AS513 CERN - bgp.tools

CERN

AS Number 513
Website https://home.cern

Registered on: 22 Oct 2001 (24 years old)
Registered to: ch.cern (ripe)

Network status: Active, Allocated under RIPE

Network type: Content

Prefixes Originated: 20 IPv4, 2 IPv6

Upstreams

AS174 - Cogent Communications, LLC
AS29222 - Infomaniak Network SA
AS25091 - IP-Max SA
AS6730 - Sunrise GmbH
AS21320 - GEANT Vereniging

Rankings

#26 for AS Cone in Switzerland

#73 for Estimated Eyeballs in Switzerland

#125 for Unique Domains in Switzerland

#108 for Known Peers in Switzerland

#5 for Originated IPv4 Space in Switzerland

#36 for Originated IPv6 Space in Switzerland

Tags:

	Prefix	Description
	128.141.0.0/16	CERN Campus dynamic addresses
	128.142.0.0/16	RIPE Network Coordination Centre
	137.138.0.0/16	CERN Campus Network
	185.249.56.0/22	CERN - European Organization for Nuclear Research
	188.184.0.0/16	-
	188.185.0.0/16	-
	192.16.155.0/24	CH-1211 Geneva 23, Switzerland
	192.16.156.0/22	CH-1211 Geneva 23, Switzerland
	192.16.160.0/22	CH-1211 Geneva 23, Switzerland
	192.16.164.0/23	RIPE Network Coordination Centre
	192.16.166.0/24	RIPE Network Coordination Centre
	192.65.183.0/24	CH-1211 Geneva 23 - Switzerland
	192.65.184.0/21	RIPE Network Coordination Centre
	192.65.192.0/22	RIPE Network Coordination Centre
	192.65.196.0/23	RIPE Network Coordination Centre
	192.91.236.0/22	CH-1211 Geneva 23, Switzerland
	192.91.240.0/22	RIPE Network Coordination Centre
	192.91.244.0/23	CH-1211 Geneva 23, Switzerland
	192.91.246.0/24	CH-1211 Geneva 23, Switzerland
	194.12.128.0/18	CH-1211 Geneva 23, Switzerland
	2001:1458::/32	CERN - European Organization for Nuclear Research
	2001:1459::/32	CERN - European Organization for Nuclear Research

Peers: 23

Upstreams: 5

Downstreams: 6 (Cone: 7)

Network Policy

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How are upstreams and downstreams calculated?

Upstreams

ASN	Description	IPv4	IPv6
AS174	Cogent Communications, LLC	✔	✔
AS29222	Infomaniak Network SA	✔	✔
AS25091	IP-Max SA	✔	✔
AS6730	Sunrise GmbH	✔	✔
AS21320	GEANT Vereniging	✔	✔

Peers

ASN	Description	IPv4	IPv6
AS25091	IP-Max SA	✔	✔
AS29222	Infomaniak Network SA	✔	✔
AS21320	GEANT Vereniging	✔	✔
AS174	Cogent Communications, LLC	✔	✔
AS20940	Akamai International B.V.	✔	✔
AS48751	United Nations Logistics Base	✔	✘
AS28810	World Health Organization (WHO)	✔	✘
AS6939	Hurricane Electric LLC	✔	✘
AS21449	Etat de Genève (Canton of Geneva)	✔	✔
AS6730	Sunrise GmbH	✔	✔
AS12654	RIPE NCC - RIS	✔	✔
AS20965	GEANT Vereniging	✔	✔
AS25152	RIPE NCC - K-root	✔	✔
AS2907	Science Information Network	✔	✘
AS293	ESnet	✔	✔
AS6509	CANARIE Inc	✔	✔
AS13030	Init7 (Switzerland) Ltd.	✔	✔
AS559	SWITCH	✔	✔
AS1103	SURF B.V.	✔	✔
AS2027	MilkyWan	✔	✔
AS15576	NTS workspace AG	✔	✔
AS30781	Free Pro SAS	✘	✔
AS4455	IX Reach Ltd	✔	✘

Downstreams

ASN	Description	IPv4	IPv6
AS20940	Akamai International B.V.	✔	✔
AS21449	Etat de Genève (Canton of Geneva)	✔	✔
AS48751	United Nations Logistics Base	✔	✘
AS12654	RIPE NCC - RIS	✘	✔
AS28810	World Health Organization (WHO)	✔	✘
AS25152	RIPE NCC - K-root	✔	✔

