# # 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 1997-2026, American Registry for Internet Numbers, Ltd. # # # Query terms are ambiguous. The query is assumed to be: # "n 158.73.33.122" # # Use "?" to get help. # NetRange: 158.73.0.0 - 158.73.255.255 CIDR: 158.73.0.0/16 NetName: CMSNET NetHandle: NET-158-73-0-0-1 Parent: NET158 (NET-158-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: U.S. Dept. of Health and Human Services (UDHHS) RegDate: 1992-02-15 Updated: 2021-12-14 Comment: http://www.cms.hhs.gov/ Ref: https://rdap.arin.net/registry/ip/158.73.0.0 OrgName: U.S. Dept. of Health and Human Services OrgId: UDHHS Address: HHS/ASA/OCIO Address: 5600 Fishers Lane City: Rockville StateProv: MD PostalCode: 20852 Country: US RegDate: 1992-02-15 Updated: 2025-12-31 Ref: https://rdap.arin.net/registry/entity/UDHHS OrgAbuseHandle: MOXLE3-ARIN OrgAbuseName: Moxley, Duane OrgAbusePhone: +1-202-770-5350 OrgAbuseEmail: duane.moxley@hhs.gov OrgAbuseRef: https://rdap.arin.net/registry/entity/MOXLE3-ARIN OrgTechHandle: PSC110-ARIN OrgTechName: Program Support Center OrgTechPhone: +1-202-774-2125 OrgTechEmail: pschostmaster@ees.hhs.gov OrgTechRef: https://rdap.arin.net/registry/entity/PSC110-ARIN OrgTechHandle: VOYTA-ARIN OrgTechName: Voyta, Steven OrgTechPhone: +1-240-506-1441 OrgTechEmail: steven.voyta@hhs.gov OrgTechRef: https://rdap.arin.net/registry/entity/VOYTA-ARIN OrgNOCHandle: MOXLE3-ARIN OrgNOCName: Moxley, Duane OrgNOCPhone: +1-202-770-5350 OrgNOCEmail: duane.moxley@hhs.gov OrgNOCRef: https://rdap.arin.net/registry/entity/MOXLE3-ARIN OrgAbuseHandle: ABUSE5037-ARIN OrgAbuseName: Abuse OrgAbusePhone: +1-301-443-2893 OrgAbuseEmail: abuse@hhs.gov OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5037-ARIN OrgNOCHandle: HNOC10-ARIN OrgNOCName: HHS Network Operations Center OrgNOCPhone: +1-301-443-2893 OrgNOCEmail: HHS_ITIO_NOC@HHS.GOV OrgNOCRef: https://rdap.arin.net/registry/entity/HNOC10-ARIN OrgTechHandle: MOXLE3-ARIN OrgTechName: Moxley, Duane OrgTechPhone: +1-202-770-5350 OrgTechEmail: duane.moxley@hhs.gov OrgTechRef: https://rdap.arin.net/registry/entity/MOXLE3-ARIN OrgTechHandle: MILLE3252-ARIN OrgTechName: Miller, Tim OrgTechPhone: +1-206-615-2450 OrgTechEmail: timothy.miller@hhs.gov OrgTechRef: https://rdap.arin.net/registry/entity/MILLE3252-ARIN RTechHandle: ROXAS9-ARIN RTechName: Roxas, Mike RTechPhone: +1-410-786-6526 RTechEmail: michael.roxas@cms.hhs.gov RTechRef: https://rdap.arin.net/registry/entity/ROXAS9-ARIN RAbuseHandle: CISD-ARIN RAbuseName: CMS IT Service Desk RAbusePhone: +1-410-786-2580 RAbuseEmail: cms_it_service_desk@cms.hhs.gov RAbuseRef: https://rdap.arin.net/registry/entity/CISD-ARIN RTechHandle: GASSW-ARIN RTechName: Gass, William RTechPhone: +1-410-916-6583 RTechEmail: william.gass@cms.hhs.gov RTechRef: https://rdap.arin.net/registry/entity/GASSW-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 1997-2026, American Registry for Internet Numbers, Ltd. #