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	Prefix	Description
	91.220.57.0/24	CTM Ltd

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS9002	RETN Limited	✔	✘
	AS20632	PJSC MegaFon	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS20632	PJSC MegaFon	✔	✘
	AS9002	RETN Limited	✔	✘
	AS57304	RETN Russia	✔	✘

aut-num:        AS51700
as-name:        CTM_Ltd-AS
org:            ORG-CL148-RIPE
import:         from AS20632 action pref=100; accept ANY
import:         from AS25408 action pref=100; accept ANY
export:         to AS20632 announce AS51700
export:         to AS25408 announce AS51700
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CTM_ltd-mnt
created:        2010-10-21T13:35:29Z
last-modified:  2017-11-15T12:18:58Z
source:         RIPE
sponsoring-org: ORG-LL38-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-CL148-RIPE
org-name:       CTM Ltd
country:        RU
org-type:       OTHER
address:        Dummy address for ORG-CL148-RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
abuse-c:        AR19695-RIPE
mnt-ref:        CTM_ltd-mnt
mnt-by:         CTM_ltd-mnt
created:        2010-10-06T08:20:48Z
last-modified:  2026-04-29T06:19:19Z
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: 2026-05-06T03:23:55Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as57304:as-retn-ru	17040
RIPE	as-comlink	10
RIPE	as-synterra-nw	483
RIPE	as-peterstar	647
RIPE	as-retn-actual-v4	12703