{"carrier":{"dot_number":"171808","legal_name":"KIENSTRA INC","dba_name":"KIENSTRA HAULING","entity_type":"AUTHORIZED FOR HIRE;EXEMPT FOR HIRE","operating_status":"AUTHORIZED FOR HIRE;EXEMPT FOR HIRE","phy_street":"201 W FERGUSON AVE","phy_city":"WOOD RIVER","phy_state":"IL","phy_zip":"62095","phy_country":"US","phone":"6182544366","mc_number":"MC-322395","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":71,"total_drivers":62,"total_cdl":62,"mcs150_mileage":854206,"mcs150_mileage_year":"2003","mcs150_date":"20040817 0000","add_date":"19740601","officer_1":"CHRIS KIENSTRA","officer_2":"DAN MURPHEY","fleet_size_class":"O","business_type":"CORPORATION","duns_number":"6483580","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:36:10","updated_at":"2026-05-16 01:36:10"},"crashes":{"total":10,"fatal":0,"injury":5},"safety_scores":[],"freightproof":{"dot_number":"171808","record_status":"no_vetting_yet","what_this_proves":"FMCSA-sourced carrier data cached by FreightProof. No signed vetting record exists yet; run one to generate a tamper-evident proof-of-checking.","data_hash":null,"vetting_date":null,"verify":null,"run_full_vetting":{"endpoint":"https://freight.rootz.global/mcp","tool":"freight_carrier_vet","arguments":{"dot_number":"171808"},"sealed_evidence_tool":"freight_create_evidence"},"ai_discovery":"https://freight.rootz.global/.well-known/ai","data_source":"FMCSA (Census, Crash, Inspection, Enforcement)","legal_basis":"Montgomery v. Caribe Transport II, LLC, 608 U.S. ___ (2026)"}}