AS39172 Merkezi Kayit Kurulusu Anonim Sirketi 🇹🇷 TR

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes

1,024 (4 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS39172
Name: Merkezi Kayit Kurulusu Anonim Sirketi
Organisation: Merkezi Kayit Kurulusu Anonim Sirketi
Country: 🇹🇷 TR
RIR: RIPENCC
Allocated: 2005-12-27

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Whois

Fetched from whois.ripe.net

as-block:       AS38912 - AS39599
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:        2023-08-29T07:47:54Z
last-modified:  2023-08-29T07:47:54Z
source:         RIPE

aut-num:        AS39172
as-name:        MERKEZ-AS
import:         from AS5422 accept ANY
export:         to AS5422 announce AS39172
import:         from AS9121 accept ANY
export:         to AS9121 announce AS39172
import:         from AS6822 accept ANY
import:         from AS34984 accept ANY
export:         to AS6822 announce AS39172
export:         to AS34984 announce AS39172
default:        to AS5422 networks ANY
org:            ORG-MKKA1-RIPE
admin-c:        SC5194-RIPE
tech-c:         SC5194-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         OguzErdogu
created:        2005-12-27T15:31:03Z
last-modified:  2025-08-28T07:13:58Z
source:         RIPE # Filtered

organisation:   ORG-MKKA1-RIPE
org-name:       Merkezi Kayit Kurulusu Anonim Sirketi
country:        TR
reg-nr:         463144
org-type:       LIR
address:        Resitpasa Mah. Borsa Istanbul Cad. No:4
address:        34467
address:        Istanbul
address:        TURKEY
phone:          +902123345700
fax-no:         +902123345757
mnt-ref:        OguzErdogu
mnt-ref:        MNT-MKK-SEC
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-MKK-SEC
tech-c:         MIS87-RIPE
abuse-c:        MM38864-RIPE
admin-c:        MIS87-RIPE
remarks:        ns2.pusulanet.com.tr
remarks:        ns1.pusulanet.com.tr
created:        2014-04-03T09:40:37Z
last-modified:  2026-05-13T07:02:51Z
source:         RIPE # Filtered

person:         Serdar Coskun
address:        Merkezi Kayit Kurulusu
phone:          +90 212 334 5700
fax-no:         +90 212 334 5700
nic-hdl:        SC5194-RIPE
created:        2005-12-16T09:53:27Z
last-modified:  2016-04-07T07:57:58Z
mnt-by:         RIPE-NCC-LOCKED-MNT
source:         RIPE # Filtered