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	Prefix	Description
	46.149.112.0/20	Alf servis, s.r.o.
	91.227.134.0/23	Jaromir Sebela
	2001:67c:3b4::/48	Alf servis, s.r.o.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS39392	SH.cz s.r.o.	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS39392	SH.cz s.r.o.	✔	✔
	AS6939	Hurricane Electric LLC	✘	✔
	AS5405	Inter.link GmbH	✔	✔
	AS20562	Open Peering (Broadband Hosting B.V.)	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS8218	Zayo Infrastructure France SA	✔	✔
	AS6204	INTERKVM HOST SRL	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS60068	Datacamp Limited (CDN77 / DataPacket)	✔	✔
	AS42184	TKRZ Stadtwerke GmbH	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS9136	WOBCOM GmbH	✔	✔
	AS60064	HOSTPALACE DATACENTERS LTD	✔	✘
	AS1764	Next Layer Telecommunications	✔	✔
	AS200249	Products Up GmbH	✔	✔
	AS24482	SG.GS	✔	✔
	AS4455	IX Reach Ltd	✔	✘
	AS14840	BR.DIGITAL	✘	✔
	AS56382	vServer.site LTD	✔	✔
	AS40994	Alwyzon (Hohl IT)	✔	✔
	AS25291	SysEleven GmbH	✔	✔
	AS51465	M3.NET Sp. z o.o. / Fixmap Group	✔	✘
	AS50698	TETA s.r.o.	✔	✔
	AS37721	Virtual Technologies & Solutions	✔	✘
	AS57344	Telehouse EAD	✔	✘
	AS199524	Gcore S.A.	✔	✔
	AS35297	Dataline LLC	✔	✔
	AS42473	ANEXIA Internetdienstleistungs GmbH	✔	✔
	AS8767	M-net Telekommunikations GmbH	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS44066	firstcolo GmbH	✔	✔
	AS21430	WIA spol. s.r.o.	✔	✘
	AS15169	Google LLC	✔	✘
	AS8447	A1 Telekom Austria AG	✘	✔
	AS22356	Durand do Brasil Ltda	✘	✔
	AS47232	ISP Alliance a.s.	✔	✘
	AS3212	Telemach Slovenija d.o.o.	✔	✘
	AS16097	HL komm Telekommunikations GmbH	✔	✘
	AS8529	Zain Omantel International FZ-LLC	✘	✔
	AS8881	1&1 Versatel Deutschland GmbH	✘	✔

aut-num:        AS52092
as-name:        ALFSERVIS-AS
org:            ORG-ALFS1-RIPE
remarks:        v4
import:         from AS39392 accept ANY;
export:         to AS39392 announce AS52092;
import:         from AS61195 accept ANY ;
export:         to AS61195 announce AS52092;
import:         from AS8075 accept ANY;
export:         to AS8075 announce AS52092;
import:         from AS16246 accept ANY;
export:         to AS16246 announce AS52092;
import:         from AS47200 accept ANY;
export:         to AS47200 announce AS52092;
remarks:        v6
mp-import:      from AS39392 accept ANY;
mp-export:      to AS39392 announce AS52092;
mp-import:      from AS61195 accept ANY ;
mp-export:      to AS61195 announce AS52092;
mp-import:      from AS16246 accept ANY;
mp-export:      to AS16246 announce AS52092;
mp-import:      from AS47200 accept ANY;
mp-export:      to AS47200 announce AS52092;
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ALFSERVIS-MNT
created:        2010-12-27T14:13:15Z
last-modified:  2024-05-30T07:53:38Z
source:         RIPE
sponsoring-org: ORG-Vs35-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-ALFS1-RIPE
org-name:       Alf servis, s.r.o.
country:        CZ
org-type:       OTHER
address:        Dummy address for ORG-ALFS1-RIPE
e-mail:         unread@ripe.net
abuse-c:        AR30667-RIPE
mnt-ref:        ALFSERVIS-MNT
mnt-by:         ALFSERVIS-MNT
created:        2010-12-21T13:37:46Z
last-modified:  2022-12-01T16:15:27Z
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: 2025-04-13T03:25:25Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as47200:as-nixcz-rsclients	90449
RIPE	as-peeringcz-rs	87465
RIPE	as-alfservis	1
RIPE	as-nixcz-rsclients	90449
RIPE	as-supernetwork	688
RIPE	as8508:as-sask-upc-in	2521