{
  "_comment": [
    "The proto.cairnobs.org DNS records as they stood before the prototype was",
    "retired and sentry.ttlhost.com (172.239.44.244) was decommissioned on",
    "2026-09-04. Kept so the environment can be recreated exactly rather than",
    "guessed at when development restarts.",
    "",
    "All five were grey-cloud (proxied: false) and must stay that way if",
    "recreated: Cloudflare's proxy cannot carry the gRPC/mTLS log ingest on",
    "4317, and the web names were served directly. ttl 1 means 'auto' (300s).",
    "",
    "Only the IP changes on recreation -- point them at whichever host runs",
    "the stack.",
    "",
    "Do NOT plan on reusing the old mTLS material. The server certificate and",
    "its CA (O=Sentry Dev CA) lived on the destroyed host, and the six field",
    "agents were uninstalled on 2026-09-04 along with their client certs.",
    "The next prototype is a fresh build: it will issue its own CA, and the",
    "agents get re-enrolled against that. These names are the only thing here",
    "worth carrying forward.",
    "",
    "Recreate with:",
    "  cf api POST /zones/{zone_id}/dns_records  (one per entry in 'records')"
  ],
  "zone": "cairnobs.org",
  "zone_id": "6fdcc8d9a6acd148e82bf13a31b4262d",
  "retired_on": "2026-09-04",
  "was_hosted_on": {
    "name": "sentry.ttlhost.com",
    "ipv4": "172.239.44.244",
    "ipv6": "2600:3c06::2000:1ff:fe1d:39ef"
  },
  "records": [
    { "name": "proto.cairnobs.org",          "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "proto.cairnobs.org",          "type": "AAAA", "content": "2600:3c06::2000:1ff:fe1d:39ef", "ttl": 1, "proxied": false },
    { "name": "api.proto.cairnobs.org",      "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "alerting.proto.cairnobs.org", "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "ingest.proto.cairnobs.org",   "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false }
  ],

  "_legacy_comment": [
    "The sentry.ttlhost.com names below were the environment's original",
    "addresses, kept as 301 redirects to the matching proto.cairnobs.org",
    "names after the rename. Web_Host's three agents were still configured",
    "against ingest.sentry.ttlhost.com when the host was retired.",
    "",
    "Deleted 2026-09-04 in the same pass, once the Linode was destroyed:",
    "five records aimed at a released IP are a subdomain-takeover path, not",
    "untidiness -- the address can be reallocated to anyone.",
    "",
    "Probably NOT worth recreating. If the prototype comes back, point the",
    "agents at the proto.cairnobs.org names directly and let this second set",
    "of names stay retired."
  ],
  "legacy_zone": "ttlhost.com",
  "legacy_zone_id": "5cee639876c4024cfe3c9602bf0e393a",
  "legacy_records": [
    { "name": "sentry.ttlhost.com",           "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "sentry.ttlhost.com",           "type": "AAAA", "content": "2600:3c06::2000:1ff:fe1d:39ef", "ttl": 1, "proxied": false },
    { "name": "api.sentry.ttlhost.com",       "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "alerting.sentry.ttlhost.com",  "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false },
    { "name": "ingest.sentry.ttlhost.com",    "type": "A",    "content": "172.239.44.244",                 "ttl": 1, "proxied": false }
  ]
}