Extended IP Address Information for 12.189.20.11

The following information for the IP address 12.189.20.11 has been acquired by querying the entity responsible for management of the subnet it belongs to. There are several international governing bodies for different regions of the world.
Cached on 2025-12-28 13:56:57 (refresh)

Response from whois.arin.net:

AT&T Enterprises, LLC ATT (NET-12-0-0-0-1) 12.0.0.0 - 12.255.255.255
CA ACADEMY OF SCIENCES CA-ACADE56-20-0 (NET-12-189-20-0-1) 12.189.20.0 - 12.189.20.127

Additional for NET-12-0-0-0-1:

NetRange: 12.0.0.0 - 12.255.255.255
CIDR: 12.0.0.0/8
NetName: ATT
NetHandle: NET-12-0-0-0-1
Parent: NET12 (NET-12-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: AT&T Enterprises, LLC (AEL-360)
RegDate: 1983-08-23
Updated: 2025-12-02
Comment: IP assignments within this IP Block range are STATIC, not dynamic.
Ref: https://rdap.arin.net/registry/ip/12.0.0.0


OrgName: AT&T Enterprises, LLC
OrgId: AEL-360
Address: 208 S. Akard St.
City: Dallas
StateProv: TX
PostalCode: 75202
Country: US
RegDate: 2024-11-22
Updated: 2025-10-29
Ref: https://rdap.arin.net/registry/entity/AEL-360


OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName: Routing POC
OrgRoutingPhone: +1-999-999-9999
OrgRoutingEmail: DL-routing_poc@att.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName: IPAdmin-ATT Internet Services
OrgTechPhone: +1-888-510-5545
OrgTechEmail: ipadmin@semail.att.com
OrgTechRef: https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgAbuseHandle: ABUSE7-ARIN
OrgAbuseName: abuse
OrgAbusePhone: +1-919-319-8167
OrgAbuseEmail: abuse@att.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgTechHandle: ICC-ARIN
OrgTechName: IP Team
OrgTechPhone: +1-888-876-2382
OrgTechEmail: rm-ipspecialist@att.com
OrgTechRef: https://rdap.arin.net/registry/entity/ICC-ARIN

Additional for NET-12-189-20-0-1:

NetRange: 12.189.20.0 - 12.189.20.127
CIDR: 12.189.20.0/25
NetName: CA-ACADE56-20-0
NetHandle: NET-12-189-20-0-1
Parent: ATT (NET-12-0-0-0-1)
NetType: Reassigned
OriginAS:
Organization: CA ACADEMY OF SCIENCES (CAS-231)
RegDate: 2017-08-17
Updated: 2020-08-21
Ref: https://rdap.arin.net/registry/ip/12.189.20.0


OrgName: CA ACADEMY OF SCIENCES
OrgId: CAS-231
Address: 55 MUSIC CONCOURSE DR UNIT telco
City: SF
StateProv: CA
PostalCode: 94118
Country: US
RegDate: 2017-03-28
Updated: 2017-03-28
Ref: https://rdap.arin.net/registry/entity/CAS-231


OrgAbuseHandle: ABD1-ARIN
OrgAbuseName: Andrews, Barbara D
OrgAbusePhone: +1-415-379-5198
OrgAbuseEmail: legal@calacademy.org
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABD1-ARIN

OrgTechHandle: ABD1-ARIN
OrgTechName: Andrews, Barbara D
OrgTechPhone: +1-415-379-5198
OrgTechEmail: legal@calacademy.org
OrgTechRef: https://rdap.arin.net/registry/entity/ABD1-ARIN

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