21405 TSS1, CH
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS6730 SUNRISE, CH
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 24401 AS21405 ORIGIN Originate: 2048 /21.00 Transit: 0 /0.00 TSS1, 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 % 35376 AS21405 TSS1, CH 3 0 0 3 0 0.00% Prefix AS Path Aggregation Suggestion 138.124.232.0/23 4777 2497 6830 6730 21405 185.153.104.0/22 4777 2516 6830 6730 21405 21405 21405 193.108.232.0/23 4777 2516 6830 6730 21405
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21405 1 More Specifics 3 Total Advertisements TSS1, CH
138.124.232.0/23 138.124.228.0/21
whois: 402332
IANA has recorded AS21405 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21405\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 'AS21392 - AS21451'
as-block: AS21392 - AS21451
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: 2018-11-22T15:27:28Z
last-modified: 2018-11-22T15:27:28Z
source: RIPE
% Information related to 'AS21405'
% Abuse contact for 'AS21405' is 'FMB.TS-CHE-CSNET@t-systems.com'
aut-num: AS21405
as-name: TSS1
org: ORG-TSA108-RIPE
import: from AS6830 accept any
import: from AS6730 accept any
export: to AS6830 announce AS21405
export: to AS6730 announce AS21405
admin-c: TZN2-RIPE
tech-c: TZN2-RIPE
remarks:
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: TSS-CH-MNT
mnt-by: AS21405-MNT
created: 2001-11-29T20:23:01Z
last-modified: 2023-02-20T08:38:32Z
source: RIPE # Filtered
organisation: ORG-TSA108-RIPE
org-name: T-Systems Schweiz AG
country: CH
org-type: LIR
address: Industriestrasse 21
address: 3052
address: Zollikofen
address: SWITZERLAND
phone: +41 848 11 22 11
reg-nr: CHE-101.280.334
admin-c: MN2365-RIPE
admin-c: SL14734-RIPE
tech-c: SL14734-RIPE
tech-c: MN2365-RIPE
abuse-c: AR36476-RIPE
mnt-ref: TSS-CH-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: TSS-CH-MNT
created: 2016-05-20T13:12:16Z
last-modified: 2026-04-29T05:18:00Z
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 (ABERDEEN)