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	Prefix	Description
	145.18.0.0/16	Universiteit van Amsterdam
	145.109.0.0/17	Universiteit van Amsterdam
	145.109.128.0/17	Hogeschool van Amsterdam
	146.50.0.0/16	Universiteit van Amsterdam

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS1103	SURF B.V.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS1103	SURF B.V.	✔	✘

aut-num:        AS1124
as-name:        UVA-NL
descr:          Universiteit van Amsterdam
                Amsterdam
                The Netherlands
import:         from AS1103
                action pref=200;
                accept {0.0.0.0/0}
import:         from AS1104
                action pref=150;
                accept AS1104
import:         from AS1139
                action pref=150;
                accept AS1139
import:         from AS1888
                action pref=150;
                accept AS1888
import:         from AS1890
                action pref=150;
                accept AS1890
import:         from AS3265
                action pref=100;
                accept AS3265
export:         to AS1103
                announce AS1124
export:         to AS1104
                announce AS1124
export:         to AS1139
                announce AS1124
export:         to AS1888
                announce AS1124
export:         to AS1890
                announce AS1124
export:         to AS3265
                announce AS1124
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         LEGACY
notify:         hostmaster@uva.nl
mnt-by:         AS1124-MNT
created:        2002-08-27T13:40:04Z
last-modified:  2017-11-15T09:12:54Z
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: 2025-04-17T03:24:45Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-level3-origins-eu	0
LEVEL3	as-level3-transits	1364
RIPE	as-surfnet	35
RIPE	as1103:as-surf	35