ASNumber: 33746 ASName: TTEK-AS ASHandle: AS33746 RegDate: 2009-03-12 Updated: 2019-03-21 Ref: https://rdap.arin.net/registry/autnum/33746 OrgID: TETRA-15 OrgName: TETRA TECH, INC. CanAllocate: Street: 3475 E FOOTHILL BLVD. City: PASADENA State/Prov: CA Country: US PostalCode: 91107 RegDate: 2009-01-21 Updated: 2026-07-08 OrgAbuseHandle LEVIN193-ARIN OrgAbuseHandle LOMBA72-ARIN OrgAbuseHandle MOORH10-ARIN OrgAbuseHandle ROYYV-ARIN OrgNOCHandle LOMBA72-ARIN OrgNOCHandle MOORH10-ARIN OrgNOCHandle ROYYV-ARIN OrgRoutingHandle LOMBA72-ARIN OrgDNSHandle KOBAY18-ARIN OrgDNSHandle MOORH10-ARIN OrgAdminHandle HELMD8-ARIN OrgTechHandle LOMBA72-ARIN OrgTechHandle MOORH10-ARIN OrgTechHandle ROYYV-ARIN Source: ARIN OrgTechHandleHandle: LOMBA72-ARIN OrgTechHandleName: Lombardi, Michael OrgTechHandlePhone: +1-518-368-6453 OrgTechHandleEmail: [email protected] OrgTechHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN OrgTechHandleHandle: MOORH10-ARIN OrgTechHandleName: Moorhead, Chris OrgTechHandlePhone: +1-859-514-8756 OrgTechHandleEmail: [email protected] OrgTechHandleRef: https://rdap.arin.net/registry/entity/MOORH10-ARIN OrgTechHandleHandle: ROYYV-ARIN OrgTechHandleName: Roy, Yves OrgTechHandlePhone: +1-418-871-8151 OrgTechHandleEmail: [email protected] OrgTechHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN OrgAbuseHandleHandle: LEVIN193-ARIN OrgAbuseHandleName: Levine, Darrious OrgAbuseHandlePhone: +1-626-470-2566 OrgAbuseHandleEmail: [email protected] OrgAbuseHandleRef: https://rdap.arin.net/registry/entity/LEVIN193-ARIN OrgAbuseHandleHandle: LOMBA72-ARIN OrgAbuseHandleName: Lombardi, Michael OrgAbuseHandlePhone: +1-518-368-6453 OrgAbuseHandleEmail: [email protected] OrgAbuseHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN OrgAbuseHandleHandle: MOORH10-ARIN OrgAbuseHandleName: Moorhead, Chris OrgAbuseHandlePhone: +1-859-514-8756 OrgAbuseHandleEmail: [email protected] OrgAbuseHandleRef: https://rdap.arin.net/registry/entity/MOORH10-ARIN OrgAbuseHandleHandle: ROYYV-ARIN OrgAbuseHandleName: Roy, Yves OrgAbuseHandlePhone: +1-418-871-8151 OrgAbuseHandleEmail: [email protected] OrgAbuseHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN OrgNOCHandleHandle: LOMBA72-ARIN OrgNOCHandleName: Lombardi, Michael OrgNOCHandlePhone: +1-518-368-6453 OrgNOCHandleEmail: [email protected] OrgNOCHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN OrgNOCHandleHandle: MOORH10-ARIN OrgNOCHandleName: Moorhead, Chris OrgNOCHandlePhone: +1-859-514-8756 OrgNOCHandleEmail: [email protected] OrgNOCHandleRef: https://rdap.arin.net/registry/entity/MOORH10-ARIN OrgNOCHandleHandle: ROYYV-ARIN OrgNOCHandleName: Roy, Yves OrgNOCHandlePhone: +1-418-871-8151 OrgNOCHandleEmail: [email protected] OrgNOCHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN OrgRoutingHandleHandle: LOMBA72-ARIN OrgRoutingHandleName: Lombardi, Michael OrgRoutingHandlePhone: +1-518-368-6453 OrgRoutingHandleEmail: [email protected] OrgRoutingHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN