51423 ASSOLO, CH
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS8220 COLT COLT Technology Services Group Limited, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 17442 AS51423 ORIGIN Originate: 4096 /20.00 Transit: 0 /0.00 ASSOLO, CH
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 % 17172 AS51423 ASSOLO, CH 3 3 1 1 2 66.67% Prefix AS Path Aggregation Suggestion 213.133.224.0/20 4777 2516 8220 51423 + Announce - aggregate of 213.133.224.0/21 (4777 2516 8220 51423) and 213.133.232.0/21 (4777 2516 8220 51423) 213.133.224.0/21 4777 2516 8220 51423 - Withdrawn - aggregated with 213.133.232.0/21 (4777 2516 8220 51423) 213.133.232.0/22 4777 2516 8220 51423 - Withdrawn - aggregated with 213.133.236.0/22 (4777 2516 8220 51423) 213.133.236.0/22 4777 2516 8220 51423 - Withdrawn - aggregated with 213.133.232.0/22 (4777 2516 8220 51423)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51423 3 More Specifics 3 Total Advertisements ASSOLO, CH
213.133.224.0/21 213.133.224.0/19
213.133.232.0/22 213.133.224.0/19
213.133.236.0/22 213.133.224.0/19
whois: 402332
IANA has recorded AS51423 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51423\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 'AS51357 - AS51817'
as-block: AS51357 - AS51817
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: 2025-02-13T13:57:44Z
last-modified: 2025-02-13T13:57:44Z
source: RIPE
% Information related to 'AS51423'
% Abuse contact for 'AS51423' is 'lir@assolo.net'
aut-num: AS51423
as-name: Assolo
org: ORG-ANS1-RIPE
import: from AS8220 accept ANY
import: from AS6730 accept AS-GLOBAL
export: to AS8220 announce AS51423
export: to AS6730 announce AS51423
admin-c: PP270-RIPE
tech-c: LT263-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: ASSOLO-NET-MNT
created: 2010-08-19T14:28:09Z
last-modified: 2017-11-15T12:18:23Z
source: RIPE
organisation: ORG-ANS1-RIPE
org-name: Assolo Networks SA
country: CH
org-type: LIR
address: Via San Gottardo 94
address: CH-6505
address: Bellinzona
address: SWITZERLAND
phone: +41 91 825 35 46
fax-no: +41 91 835 55 77
abuse-c: AR14264-RIPE
admin-c: PP270-RIPE
admin-c: PP270-RIPE
admin-c: LT263-RIPE
mnt-by: ASSOLO-NET-MNT
mnt-ref: ASSOLO-NET-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
created: 2004-04-17T11:01:47Z
last-modified: 2020-12-16T13:39:03Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Access from your host has been temporarily denied.
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% This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)