Whois - get information about the ip / domain / AS number / Сompany

Whois - get information about the IP / domain / AS number / Company

Results for ASN:
AS21896

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#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#

ASNumber: 21896
ASName: ALLIANT-ENERGY
ASHandle: AS21896
RegDate: 2009-01-08
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/21896

OrgName: Alliant Energy
OrgId: ALLIA-101
Address: 4902 North Biltmore Lane
City: Madison
StateProv: WI
PostalCode: 53707-1007
Country: US
RegDate: 2008-12-30
Updated: 2020-12-08
Comment: Standard NOC hours are 7am to 5pm CST
Ref: https://rdap.arin.net/registry/entity/ALLIA-101

OrgAbuseHandle: DNA51-ARIN
OrgAbuseName: Data Networks Admin
OrgAbusePhone: +1-608-458-4357
OrgAbuseEmail: DL_IT_Data_Network-ALI@alliantenergy.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/DNA51-ARIN

OrgTechHandle: DNA51-ARIN
OrgTechName: Data Networks Admin
OrgTechPhone: +1-608-458-4357
OrgTechEmail: DL_IT_Data_Network-ALI@alliantenergy.com
OrgTechRef: https://rdap.arin.net/registry/entity/DNA51-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 1997-2025, American Registry for Internet Numbers, Ltd.
#

IPv4 Results:

AS21896 Alliant Energy
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
IPv6 not found

WHOIS Lookup

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Autonomous system number (ASN)
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