AS211249 Yildiz Teknik Universitesi 🇹🇷 TR

Announcing 9 prefixes, seen at the RIS collectors.

IPv4 prefixes

7,936 (31 × /24)

IPv6 prefixes

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Registry and operator data

AS number: AS211249
Name: Yildiz Teknik Universitesi
Organisation: Yildiz Teknik Universitesi
Country: 🇹🇷 TR
RIR: RIPENCC
Allocated: 2021-05-28

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

9 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.ripe.net

as-block:       AS208885 - 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:        2026-07-13T14:17:33Z
last-modified:  2026-07-13T14:17:33Z
source:         RIPE

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

role:           ULAKBIM Hostmaster
address:        TUBITAK-Ulakbim
address:        YOK Plaza B5 Blok
address:        06539 Bilkent/Ankara
address:        Turkey
phone:          +90 312 2989313
fax-no:         +90 312 2989393
remarks:        trouble: information: http://www.ulakbim.gov.tr
remarks:        trouble: Questions: mailto:ipadmin@ulakbim.gov.tr
remarks:        trouble: Questions: mailto:iptech@ulak.net.tr
admin-c:        UIA13-RIPE
tech-c:         ITA7-RIPE
nic-hdl:        UH568-RIPE
mnt-by:         ULAKNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2020-12-14T11:17:52Z
source:         RIPE # Filtered

role:           Yildiz Teknik Universitesi IP Admin
address:        Yildiz Teknik Universitesi
address:        Bilgi Islem Daire Baskanligi
phone:          +90 212 383 21 31
fax-no:         +90 212 383 21 39
abuse-mailbox:  abuse@yildiz.edu.tr
nic-hdl:        YTUI1-RIPE
mnt-by:         ULAKNET-MNT
created:        2021-05-21T12:29:03Z
last-modified:  2021-05-21T12:29:03Z
source:         RIPE # Filtered

person:         Nese Kaptan
address:        National Academic Network and Information Center
address:        06800, ANKARA - TURKEY
phone:          +90 312 298 9313
fax-no:         +90 312 266 5181
nic-hdl:        NK3170-RIPE
mnt-by:         ULAKNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2026-05-21T08:54:26Z
source:         RIPE # Filtered