{
  "asOf": "2026-09-05",
  "_source": "the census database dispositions (full population) + the raw DNS MX records",
  "total": 347691016,
  "graded": 315211826,
  "unreachable": 15224614,
  "indeterminate": 15865500,
  "dead": 1389076,
  "zombie_mx_dead_or_unreachable": null,
  "zombie_by_disposition": {
    "dead": null,
    "unreachable": null
  },
  "parked": null,
  "for_sale": null,
  "_note": "zombie = dead/unreachable domain still publishing an MX (the raw DNS MX records non-empty) = abandoned-but-accepts-mail. NULL here = MX only enumerated for graded domains this round. parked/for_sale need page-body (the raw HTTP capture keeps headers+status only)."
}