Whois lookup

Query registration info, expiration date, registrar and more for domain, IP or ASN

Example： google.com · baidu.com · github.com · 8.8.8.8 · 211.234.110.0/24 · AS13335
Registration Info
AS3128
AS Name
UWSysNet
Organization
University of Wisconsin-Madison
Country/Region
US
Registration Date
[email protected] 20190821
Update Date
2026-04-03T13:57:56Z
Registrant
University of Wisconsin-Madison
Raw Whois Data
aut-num:        AS3128
as-name:        UWSysNet
descr:          University of Wisconsin-Madison
mnt-by:         MNT-BRUWS
export:         to AS-ANY announce AS-UWSYSNET
changed:        [email protected] 20190821
source:         ARIN

aut-num:        AS3128
as-name:        UWSysNet
descr:          UWSysNet
export:         to AS-ANY   announce AS-UWSYSNET
admin-c:        DUMMY-RADB
tech-c:         DUMMY-RADB
mnt-by:         MAINT-AS3128
changed:        [email protected] 20210726  #18:24:22Z
source:         RADB
last-modified:  2026-04-03T13:57:56Z




--- ARIN Whois ---


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       3128
ASName:         BRUWS-AS3128
ASHandle:       AS3128
RegDate:        1993-11-17
Updated:        2018-03-07
Ref:            https://rdap.arin.net/registry/autnum/3128


OrgName:        University of Wisconsin System
OrgId:          BRUWS
Address:        1220 Linden Drive
City:           Madison
StateProv:      WI
PostalCode:     53705
Country:        US
RegDate:        2014-04-16
Updated:        2022-09-26
Ref:            https://rdap.arin.net/registry/entity/BRUWS


OrgNOCHandle: NOC31830-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-608-262-9030 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC31830-ARIN

OrgAbuseHandle: NOC31830-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-608-262-9030 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC31830-ARIN

OrgTechHandle: NOC31830-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-608-262-9030 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC31830-ARIN

OrgDNSHandle: UWSNH-ARIN
OrgDNSName:   University of Wisconsin System Network Hostmaster
OrgDNSPhone:  +1-608-263-4188 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/UWSNH-ARIN

OrgTechHandle: MHA260-ARIN
OrgTechName:   Hare, Michael 
OrgTechPhone:  +1-608-262-5236 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MHA260-ARIN

OrgRoutingHandle: NOC31830-ARIN
OrgRoutingName:   Network Operations Center
OrgRoutingPhone:  +1-608-263-4188 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC31830-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

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