Feat: validate domains are alive (and w/ CI)

package.json

@@ -21,7 +21,9 @@
   "license": "ISC",
   "dependencies": {
     "@ghostery/adblocker": "^2.0.3",
+    "@henrygd/queue": "^1.0.7",
     "@jsdevtools/ez-spawn": "^3.0.4",
+    "async-retry": "^1.3.3",
     "async-sema": "^3.1.1",
     "better-sqlite3": "^11.5.0",
     "cacache": "^19.0.1",
@@ -30,6 +32,7 @@
     "cli-table3": "^0.6.5",
     "csv-parse": "^5.5.6",
     "devalue": "^5.1.1",
+    "dns2": "^2.1.0",
     "fast-cidr-tools": "^0.3.1",
     "fdir": "^6.4.2",
     "foxact": "^0.2.41",
@@ -43,6 +46,7 @@
     "tldts": "^6.1.58",
     "tldts-experimental": "^6.1.58",
     "undici": "6.20.1",
+    "whoiser": "^1.18.0",
     "why-is-node-running": "^3.2.1",
     "yaml": "^2.6.0"
   },
@@ -50,8 +54,10 @@
     "@eslint-sukka/node": "^6.9.0",
     "@swc-node/register": "^1.10.9",
     "@swc/core": "^1.7.42",
+    "@types/async-retry": "^1.4.9",
     "@types/better-sqlite3": "^7.6.11",
     "@types/cacache": "^17.0.2",
+    "@types/dns2": "^2.0.9",
     "@types/make-fetch-happen": "^10.0.4",
     "@types/mocha": "^10.0.9",
     "@types/node": "^22.8.7",