Extended IP Address Information for 12.145.177.45

The following information for the IP address 12.145.177.45 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 2026-06-16 10:35:49 (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
Fiserv Solutions, LLC ATT-12-145-177-0-24 (NET-12-145-177-0-1) 12.145.177.0 - 12.145.177.255

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

AT&T Enterprises, LLC ATT (NET-12-0-0-0-1) 12.0.0.0 - 12.255.255.255
MMHFGB NET-12-0-0-0-1 (NET-12-138-185-168-1) 12.138.185.168 - 12.138.185.175
MMHFGB NET-12-0-0-0-1 (NET-12-45-219-88-1) 12.45.219.88 - 12.45.219.95

Additional for NET-12-145-177-0-1:

NetRange: 12.145.177.0 - 12.145.177.255
CIDR: 12.145.177.0/24
NetName: ATT-12-145-177-0-24
NetHandle: NET-12-145-177-0-1
Parent: ATT (NET-12-0-0-0-1)
NetType: Reassigned
OriginAS:
Organization: Fiserv Solutions, LLC (FSL-293)
RegDate: 2023-08-04
Updated: 2023-08-04
Ref: https://rdap.arin.net/registry/ip/12.145.177.0


OrgName: Fiserv Solutions, LLC
OrgId: FSL-293
Address: 255 Fiserv Drive
City: Brookfield
StateProv: WI
PostalCode: 53045
Country: US
RegDate: 2020-06-30
Updated: 2026-04-20
Ref: https://rdap.arin.net/registry/entity/FSL-293


OrgRoutingHandle: REGIS119-ARIN
OrgRoutingName: Registrant Admin
OrgRoutingPhone: +1-888-377-8726
OrgRoutingEmail: Registrant.Admin@fiserv.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgTechHandle: MADEL6-ARIN
OrgTechName: Madel, Steve
OrgTechPhone: +1-402-770-5406
OrgTechEmail: steven.madel@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/MADEL6-ARIN

OrgDNSHandle: REGIS119-ARIN
OrgDNSName: Registrant Admin
OrgDNSPhone: +1-888-377-8726
OrgDNSEmail: Registrant.Admin@fiserv.com
OrgDNSRef: https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgRoutingHandle: NOC32256-ARIN
OrgRoutingName: NOC
OrgRoutingPhone: +1-678-375-4000
OrgRoutingEmail: ESMSustainingEng@Fiserv.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: RIEDE-ARIN
OrgTechName: Riedener, Peter
OrgTechPhone: +1-862-339-5541
OrgTechEmail: peter.riedener@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/RIEDE-ARIN

OrgDNSHandle: NOC32256-ARIN
OrgDNSName: NOC
OrgDNSPhone: +1-678-375-4000
OrgDNSEmail: ESMSustainingEng@Fiserv.com
OrgDNSRef: https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: PATTE249-ARIN
OrgTechName: Patterson, Mike
OrgTechPhone: +1-678-375-3484
OrgTechEmail: mike.patterson@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/PATTE249-ARIN

OrgAbuseHandle: REGIS118-ARIN
OrgAbuseName: Registrant Abuse
OrgAbusePhone: +1-888-377-8726
OrgAbuseEmail: Registrant.Abuse@fiserv.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/REGIS118-ARIN

OrgTechHandle: DOE2-ARIN
OrgTechName: Oehlerking, David
OrgTechPhone: +1-402-689-1246
OrgTechEmail: doehlerking1964@gmail.com
OrgTechRef: https://rdap.arin.net/registry/entity/DOE2-ARIN

OrgNOCHandle: NOC32256-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-678-375-4000
OrgNOCEmail: ESMSustainingEng@Fiserv.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: NOC32256-ARIN
OrgTechName: NOC
OrgTechPhone: +1-678-375-4000
OrgTechEmail: ESMSustainingEng@Fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: GGT3-ARIN
OrgTechName: Tempesta, George George
OrgTechPhone: +1-302-416-9225
OrgTechEmail: george.tempesta@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/GGT3-ARIN

OrgTechHandle: FUNKZ-ARIN
OrgTechName: Funk, Zahn
OrgTechPhone: +1-614-561-4843
OrgTechEmail: zahn.funk@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/FUNKZ-ARIN

OrgTechHandle: JM2443-ARIN
OrgTechName: MORAN, JAY
OrgTechPhone: +1-470-669-6999
OrgTechEmail: jay.moran@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/JM2443-ARIN

OrgNOCHandle: REGIS119-ARIN
OrgNOCName: Registrant Admin
OrgNOCPhone: +1-888-377-8726
OrgNOCEmail: Registrant.Admin@fiserv.com
OrgNOCRef: https://rdap.arin.net/registry/entity/REGIS119-ARIN

OrgTechHandle: DOSTE5-ARIN
OrgTechName: Doster, Tarvaris
OrgTechPhone: +1-404-312-7612
OrgTechEmail: tarvaris.doster@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/DOSTE5-ARIN

OrgAbuseHandle: NOC32256-ARIN
OrgAbuseName: NOC
OrgAbusePhone: +1-678-375-4000
OrgAbuseEmail: ESMSustainingEng@Fiserv.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC32256-ARIN

OrgTechHandle: BRUHN7-ARIN
OrgTechName: Bruhns, Kyle
OrgTechPhone: +1-901-495-5400
OrgTechEmail: kyle.bruhns@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/BRUHN7-ARIN

OrgTechHandle: REGIS119-ARIN
OrgTechName: Registrant Admin
OrgTechPhone: +1-888-377-8726
OrgTechEmail: Registrant.Admin@fiserv.com
OrgTechRef: https://rdap.arin.net/registry/entity/REGIS119-ARIN

Retrieved from "http://aboutus.com/Special:WhatsMyIpAddress/12.145.177.45"