203543 TBTNET-BACKUP - TBTNET TELEKOM LTD. STI., TR
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS9121 TTNet - Turk Telekomunikasyon Anonim Sirketi, TR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 55403 AS203543 ORIGIN Originate: 512 /23.00 Transit: 0 /0.00 TBTNET-BACKUP - TBTNET TELEKOM LTD. STI., TR
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 % 62271 AS203543 TBTNET-BACKUP - TBTNET TELEKOM LTD. STI., TR 2 0 0 2 0 0.00% Prefix AS Path Aggregation Suggestion 185.194.173.0/24 4777 2497 9121 203543 185.194.174.0/24 4777 2497 9121 203543
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS203543 2 More Specifics 2 Total Advertisements TBTNET-BACKUP - TBTNET TELEKOM LTD. STI., TR
185.194.173.0/24 185.194.172.0/22
185.194.174.0/24 185.194.172.0/22
whois: 402617
IANA has recorded AS203543 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS203543\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 'AS203113 - AS203887'
as-block: AS203113 - AS203887
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: 2024-11-12T15:22:00Z
last-modified: 2024-11-12T15:22:00Z
source: RIPE
% Information related to 'AS203543'
% Abuse contact for 'AS203543' is 'ripe1@tbtnet.com.tr'
aut-num: AS203543
as-name: TBTNET-BACKUP
org: ORG-TEHH2-RIPE
import: from AS9121 accept ANY
export: to AS9121 announce AS203543
import: from AS15924 accept ANY
export: to AS15924 announce AS203543
import: from AS206163 accept ANY
export: to AS206163 announce AS203543
admin-c: IT2771-RIPE
tech-c: IT2771-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-TBTNET
created: 2025-11-21T10:59:20Z
last-modified: 2025-11-28T20:49:51Z
source: RIPE
organisation: ORG-TEHH2-RIPE
org-name: TBTNET TELEKOM LTD. STI.
country: TR
reg-nr: 23021
org-type: LIR
address: yenisehir mah. asilkent sok. 25/1
address: 41100
address: izmit
address: TURKEY
phone: +902623241324
admin-c: IT2771-RIPE
tech-c: IT2771-RIPE
abuse-c: AR46659-RIPE
mnt-ref: MNT-TBTNET
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-TBTNET
created: 2018-05-29T12:23:58Z
last-modified: 2026-05-13T07:39:05Z
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.
% For more information, see
% https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)