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	Prefix	Description
	77.75.216.0/21	Istanbul Deniz Otobusleri San.Tic.A.S

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS9121	Turk Telekom	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS9121	Turk Telekom	✔	✘

aut-num:        AS43716
as-name:        TR-IDO
org:            ORG-IDOS1-RIPE
import:         from AS9121 accept ANY
import:         from AS9021 accept ANY
import:         from AS34104 accept ANY
export:         to AS9121 announce AS43716
export:         to AS9021 announce AS43716
export:         to AS34104 announce AS43716
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-IDO
created:        2013-07-16T14:44:36Z
last-modified:  2018-09-04T11:21:05Z
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-IDOS1-RIPE
org-name:       Istanbul Deniz Otobusleri San.Tic.A.S
country:        TR
org-type:       LIR
address:        Dummy address for ORG-IDOS1-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        AR17353-RIPE
mnt-ref:        MNT-IDO
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-IDO
created:        2007-05-01T13:40:21Z
last-modified:  2023-05-04T10:07:27Z
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: 2026-03-11T03:24:08Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-ttnet	39111
RIPE	as-turktelekom	48111
RIPE	as-isnet	20