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	Prefix	Description
	72.33.0.0/16	University of Wisconsin Madison
	128.104.0.0/16	University of Wisconsin Madison
	128.105.0.0/16	University of Wisconsin Madison
	144.92.0.0/16	University of Wisconsin Madison
	146.151.0.0/16	University of Wisconsin Madison
	192.12.220.0/24	University of Wisconsin Madison
	192.12.223.0/24	University of Wisconsin Madison
	192.12.224.0/24	University of Wisconsin Madison
	192.86.79.0/24	University of Wisconsin Madison
	198.51.246.0/24	University of Wisconsin Madison
	198.51.247.0/24	University of Wisconsin Madison
	198.51.254.0/24	University of Wisconsin Madison
	198.133.224.0/24	University of Wisconsin Madison
	198.133.225.0/24	University of Wisconsin Madison
	205.213.248.0/22	WiscNet
	2607:f388::/32	University of Wisconsin Madison

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3128	University of Wisconsin System	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS3128	University of Wisconsin System	✔	✔
	AS11537	Internet2	✔	✔
	AS293	ESnet	✔	✔
	AS11164	Internet2 I2PX	✔	✔

ASHandle:       AS59
OrgID:          UWM-3
ASName:         WISC-MADISON-AS
ASNumber:       59
RegDate:        1986-01-21
Updated:        2012-03-02
Source:         ARIN



OrgID:          UWM-3
OrgName:        University of Wisconsin Madison
CanAllocate:    
Street:         1210 W Dayton
Street:         B332
City:           Madison
State/Prov:     WI
Country:        US
PostalCode:     53706
RegDate:        2004-10-05
Updated:        2022-09-26
OrgAdminHandle: NO13-ORG-ARIN
OrgTechHandle:  NOC212-ARIN
OrgAbuseHandle: UWMAP-ARIN
OrgNOCHandle:   NOC212-ARIN
OrgRoutingHandle:   NOC212-ARIN
OrgDNSHandle:   UWMHP-ARIN
Source:         ARIN





OrgAdminHandle:       NO13-ORG-ARIN
OrgAdminName:          Network Operations
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NOC212-ARIN
OrgTechName:           Network Operations Center
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       UWMAP-ARIN
OrgAbuseName:          University of Wisconsin Madison Abuse POC
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         NOC212-ARIN
OrgNOCName:            Network Operations Center
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     NOC212-ARIN
OrgRoutingName:        Network Operations Center
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         UWMHP-ARIN
OrgDNSName:            University of Wisconsin Madison Hostmaster POC
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:31:48Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hurricanev6	20185
RADB	as-wiscnet-wrips	486
RADB	as3128:as-all	8
RADB	as11537:as-participants-beta	1848
RADB	as3676:as-uiowa-peers-announce-cust	20
RADB	as198949:as-sd	3765
RADB	as-startapca	81
RADB	as-startapeu	47
RADB	as11164:as-participants	1831
RADB	as-startapru	64
LEVEL3	as-level3-origins-na	0
RADB	as-hurricane	24736
RADB	as11537:as-participants	1845
ARIN	as-uwsysnet	8
RADB	as-startapla	61
RADB	as-startapcn	84
RIPE	as-transroute-spec	19683
RADB	as-startapme	84
ARIN	as293:as-from-i2-to-esnet	3220
ARIN	as-zenedge	2306