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	Prefix	Description
	37.188.88.0/21	Yacast France SAS
	2a00:c340::/32	Yacast France SAS

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS8309	SIPARTECH SAS	✔	✔
	AS35625	Eurofiber France SAS	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS8309	SIPARTECH SAS	✔	✔
	AS35625	Eurofiber France SAS	✔	✔

aut-num:        AS57951
as-name:        YACAST-FRANCE-AS
org:            ORG-YFS1-RIPE
mp-import:      afi ipv4.unicast,ipv6.unicast from AS8309 accept ANY
mp-import:      afi ipv4.unicast,ipv6.unicast from AS30781 accept ANY
mp-import:      afi ipv4.unicast,ipv6.unicast from AS35625 accept ANY
mp-export:      afi ipv4.unicast,ipv6.unicast to AS8309 announce AS-YF
mp-export:      afi ipv4.unicast,ipv6.unicast to AS30781 announce AS-YF
mp-export:      afi ipv4.unicast,ipv6.unicast to AS35625 announce AS-YF
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         YFR-MNT
created:        2012-03-19T14:33:58Z
last-modified:  2024-12-18T15:45:35Z
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-YFS1-RIPE
org-name:       Yacast France SAS
country:        FR
org-type:       LIR
address:        Dummy address for ORG-YFS1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        YFR-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         YFR-MNT
abuse-c:        YFRN-RIPE
created:        2012-03-13T15:56:25Z
last-modified:  2026-05-13T07:34:03Z
source:         RIPE
# Email removed, Log into bgp.tools to see whois emails/phone numbers
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

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-sph	37
RIPE	as-yf	1
RIPE	as-retn-actual-v4	12868
RIPE	as-retn-actual-v6	3927
RIPE	as8218:as-customers	281
RIPE	as8218:as-fr-customers	656