OrgDNSHandleHandle: KOBAY18-ARIN OrgDNSHandleName: Kobayashi, Sean OrgDNSHandlePhone: +1-626-470-2401 OrgDNSHandleEmail: [email protected] OrgDNSHandleRef: https://rdap.arin.net/registry/entity/KOBAY18-ARIN OrgDNSHandleHandle: MOORH10-ARIN OrgDNSHandleName: Moorhead, Chris OrgDNSHandlePhone: +1-859-514-8756 OrgDNSHandleEmail: [email protected] OrgDNSHandleRef: https://rdap.arin.net/registry/entity/MOORH10-ARIN OrgAdminHandleHandle: HELMD8-ARIN OrgAdminHandleName: Helm, Dawn OrgAdminHandlePhone: +1-587-787-2104 OrgAdminHandleEmail: [email protected] OrgAdminHandleRef: https://rdap.arin.net/registry/entity/HELMD8-ARIN RTechHandleHandle: JSH254-ARIN RTechHandleName: SHEN, JOE RTechHandlePhone: +1-626-470-2383 RTechHandleEmail: [email protected] RTechHandleRef: https://rdap.arin.net/registry/entity/JSH254-ARIN RTechHandleHandle: LOMBA72-ARIN RTechHandleName: Lombardi, Michael RTechHandlePhone: +1-518-368-6453 RTechHandleEmail: [email protected] RTechHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN RTechHandleHandle: PURRI-ARIN RTechHandleName: Purrier, William RTechHandlePhone: +1-916-853-4565 RTechHandleEmail: [email protected] RTechHandleRef: https://rdap.arin.net/registry/entity/PURRI-ARIN RTechHandleHandle: ROYYV-ARIN RTechHandleName: Roy, Yves RTechHandlePhone: +1-418-871-8151 RTechHandleEmail: [email protected] RTechHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN RAbuseHandleHandle: JSH254-ARIN RAbuseHandleName: SHEN, JOE RAbuseHandlePhone: +1-626-470-2383 RAbuseHandleEmail: [email protected] RAbuseHandleRef: https://rdap.arin.net/registry/entity/JSH254-ARIN RAbuseHandleHandle: LOMBA72-ARIN RAbuseHandleName: Lombardi, Michael RAbuseHandlePhone: +1-518-368-6453 RAbuseHandleEmail: [email protected] RAbuseHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN RAbuseHandleHandle: PURRI-ARIN RAbuseHandleName: Purrier, William RAbuseHandlePhone: +1-916-853-4565 RAbuseHandleEmail: [email protected] RAbuseHandleRef: https://rdap.arin.net/registry/entity/PURRI-ARIN RAbuseHandleHandle: ROYYV-ARIN RAbuseHandleName: Roy, Yves RAbuseHandlePhone: +1-418-871-8151 RAbuseHandleEmail: [email protected] RAbuseHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN RNOCHandleHandle: JSH254-ARIN RNOCHandleName: SHEN, JOE RNOCHandlePhone: +1-626-470-2383 RNOCHandleEmail: [email protected] RNOCHandleRef: https://rdap.arin.net/registry/entity/JSH254-ARIN RNOCHandleHandle: LOMBA72-ARIN RNOCHandleName: Lombardi, Michael RNOCHandlePhone: +1-518-368-6453 RNOCHandleEmail: [email protected] RNOCHandleRef: https://rdap.arin.net/registry/entity/LOMBA72-ARIN RNOCHandleHandle: PURRI-ARIN RNOCHandleName: Purrier, William RNOCHandlePhone: +1-916-853-4565 RNOCHandleEmail: [email protected] RNOCHandleRef: https://rdap.arin.net/registry/entity/PURRI-ARIN RNOCHandleHandle: ROYYV-ARIN RNOCHandleName: Roy, Yves RNOCHandlePhone: +1-418-871-8151 RNOCHandleEmail: [email protected] RNOCHandleRef: https://rdap.arin.net/registry/entity/ROYYV-ARIN