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	Prefix	Description
	91.231.176.0/23	TAN Ltd.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS20485	TransTeleCom JSC	✔	✘
	AS8828	PJSC Rostelecom	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS20485	TransTeleCom JSC	✔	✘
	AS8828	PJSC Rostelecom	✔	✘

aut-num:        AS57339
as-name:        TAN-AS
org:            ORG-TL205-RIPE
export:         to AS41440 announce AS57339
export:         to AS20485 announce AS57339
export:         to AS8828 announce AS57339
import:         from AS41440 action pref=100; accept ANY
import:         from AS20485 action pref=100; accept ANY
import:         from AS8828 action pref=100; accept ANY
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TAN-MNT
created:        2011-09-29T13:58:02Z
last-modified:  2018-09-04T11:05:40Z
source:         RIPE
sponsoring-org: ORG-NGs2-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-TL205-RIPE
org-name:       TAN Ltd.
country:        RU
org-type:       OTHER
address:        Dummy address for ORG-TL205-RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
abuse-c:        AR19341-RIPE
mnt-ref:        TAN-MNT
mnt-by:         TAN-MNT
created:        2011-09-29T08:09:11Z
last-modified:  2026-05-13T06:11:24Z
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: 2026-06-09T03:23:58Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hurricane	24927
RIPE	as-rostelecom	69683
RIPE	as-sibnet	611
RIPE	as-burnet	3
RIPE	as-ttk	38217