IP WHOIS Lookup
Look up registration and network information for IP addresses using WHOIS
IP Whois
NetRange: 209.173.48.0 - 209.173.57.255 CIDR: 209.173.56.0/23, 209.173.48.0/21 NetName: TUL-7 NetHandle: NET-209-173-48-0-1 Parent: NET209 (NET-209-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Trans Union, LLC (TUL-7) RegDate: 2001-03-21 Updated: 2026-07-10 Ref: https://rdap.arin.net/registry/ip/209.173.48.0 OrgName: Trans Union, LLC OrgId: TUL-7 Address: 555 W. Adams City: Chicago StateProv: IL PostalCode: 60661 Country: US RegDate: 2007-06-06 Updated: 2026-06-30 Ref: https://rdap.arin.net/registry/entity/TUL-7 OrgTechHandle: NETWO10022-ARIN OrgTechName: Network Operations OrgTechPhone: +1-312-985-4362 OrgTechEmail: PDLNETWORKOPS@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/NETWO10022-ARIN OrgTechHandle: TIEDE6-ARIN OrgTechName: Tiedemann, Eric OrgTechPhone: +1-833-806-1627 OrgTechEmail: eric.tiedemann@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/TIEDE6-ARIN OrgAbuseHandle: GOC10-ARIN OrgAbuseName: GOC OrgAbusePhone: +1-312-985-4362 OrgAbuseEmail: GOC@transunion.com OrgAbuseRef: https://rdap.arin.net/registry/entity/GOC10-ARIN OrgTechHandle: CALDE247-ARIN OrgTechName: Calderon, Andrey OrgTechPhone: +1-888-888-8888 OrgTechEmail: andrey.calderon@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/CALDE247-ARIN OrgAbuseHandle: NETWO10022-ARIN OrgAbuseName: Network Operations OrgAbusePhone: +1-312-985-4362 OrgAbuseEmail: PDLNETWORKOPS@transunion.com OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO10022-ARIN OrgTechHandle: PLATT78-ARIN OrgTechName: Platt, Daniel OrgTechPhone: +1-833-806-1627 OrgTechEmail: daniel.platt@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/PLATT78-ARIN OrgTechHandle: TIQ-ARIN OrgTechName: Iqbal, Tariq OrgTechPhone: +1-312-985-3889 OrgTechEmail: tiqbal@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/TIQ-ARIN