View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	5.252.4.0/24	Borusan Holding A.S.
	5.252.4.0/22	Borusan Holding A.S.
	5.252.5.0/24	Borusan Holding A.S.
	5.252.6.0/24	Borusan Holding A.S.
	5.252.7.0/24	Borusan Holding A.S.
	193.238.25.0/24	Borusan Holding A.S.

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation (disabled due to size) Policy quizzical_kowalevski Policy quirky_darwin

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS15924	Vodafone Turkey	✔	✘

---

Peers

	ASN	Description	IPv4	IPv6
	AS15924	Vodafone Turkey	✔	✘

aut-num:        AS43417
as-name:        Borusan_Holding
org:            ORG-BHA29-RIPE
import:         from AS15924 accept ANY
import:         from AS34984 accept ANY
import:         from AS9121 accept ANY
export:         to AS15924 announce AS43417
export:         to AS34984 announce AS43417
export:         to AS9121 announce AS43417
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         BORUSANDANISMANLIK
created:        2012-04-05T08:21:10Z
last-modified:  2020-02-11T08:47:16Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-BHA29-RIPE
org-name:       Borusan Holding A.S.
country:        TR
org-type:       LIR
address:        Dummy address for ORG-BHA29-RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
abuse-c:        AR50496-RIPE
mnt-ref:        BORUSANDANISMANLIK
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         BORUSANDANISMANLIK
created:        2019-01-29T08:09:07Z
last-modified:  2026-05-13T07:39:58Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2026-06-13T03:24:01Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-ttnet	39696
RIPE	as34984:as-tellcom	44532
RIPE	as-bnet	261
RIPE	as-btelekom	875