Add CLI script for domain lookup and create package-lock.json; update README and package.json for clarity and dependencies

README.md

@@ -1,19 +1,14 @@
 # rdapper
-🤵Domain RDAP/WHOIS fetched and parser for Node
-rdapper
-========
 
-Fetch and parse domain registration data with RDAP-first and WHOIS fallback. Node 18+.
+🤵 Fetch and parse domain registration data using RDAP and falling back to WHOIS.
 
-Install
+## Install
--------
 
 ```bash
-pnpm add rdapper
+npm install rdapper
 ```
 
-Usage
+## Usage
------
 
 ```ts
 import { lookupDomain } from "rdapper";
@@ -27,8 +22,12 @@ if (!ok) throw new Error(error);
 console.log(record);
 ```
 
-Notes
+## Notes
------
+
 - Uses IANA RDAP bootstrap and RDAP JSON when available; falls back to WHOIS.
 - Standardized output regardless of source.
-- No external HTTP client deps; relies on global fetch. WHOIS uses TCP 43.
+- No external HTTP client deps; relies on global fetch. WHOIS uses TCP 43.
+
+## License
+
+[MIT](LICENSE)

cli.mjs

@@ -0,0 +1,27 @@
+#!/usr/bin/env node
+
+// Quick informal test runner for rdapper
+// Usage:
+//   npm run build && node dev.mjs example.com
+// Env:
+//   RDAP_ONLY=1 | WHOIS_ONLY=1 | TIMEOUT_MS=15000 | FOLLOW_REFERRAL=0
+
+import { lookupDomain } from "./dist/index.js";
+
+const domain = process.argv[2] ?? "example.com";
+
+const options = {
+  timeoutMs: process.env.TIMEOUT_MS ? Number(process.env.TIMEOUT_MS) : 15000,
+  followWhoisReferral: process.env.FOLLOW_REFERRAL !== "0",
+  rdapOnly: process.env.RDAP_ONLY === "1",
+  whoisOnly: process.env.WHOIS_ONLY === "1",
+};
+
+const result = await lookupDomain(domain, options);
+
+if (!result.ok) {
+  console.error("Error:", result.error);
+  process.exitCode = 1;
+} else {
+  console.log(JSON.stringify(result.record, null, 2));
+}

package-lock.json

@@ -0,0 +1,247 @@
+{
+  "name": "rdapper",
+  "version": "0.0.0-beta.1",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "rdapper",
+      "version": "0.0.0-beta.1",
+      "license": "MIT",
+      "dependencies": {
+        "psl": "1.15.0"
+      },
+      "devDependencies": {
+        "@biomejs/biome": "2.2.4",
+        "@types/node": "24.5.2",
+        "@types/psl": "1.1.3",
+        "typescript": "5.9.2"
+      },
+      "engines": {
+        "node": ">=18.17"
+      }
+    },
+    "node_modules/@biomejs/biome": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/@biomejs/biome/-/biome-2.2.4.tgz",
+      "integrity": "sha512-TBHU5bUy/Ok6m8c0y3pZiuO/BZoY/OcGxoLlrfQof5s8ISVwbVBdFINPQZyFfKwil8XibYWb7JMwnT8wT4WVPg==",
+      "dev": true,
+      "license": "MIT OR Apache-2.0",
+      "bin": {
+        "biome": "bin/biome"
+      },
+      "engines": {
+        "node": ">=14.21.3"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/biome"
+      },
+      "optionalDependencies": {
+        "@biomejs/cli-darwin-arm64": "2.2.4",
+        "@biomejs/cli-darwin-x64": "2.2.4",
+        "@biomejs/cli-linux-arm64": "2.2.4",
+        "@biomejs/cli-linux-arm64-musl": "2.2.4",
+        "@biomejs/cli-linux-x64": "2.2.4",
+        "@biomejs/cli-linux-x64-musl": "2.2.4",
+        "@biomejs/cli-win32-arm64": "2.2.4",
+        "@biomejs/cli-win32-x64": "2.2.4"
+      }
+    },
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+      ],
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+      }
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT OR Apache-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">=14.21.3"
+      }
+    },
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+      "cpu": [
+        "x64"
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+      "dev": true,
+      "license": "MIT OR Apache-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
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+        "node": ">=14.21.3"
+      }
+    },
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+      "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-arm64/-/cli-win32-arm64-2.2.4.tgz",
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+        "arm64"
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+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=14.21.3"
+      }
+    },
+    "node_modules/@biomejs/cli-win32-x64": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-x64/-/cli-win32-x64-2.2.4.tgz",
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+        "x64"
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+      "license": "MIT OR Apache-2.0",
+      "optional": true,
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+      ],
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~7.12.0"
+      }
+    },
+    "node_modules/@types/psl": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/@types/psl/-/psl-1.1.3.tgz",
+      "integrity": "sha512-Iu174JHfLd7i/XkXY6VDrqSlPvTDQOtQI7wNAXKKOAADJ9TduRLkNdMgjGiMxSttUIZnomv81JAbAbC0DhggxA==",
+      "dev": true,
+      "license": "MIT"
+    },
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+      "license": "MIT",
+      "dependencies": {
+        "punycode": "^2.3.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/lupomontero"
+      }
+    },
+    "node_modules/punycode": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
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+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/typescript": {
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+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
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+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
+    "node_modules/undici-types": {
+      "version": "7.12.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.12.0.tgz",
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+      "dev": true,
+      "license": "MIT"
+    }
+  }
+}

