211249 YILDIZ-EDU-NET - Yildiz Teknik Universitesi, TR
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS8517 ULAKNET - National Academic Network and Information Center, TR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 12313 AS211249 ORIGIN Originate: 7936 /19.05 Transit: 0 /0.00 YILDIZ-EDU-NET - Yildiz Teknik Universitesi, 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 % 66330 AS211249 YILDIZ-EDU-NET - Yildiz Teknik Universitesi, 9 0 0 9 0 0.00% Prefix AS Path Aggregation Suggestion 95.183.138.0/23 4777 2516 3257 12735 8517 211249 95.183.192.0/22 4777 2516 3257 12735 8517 211249 193.140.1.0/24 4777 2516 3257 12735 8517 211249 193.140.2.0/23 4777 2516 3257 12735 8517 211249 193.140.4.0/22 4777 2516 3257 12735 8517 211249 193.255.112.0/21 4777 2516 3257 12735 8517 211249 194.27.92.0/22 4777 2516 3257 12735 8517 211249 194.27.96.0/22 4777 2516 3257 12735 8517 211249 194.27.100.0/23 4777 2516 3257 12735 8517 211249
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS211249 9 More Specifics 9 Total Advertisements YILDIZ-EDU-NET - Yildiz Teknik Universitesi, TR
95.183.138.0/23 95.183.128.0/17
95.183.192.0/22 95.183.128.0/17
193.140.1.0/24 193.140.0.0/16
193.140.2.0/23 193.140.0.0/16
193.140.4.0/22 193.140.0.0/16
193.255.112.0/21 193.255.0.0/16
194.27.92.0/22 194.27.0.0/16
194.27.96.0/22 194.27.0.0/16
194.27.100.0/23 194.27.0.0/16
whois: 402603
IANA has recorded AS211249 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS211249\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 'AS208189 - AS214345'
as-block: AS208189 - AS214345
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: 2026-02-12T14:40:05Z
last-modified: 2026-02-12T14:40:05Z
source: RIPE
% Information related to 'AS211249'
% Abuse contact for 'AS211249' is 'abuse@yildiz.edu.tr'
aut-num: AS211249
as-name: YILDIZ-EDU-NET
org: ORG-YTU1-RIPE
sponsoring-org: ORG-NANa1-RIPE
import: from AS8517 accept ANY
export: to AS8517 announce AS211249
import: from AS12735 accept ANY
export: to AS12735 announce AS211249
admin-c: NK3170-RIPE
admin-c: YTUI1-RIPE
tech-c: UH568-RIPE
tech-c: YTUI1-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: ULAKNET-MNT
created: 2021-05-28T12:51:23Z
last-modified: 2023-11-07T08:06:25Z
source: RIPE
organisation: ORG-YTU1-RIPE
org-name: Yildiz Teknik Universitesi
country: TR
reg-nr: Not Applicable
org-type: OTHER
address: YTU Davutpasa Kampusu, Davutpa?a Cad. 34220 Esenler/Istanbul
abuse-c: YTUI1-RIPE
mnt-ref: ULAKNET-MNT
mnt-by: ULAKNET-MNT
created: 2021-05-21T12:33:52Z
last-modified: 2026-05-13T05:26:33Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Queries from your IP address have passed the daily limit of controlled objects.
% 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)