# # 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. # # start NetRange: 66.17.128.0 - 66.17.255.255 CIDR: 66.17.128.0/17 NetName: RGS-BLK6 NetHandle: NET-66-17-128-0-1 Parent: NET66 (NET-66-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: GTT Americas, LLC (GAL-104) RegDate: 2002-11-18 Updated: 2025-05-07 Ref: https://rdap.arin.net/registry/ip/66.17.128.0 OrgName: GTT Americas, LLC OrgId: GAL-104 Address: 4201 Wilson Blvd -Suite 504 City: Arlington StateProv: VA PostalCode: 22203 Country: US RegDate: 2025-02-11 Updated: 2025-07-08 Ref: https://rdap.arin.net/registry/entity/GAL-104 OrgTechHandle: AS3251-ARIN OrgTechName: AS3257 Netguard OrgTechPhone: +49 69 48007422 OrgTechEmail: netguard@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/AS3251-ARIN OrgTechHandle: GLD5-ARIN OrgTechName: GTT Legal Departement OrgTechPhone: +359886606 OrgTechEmail: alexander.mutafchiyski@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/GLD5-ARIN OrgAbuseHandle: GAD46-ARIN OrgAbuseName: GTT Abuse Department OrgAbusePhone: +1-703-442-5500 OrgAbuseEmail: abuse@gtt.net OrgAbuseRef: https://rdap.arin.net/registry/entity/GAD46-ARIN OrgTechHandle: GIT5-ARIN OrgTechName: GTT IPAM Team OrgTechPhone: +1-703-442-5500 OrgTechEmail: netguard@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/GIT5-ARIN OrgNOCHandle: GNOC16-ARIN OrgNOCName: GTT Network Operations Center OrgNOCPhone: +1-703-442-5500 OrgNOCEmail: noc@gtt.net OrgNOCRef: https://rdap.arin.net/registry/entity/GNOC16-ARIN # end # start NetRange: 66.17.189.0 - 66.17.189.63 CIDR: 66.17.189.0/26 NetName: YIPS-CATALYST-S070804 NetHandle: NET-66-17-189-0-1 Parent: RGS-BLK6 (NET-66-17-128-0-1) NetType: Reassigned OriginAS: Customer: Catalyst Technology Group (C00854386) RegDate: 2004-07-08 Updated: 2004-07-08 Ref: https://rdap.arin.net/registry/ip/66.17.189.0 CustName: Catalyst Technology Group Address: 8888 Keystone Crossing, Suite 1300 City: Indianapolis StateProv: IN PostalCode: 46240 Country: US RegDate: 2004-07-08 Updated: 2017-11-14 Ref: https://rdap.arin.net/registry/entity/C00854386 OrgTechHandle: AS3251-ARIN OrgTechName: AS3257 Netguard OrgTechPhone: +49 69 48007422 OrgTechEmail: netguard@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/AS3251-ARIN OrgTechHandle: GLD5-ARIN OrgTechName: GTT Legal Departement OrgTechPhone: +359886606 OrgTechEmail: alexander.mutafchiyski@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/GLD5-ARIN OrgAbuseHandle: GAD46-ARIN OrgAbuseName: GTT Abuse Department OrgAbusePhone: +1-703-442-5500 OrgAbuseEmail: abuse@gtt.net OrgAbuseRef: https://rdap.arin.net/registry/entity/GAD46-ARIN OrgTechHandle: GIT5-ARIN OrgTechName: GTT IPAM Team OrgTechPhone: +1-703-442-5500 OrgTechEmail: netguard@gtt.net OrgTechRef: https://rdap.arin.net/registry/entity/GIT5-ARIN OrgNOCHandle: GNOC16-ARIN OrgNOCName: GTT Network Operations Center OrgNOCPhone: +1-703-442-5500 OrgNOCEmail: noc@gtt.net OrgNOCRef: https://rdap.arin.net/registry/entity/GNOC16-ARIN # end # # 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. #