package.json

@@ -21,13 +21,16 @@
     "test": "tsc && node --test dist/**/*.test.js",
     "lint": "biome check --write"
   },
-  "engines": {
+  "dependencies": {
-    "node": ">=18.17"
+    "psl": "1.15.0"
   },
   "devDependencies": {
     "@biomejs/biome": "2.2.4",
-    "@types/node": "^24.5.2",
+    "@types/node": "24.5.2",
-    "typescript": "^5.9.2"
+    "@types/psl": "1.1.3",
+    "typescript": "5.9.2"
   },
-  "packageManager": "pnpm@10.17.1+sha512.17c560fca4867ae9473a3899ad84a88334914f379be46d455cbf92e5cf4b39d34985d452d2583baf19967fa76cb5c17bc9e245529d0b98745721aa7200ecaf7a"
+  "engines": {
+    "node": ">=18.17"
+  }
 }

pnpm-lock.yaml

@@ -1,130 +0,0 @@
-lockfileVersion: '9.0'
-
-settings:
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-  excludeLinksFromLockfile: false
-
-importers:
-
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-        specifier: 2.2.4
-        version: 2.2.4
-      '@types/node':
-        specifier: ^24.5.2
-        version: 24.5.2
-      typescript:
-        specifier: ^5.9.2
-        version: 5.9.2
-
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-
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-    engines: {node: '>=14.21.3'}
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src/utils.ts

@@ -1,3 +1,5 @@
+import psl from "psl";
+
 // Lightweight date parsing helpers to avoid external dependencies.
 // We aim to parse common RDAP and WHOIS date representations and return a UTC ISO string.
 export function toISO(
@@ -189,6 +191,19 @@ export function sleep(ms: number): Promise<void> {
 
 export function extractTld(domain: string): string {
   const lower = domain.trim().toLowerCase();
+  try {
+    const parsed = psl.parse?.(lower);
+    if (!("tld" in parsed)) {
+      return lower;
+    }
+    const suffix = parsed?.tld;
+    if (suffix) {
+      const labels = String(suffix).split(".").filter(Boolean);
+      if (labels.length) return labels[labels.length - 1];
+    }
+  } catch {
+    // ignore and fall back
+  }
   const parts = lower.split(".").filter(Boolean);
   return parts[parts.length - 1] ?? lower;
 }

