IP Address12.145.203.21WHOIS Serverwhois.arin.net
Inet Nums
Start IP12.0.0.0End IP12.255.255.255CIDR12.0.0.0/8Net NameATTNet HandleNET-12-0-0-0-1StatusDirect AllocationOrganizationAT&T Enterprises, LLC (AEL-360)Date Created1983-08-23Date Updated2025-12-02Sourcehttps://rdap.arin.net/registry/ip/12.0.0.0ParentsNET12 (NET-12-0-0-0-0)
Start IP12.145.200.0End IP12.145.207.255CIDR12.145.200.0/21Net NameATTSVCM-12-145-200-0Net HandleNET-12-145-200-0-1StatusReallocatedOrganizationAT&T Services, Inc. (ATTW)Date Created2003-12-15Date Updated2003-12-15Sourcehttps://rdap.arin.net/registry/ip/12.145.200.0ParentsATT (NET-12-0-0-0-1)
Start IP12.145.200.0End IP12.145.207.255CIDR12.145.200.0/21Net NameGLENWOOD53-200Net HandleNET-12-145-200-0-2StatusReassignedOrganizationGLENWOOD TELEPHONE MEMBERSHIP CO (GTM-5)Date Created2005-01-26Date Updated2005-01-26Sourcehttps://rdap.arin.net/registry/ip/12.145.200.0ParentsATTSVCM-12-145-200-0 (NET-12-145-200-0-1)
Organization
HandleGTM-5NameGLENWOOD TELEPHONE MEMBERSHIP COAddress510 WEST GAGE STREET, BLUE HILL, NE, 68930, USCountryUSDate Created2005-01-26Date Updated2022-12-09Sourcehttps://rdap.arin.net/registry/entity/GTM-5
Technical Contacts
HandleICC-ARINNameIP TeamEmailrm-ipspecialist@att.comPhone+1-888-876-2382Sourcehttps://rdap.arin.net/registry/entity/ICC-ARIN
HandleZS44-ARINNameIPAdmin-ATT Internet ServicesEmailipadmin@semail.att.comPhone+1-888-510-5545Sourcehttps://rdap.arin.net/registry/entity/ZS44-ARIN
HandleROUTI59-ARINNameRouting POCEmailDL-routing_poc@att.comPhone+1-999-999-9999Sourcehttps://rdap.arin.net/registry/entity/ROUTI59-ARIN
HandleIPSWI-ARINNameIP SWIPEmailhelp@ip.att.netPhone+1-888-613-6330Sourcehttps://rdap.arin.net/registry/entity/IPSWI-ARIN
HandlePTS7-ARINNameSampson, Phil TEmailpsampson@7sigma.comPhone+1-218-831-2828Sourcehttps://rdap.arin.net/registry/entity/PTS7-ARIN
Abuse Contacts
HandleABUSE7-ARINNameabuseEmailabuse@att.netPhone+1-919-319-8167Sourcehttps://rdap.arin.net/registry/entity/ABUSE7-ARIN
HandleATTAB-ARINNameATT AbuseEmailabuse@att.netPhone+1-999-999-9999Sourcehttps://rdap.arin.net/registry/entity/ATTAB-ARIN
HandlePTS7-ARINNameSampson, Phil TEmailpsampson@7sigma.comPhone+1-218-831-2828Sourcehttps://rdap.arin.net/registry/entity/PTS7-ARIN
Routes
Sourcehttps://rdap.arin.net/registry/ip/12.0.0.0
Sourcehttps://rdap.arin.net/registry/ip/12.145.200.0
Sourcehttps://rdap.arin.net/registry/ip/12.145.200.0
