939 28716 44091 + Announce - aggregate of 79.99.12.0/23 (6939 28716 44091) and 79.99.14.0/23 (6939 28716 44091) 79.99.12.0/24 6939 28716 44091 - Withdrawn - aggregated with 79.99.13.0/24 (6939 28716 44091) 79.99.13.0/24 6939 28716 44091 - Withdrawn - aggregated with 79.99.12.0/24 (6939 28716 44091) 79.99.14.0/24 6939 28716 44091 - Withdrawn - aggregated with 79.99.15.0/24 (6939 28716 44091) 79.99.15.0/24 6939 28716 44091 - Withdrawn - aggregated with 79.99.14.0/24 (6939 28716 44091)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS44091 4 More Specifics 5 Total Advertisements SISTEMISPA-AS Via Magenta 31, IT
79.99.12.0/24 79.99.8.0/21
79.99.13.0/24 79.99.8.0/21
79.99.14.0/24 79.99.8.0/21
79.99.15.0/24 79.99.8.0/21
whois: 402590
IANA has recorded AS44091 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS44091\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 'AS43075 - AS44168'
as-block: AS43075 - AS44168
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: 2023-12-11T15:09:58Z
last-modified: 2023-12-11T15:09:58Z
source: RIPE
% Information related to 'AS44091'
% Abuse contact for 'AS44091' is 'rt@sistemi.com'
aut-num: AS44091
as-name: SISTEMISPA-AS
descr: Via Magenta 31
descr: 10093 - Collegno (TO)
org: ORG-SS86-RIPE
import: from AS8220 accept ANY
export: to AS8220 announce AS44091
import: from AS21101 accept ANY
export: to AS21101 announce AS44091
import: from AS28716 accept ANY
export: to AS28716 announce AS44091
admin-c: EE2292-RIPE
tech-c: FT6227-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SISTEMI-MNT
created: 2007-11-16T08:25:30Z
last-modified: 2022-05-25T09:13:19Z
source: RIPE
organisation: ORG-SS86-RIPE
org-name: SISTEMI SPA
country: IT
reg-nr: 08245660017
org-type: LIR
address: VIA MAGENTA 31
address: 10093
address: COLLEGNO - TO
address: ITALY
phone: +390114019111
abuse-c: AR15889-RIPE
mnt-ref: SISTEMI-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SISTEMI-MNT
admin-c: EE2292-RIPE
created: 2007-10-25T10:11:29Z
last-modified: 2026-05-13T07:24:44Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)