src/whois-fallbacks.ts

@@ -1,84 +0,0 @@
-// Centralized WHOIS server fallbacks by TLD.
-// These are used when IANA's TLD page does not list a server or is unreachable.
-export const WHOIS_FALLBACKS: Record<string, string> = {
-  // gTLDs
-  com: "whois.verisign-grs.com",
-  net: "whois.verisign-grs.com",
-  org: "whois.pir.org",
-  info: "whois.afilias.net",
-  biz: "whois.nic.biz",
-  xyz: "whois.nic.xyz",
-  top: "whois.nic.top",
-  club: "whois.nic.club",
-  site: "whois.nic.site",
-  online: "whois.nic.online",
-  shop: "whois.nic.shop",
-  store: "whois.nic.store",
-  tech: "whois.nic.tech",
-  space: "whois.nic.space",
-  link: "whois.nic.link",
-  guru: "whois.nic.guru",
-  mobi: "whois.nic.mobi",
-  name: "whois.nic.name",
-  pro: "whois.nic.pro",
-  tel: "whois.nic.tel",
-  travel: "whois.nic.travel",
-  aero: "whois.aero",
-  jobs: "whois.nic.jobs",
-  cat: "whois.nic.cat",
-  museum: "whois.museum",
-  coop: "whois.nic.coop",
-  asia: "whois.nic.asia",
-  app: "whois.nic.google",
-  dev: "whois.nic.google",
-  page: "whois.nic.google",
-  blog: "whois.nic.blog",
-  // ccTLDs (port 43 policy varies by registry)
-  us: "whois.nic.us",
-  uk: "whois.nic.uk",
-  co: "whois.nic.co",
-  me: "whois.nic.me",
-  tv: "whois.nic.tv",
-  io: "whois.nic.io",
-  ai: "whois.nic.ai",
-  de: "whois.denic.de",
-  fr: "whois.nic.fr",
-  nl: "whois.domain-registry.nl",
-  ru: "whois.tcinet.ru",
-  pl: "whois.dns.pl",
-  br: "whois.registro.br",
-  it: "whois.nic.it",
-  es: "whois.nic.es",
-  se: "whois.iis.se",
-  no: "whois.norid.no",
-  dk: "whois.dk-hostmaster.dk",
-  fi: "whois.fi",
-  ch: "whois.nic.ch",
-  at: "whois.nic.at",
-  be: "whois.dns.be",
-  cz: "whois.nic.cz",
-  sk: "whois.sk-nic.sk",
-  hu: "whois.nic.hu",
-  ro: "whois.rotld.ro",
-  bg: "whois.register.bg",
-  gr: "whois.ics.forth.gr",
-  tr: "whois.trabis.gov.tr",
-  il: "whois.isoc.org.il",
-  za: "whois.registry.net.za",
-  nz: "whois.srs.net.nz",
-  jp: "whois.jprs.jp",
-  cn: "whois.cnnic.cn",
-  kr: "whois.kr",
-  tw: "whois.twnic.net.tw",
-  sg: "whois.sgnic.sg",
-  hk: "whois.hkirc.hk",
-  id: "whois.id",
-  my: "whois.mynic.my",
-  ph: "whois.dot.ph",
-  th: "whois.thnic.co.th",
-  vn: "whois.vnnic.vn",
-  mx: "whois.mx",
-  ar: "whois.nic.ar",
-  cl: "whois.nic.cl",
-  pe: "kero.yachay.pe",
-};

src/whois.ts

@@ -2,7 +2,6 @@ import { createConnection } from "node:net";
 import { DEFAULT_TIMEOUT_MS } from "./config.js";
 import type { LookupOptions } from "./types.js";
 import { withTimeout } from "./utils.js";
-import { WHOIS_FALLBACKS } from "./whois-fallbacks.js";
 
 export interface WhoisQueryResult {
   serverQueried: string;
@@ -73,6 +72,11 @@ export async function ianaWhoisServerForTld(
   tld: string,
   options?: LookupOptions,
 ): Promise<string | undefined> {
+  const EXCEPTIONS: Record<string, string> = {
+    com: "whois.verisign-grs.com",
+    net: "whois.verisign-grs.com",
+    org: "whois.pir.org",
+  };
   const url = `https://www.iana.org/domains/root/db/${encodeURIComponent(tld)}.html`;
   try {
     const res = await withTimeout(
@@ -86,14 +90,10 @@ export async function ianaWhoisServerForTld(
       html.match(/Whois Server:\s*([^<\n]+)/i);
     const server = m?.[1]?.trim();
     if (!server)
-      return (
+      return EXCEPTIONS[tld.toLowerCase()] ?? `whois.nic.${tld.toLowerCase()}`;
-        WHOIS_FALLBACKS[tld.toLowerCase()] ?? `whois.nic.${tld.toLowerCase()}`
-      );
     return server.replace(/^https?:\/\//i, "").replace(/\/$/, "");
   } catch {
-    return (
+    return EXCEPTIONS[tld.toLowerCase()] ?? `whois.nic.${tld.toLowerCase()}`;
-      WHOIS_FALLBACKS[tld.toLowerCase()] ?? `whois.nic.${tld.toLowerCase()}`
-    );
   }
 }