# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # NetRange: 172.83.72.0 - 172.83.79.255 CIDR: 172.83.72.0/21 NetName: TUL-7 NetHandle: NET-172-83-72-0-1 Parent: NET172 (NET-172-0-0-0-0) NetType: Direct Allocation OriginAS: AS19353, AS209242, AS397151 Organization: Trans Union, LLC (TUL-7) RegDate: 2022-03-30 Updated: 2024-11-07 Comment: As of May 12, 2022, this address is announced by CloudFlare pursuant to a Letter of Agency on file with CloudFlare. Comment: Comment: Ref: https://rdap.arin.net/registry/ip/172.83.72.0 OrgName: Trans Union, LLC OrgId: TUL-7 Address: 555 W. Adams City: Chicago StateProv: IL PostalCode: 60661 Country: US RegDate: 2007-06-06 Updated: 2024-01-09 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: TIQ-ARIN OrgTechName: Iqbal, Tariq OrgTechPhone: +1-312-985-3889 OrgTechEmail: tiqbal@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/TIQ-ARIN OrgTechHandle: BLACK1040-ARIN OrgTechName: Blackford, Bill OrgTechPhone: +1-971-276-3620 OrgTechEmail: Bill.Blackford@transunion.com OrgTechRef: https://rdap.arin.net/registry/entity/BLACK1040-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 OrgAbuseHandle: GOC10-ARIN OrgAbuseName: GOC OrgAbusePhone: +1-312-985-4362 OrgAbuseEmail: GOC@transunion.com OrgAbuseRef: https://rdap.arin.net/registry/entity/GOC10-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. #