IP Address12.130.138.228WHOIS 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 IP12.130.128.0End IP12.130.191.255CIDR12.130.128.0/18Net NameATTENS-SJC1-2Net HandleNET-12-130-128-0-1StatusReallocatedOrganizationCERFnet (CERF)Date Created2005-12-21Date Updated2005-12-21Sourcehttps://rdap.arin.net/registry/ip/12.130.128.0ParentsATT (NET-12-0-0-0-1)
Start IP12.130.138.0End IP12.130.138.255CIDR12.130.138.0/24Net NameATTENS-010369-005187Net HandleNET-12-130-138-0-1StatusReassignedOrganizationResponsys Inc. (RSYS)Date Created2012-09-17Date Updated2012-09-17Sourcehttps://rdap.arin.net/registry/ip/12.130.138.0ParentsATTENS-SJC1-2 (NET-12-130-128-0-1)
Organization
HandleRSYSNameResponsys Inc.Address1100 Grundy Lane,, Suite 300, San Bruno, CA, 94066, USCountryUSDate Created1999-05-21Date Updated2021-01-13Sourcehttps://rdap.arin.net/registry/entity/RSYS
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
HandleDRU40-ARINNameRueegg, DanielEmaildr6348@att.comPhone+41 1 4957899Sourcehttps://rdap.arin.net/registry/entity/DRU40-ARIN
HandleNAJMI1-ARINNameNajmikova, IvanaEmailivana.najmikova@intl.att.comPhone+421 250210682Sourcehttps://rdap.arin.net/registry/entity/NAJMI1-ARIN
HandleNETWO10-ARINNameNetwork ProvisioningEmailer3254@att.comPhone+1-877-789-2877Sourcehttps://rdap.arin.net/registry/entity/NETWO10-ARIN
HandleKRAJN2-ARINNameKrajnakova, HenrietaEmailhenrieta.krajnakova@intl.att.comPhone+00000000Sourcehttps://rdap.arin.net/registry/entity/KRAJN2-ARIN
HandleLEITM2-ARINNameLeitmanova, LuciaEmailrm-ip_allocator@intl.att.comPhone+421 2 332 25571Sourcehttps://rdap.arin.net/registry/entity/LEITM2-ARIN
HandleSTRAN154-ARINNameStranska, JanaEmailjana.stranska1@intl.att.comPhone+421 233225331Sourcehttps://rdap.arin.net/registry/entity/STRAN154-ARIN
HandleORACL2-ARINNameORACLEROUTINGEmailnetwork-contact_ww@oracle.comPhone+1-800-392-2999Sourcehttps://rdap.arin.net/registry/entity/ORACL2-ARIN
HandleORACL1-ARINNameORACLE NISEmaildomain-contact_ww_grp@oracle.comPhone+1-800-633-0738Sourcehttps://rdap.arin.net/registry/entity/ORACL1-ARIN
Abuse Contacts
HandleABUSE7-ARINNameabuseEmailabuse@att.netPhone+1-919-319-8167Sourcehttps://rdap.arin.net/registry/entity/ABUSE7-ARIN
HandleNETWO10-ARINNameNetwork ProvisioningEmailer3254@att.comPhone+1-877-789-2877Sourcehttps://rdap.arin.net/registry/entity/NETWO10-ARIN
HandleRESPO4-ARINNameResponsys AbuseEmailabuse@abuse.responsys.netPhone+1-650-506-7000Sourcehttps://rdap.arin.net/registry/entity/RESPO4-ARIN
Routes
Sourcehttps://rdap.arin.net/registry/ip/12.0.0.0
Sourcehttps://rdap.arin.net/registry/ip/12.130.128.0
Sourcehttps://rdap.arin.net/registry/ip/12.130.138.0
