AS21896 Alliant Energy 🇺🇸 US

Announcing 8 prefixes, seen at the RIS collectors.

IPv4 prefixes

4,096 (16 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS21896
Name: Alliant Energy
Organisation: Alliant Energy
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2009-01-08

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 8 no ROA (100.0%)

Whois

Fetched from whois.arin.net

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