aut-num:        AS513
as-name:        CERN
remarks:
import:         from AS174 accept ANY
import:         from AS293 accept ANY
import:         from AS297 accept ANY
import:         from AS559 accept ANY
import:         from AS1103 accept AS1103
import:         from AS1297 accept ANY
import:         from AS2200 accept ANY
import:         from AS2603 accept ANY
import:         from AS2697 accept AS2697
import:         from AS3303 accept AS-SWCMGLOBAL
import:         from AS6509 accept ANY
import:         from AS6730 accept ANY
import:         from AS6830 accept AS-AORTA
import:         from AS6830 accept ANY
import:         from AS6853 accept AS-EQUANT-SOUTHEUR
import:         from AS6939 accept AS6939
import:         from AS8674 accept AS-NETNOD-ANYCAST
import:         from AS9885 accept AS9885
import:         from AS10764 accept ANY
import:         from AS11344 accept AS11344
import:         from AS11537 accept ANY
import:         from AS12333 accept AS-DFI
import:         from AS12350 accept AS-VTX
import:         from AS12654 accept AS12654
import:         from AS13030 accept AS13030
import:         from AS13238 accept AS13238
import:         from AS15169 accept AS-GOOGLE
import:         from AS15547 accept AS15547
import:         from AS17579 accept AS17579
import:         from AS20932 accept AS-IP-MAN
import:         from AS20965 accept ANY
import:         from AS21320 accept ANY
import:         from AS21357 accept not any
import:         from AS22335 accept ANY
import:         from AS24167 accept AS24167
import:         from AS24904 accept AS24904
import:         from AS25091 accept ANY
import:         from AS25152 accept AS25152
import:         from AS28810 accept AS28810
import:         from AS29222 accept AS29222:AS-INFOMANIAK
import:         from AS30781 accept AS-JAGUAR
import:         from AS32361 accept AS32361
import:         from AS33845 accept AS-SWISSGOV
import:         from AS43115 accept AS43115
import:         from AS43142 accept AS-ADELINOVIUS
import:         from AS48751 accept AS48751
import:         from AS57859 accept ANY
import:         from AS59624 accept AS59624
remarks:
export:         to AS174 announce AS-CERNEXT
export:         to AS293 announce AS-CERNEXT
export:         to AS297 announce AS-CERNEXT
export:         to AS559 announce AS-CERNEXT
export:         to AS1103 announce AS-CERNEXT
export:         to AS1297 announce AS-CERNEXT
export:         to AS2200 announce AS-CERNEXT
export:         to AS2603 announce AS-CERNEXT
export:         to AS2697 announce AS-CERNEXT
export:         to AS3303 announce AS-CERNEXT
export:         to AS6509 announce AS-CERNEXT
export:         to AS6730 announce AS-CERNEXT
export:         to AS6830 announce AS-CERNEXT
export:         to AS6853 announce AS-CERNEXT
export:         to AS6939 announce AS-CERNEXT
export:         to AS8674 announce AS-CERNEXT
export:         to AS9885 announce AS-CERNEXT
export:         to AS10764 announce AS-CERNEXT
export:         to AS11344 announce community(513:11344)
export:         to AS11537 announce AS-CERNEXT
export:         to AS12333 announce AS-CERNEXT
export:         to AS12350 announce AS-CERNEXT
export:         to AS12654 announce ANY
export:         to AS13030 announce AS-CERNEXT
export:         to AS13238 announce AS-CERNEXT
export:         to AS15169 announce AS-CERNEXT
export:         to AS15547 announce AS-CERNEXT
export:         to AS17579 announce AS-CERNEXT
export:         to AS20932 announce AS-CERNEXT
export:         to AS20965 announce AS-CERNEXT
export:         to AS21320 announce AS-CERNEXT
export:         to AS21357 announce community(513:21357)
export:         to AS22335 announce AS-CERNEXT
export:         to AS24167 announce AS-CERNEXT
export:         to AS24904 announce AS-CERNEXT
export:         to AS25091 announce AS-CERNEXT
export:         to AS25152 announce {0.0.0.0/0}
export:         to AS28810 announce {0.0.0.0/0}
export:         to AS29222 announce AS-CERNEXT
export:         to AS30781 announce AS-CERNEXT
export:         to AS32361 announce AS-CERNEXT
export:         to AS33845 announce AS-CERNEXT
export:         to AS43115 announce AS-CERNEXT
export:         to AS43142 announce AS-CERNEXT
export:         to AS48751 announce ANY
export:         to AS59624 announce AS-CERNEXT
remarks:
mp-import:      afi ipv6.unicast from AS174 accept ANY
mp-import:      afi ipv6.unicast from AS293 accept ANY
mp-import:      afi ipv6.unicast from AS297 accept ANY
mp-import:      afi ipv6.unicast from AS559 accept ANY
mp-import:      afi ipv6.unicast from AS1103 accept ANY
mp-import:      afi ipv6.unicast from AS2200 accept ANY
mp-import:      afi ipv6.unicast from AS2603 accept ANY
mp-import:      afi ipv6.unicast from AS6509 accept ANY
mp-import:      afi ipv6.unicast from AS6730 accept ANY
mp-import:      afi ipv6.unicast from AS6830 accept ANY
mp-import:      afi ipv6.unicast from AS6853 accept AS-EQUANT-SOUTHEUR
mp-import:      afi ipv6.unicast from AS6939 accept AS6939
mp-import:      afi ipv6.unicast from AS8674 accept AS-NETNOD-ANYCAST
mp-import:      afi ipv6.unicast from AS9885 accept ANY
mp-import:      afi ipv6.unicast from AS11344 accept AS11344
mp-import:      afi ipv6.unicast from AS12654 accept AS12654
mp-import:      afi ipv6.unicast from AS13030 accept AS13030
mp-import:      afi ipv6.unicast from AS13238 accept AS13238
mp-import:      afi ipv6.unicast from AS15169 accept AS-GOOGLE
mp-import:      afi ipv6.unicast from AS15547 accept AS15547
mp-import:      afi ipv6.unicast from AS17579 accept AS17579
mp-import:      afi ipv6.unicast from AS20932 accept AS-IP-MAN
mp-import:      afi ipv6.unicast from AS20965 accept ANY
mp-import:      afi ipv6.unicast from AS21320 accept ANY
mp-import:      afi ipv6.unicast from AS24167 accept AS24167
mp-import:      afi ipv6.unicast from AS24904 accept AS24904
mp-import:      afi ipv6.unicast from AS25091 accept ANY
mp-import:      afi ipv6.unicast from AS25152 accept AS25152
mp-import:      afi ipv6.unicast from AS30781 accept AS-JAGUAR
mp-import:      afi ipv6.unicast from AS43115 accept ANY
mp-import:      afi ipv6.unicast from AS57859 accept ANY
mp-import:      afi ipv6.unicast from AS59624 accept AS59624
remarks:
mp-export:      afi ipv6.unicast to AS174 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS293 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS297 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS559 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS1103 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS2200 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS2603 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS6509 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS6730 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS6830 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS6853 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS6939 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS8674 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS9885 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS11344 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS12654 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS13030 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS13238 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS15169 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS15547 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS17579 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS20932 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS20965 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS21320 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS24167 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS24904 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS25091 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS25152 announce {::0/0}
mp-export:      afi ipv6.unicast to AS30781 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS43115 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS57859 announce AS-CERNEXT
mp-export:      afi ipv6.unicast to AS59624 announce AS-CERNEXT
remarks:        --------- Community Definition -----------
remarks:        513:21357 Prefix to be announced to Akamai
remarks:        513:11344 Prefix to be announced to GCC
remarks:        ------------------------------------------
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         LEGACY
mnt-by:         RIPE-NCC-LEGACY-MNT
notify:         extip@cern.ch
org:            ORG-CEOf1-RIPE
mnt-by:         CERN-MNT
created:        2001-10-22T15:20:40Z
last-modified:  2022-02-17T12:19:18Z
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-CEOf1-RIPE
org-name:       CERN - European Organization for Nuclear Research
country:        CH
org-type:       LIR
address:        Dummy address for ORG-CEOf1-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        CERN513
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        CERN-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         CERN-MNT
created:        2004-04-17T11:02:00Z
last-modified:  2021-06-29T07:00:23Z
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: 2026-02-07T03:23:39Z UTC

