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: 2025-03-18
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: 2025-03-21
Ref: https://rdap.arin.net/registry/entity/AEL-360

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

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

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

OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName: Routing POC
OrgRoutingPhone: +1-999-999-9999
OrgRoutingEmail: routing@cbbtier3.att.net
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN

NetRange: 12.237.139.224 - 12.237.139.231
CIDR: 12.237.139.224/29
NetName: MICHAEL815-139-224
NetHandle: NET-12-237-139-224-1
Parent: ATT (NET-12-0-0-0-1)
NetType: Reassigned
OriginAS:
Organization: MICHAEL H. MULKEY, DMD, P.C. (MHMDP-1)
RegDate: 2019-11-24
Updated: 2019-11-24
Ref: https://rdap.arin.net/registry/ip/12.237.139.224

OrgName: MICHAEL H. MULKEY, DMD, P.C.
OrgId: MHMDP-1
Address: 3951 MARY ELIZA TRC NW
City: MRETA
StateProv: GA
PostalCode: 30064
Country: US
RegDate: 2019-08-31
Updated: 2019-08-31
Ref: https://rdap.arin.net/registry/entity/MHMDP-1

OrgAbuseHandle: MULKE14-ARIN
OrgAbuseName: Mulkey, Shereyl
OrgAbusePhone: +1-770-425-4001
OrgAbuseEmail: lmdcfo@att.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/MULKE14-ARIN

OrgTechHandle: MULKE14-ARIN
OrgTechName: Mulkey, Shereyl
OrgTechPhone: +1-770-425-4001
OrgTechEmail: lmdcfo@att.net
OrgTechRef: https://rdap.arin.net/registry/entity/MULKE14-ARIN