Member of the following AS-SETs

-	Member
RIPE	as-green-ipv6-peers
ALTDB	as51202:as-all
RIPE	as-liecomtel-peers
RADB	as-10099
RIPE	as25091:as-downstreams
RIPE	as-telecom-peers
RIPE	as24904:as-cixp-peers
RADB	as-startapca
ARIN	as293:as-from-starlight-to-esnet
RIPE	as20932:as-peering
RADB	as-hurricanev6
RIPE	as-level3-ipv6
RIPE	as-gblxeu
RIPE	as-ris-rrc04
RADB	as-startapru
RIPE	as-fibrelac:as-cixp-standard
RIPE	as513:as-cern-isp
RIPE	as15547:as-peers
RIPE	as-cernusa
RIPE	as25091:as-peers
RIPE	as-cern
RIPE	as-transroute-spec
RADB	as-startapna
RIPE	as-opentransit
RIPE	as-cixp-rs-as57859
LEVEL3	as-level3-customers-eu
RADB	as-startapcn
RADB	as-startapla
RIPE	as3303:as-swcmpeers
RIPE	as-national
RIPE	as-swcmchpeers
RADB	as-startapap
RIPE	as-cernext
LEVEL3	as-level3-origins-eu
RIPE	as513:as-cern-nren
RIPE	as-renater
RIPE	as-scheringnrns
RIPE	as-global
RADB	as-startapme
LEVEL3	as-sprint-origins

View

Upstreams

Rankings

Tags:

Network Policy

Prefixes in selected policy

Upstreams

Peers

Downstreams

Member of the following AS-SETs

Internet Exchange Points