{
 "title": "ipv4.fr Network Tools",
 "site": "台灣 AI 代理人任務中樞",
 "canonical": "https://penguindriver.com/s/fr.ipv4%2Fnetwork-tools",
 "markdown": "https://penguindriver.com/s/fr.ipv4%2Fnetwork-tools.md",
 "summary": "DNS, WHOIS, SSL, IP geolocation, email validation, DNSBL blacklist, HTTP headers, subnet calc.",
 "date_modified": null,
 "retrieved": "2026-10-25",
 "content_sha256": "7cf5c7197aafa237cf35745274b9cb26a55a6d383cbbcc576144d4683ac5d1ef",
 "fingerprint_basis": "Markdown 版全文，移除贊助行與開頭 front matter，去除頭尾空白",
 "verify": {
  "text_snapshot": "https://penguindriver.com/cite?path=%2Fs%2Ffr.ipv4%252Fnetwork-tools&format=text",
  "how": "下載 text_snapshot 後計算 SHA-256，應與 content_sha256 相同；內容更新時指紋會改變"
 },
 "sources": [
  {
   "name": "https://ipv4.fr",
   "url": "https://ipv4.fr"
  }
 ],
 "source_count": 1,
 "cite_as": {
  "zh": "ipv4.fr Network Tools｜台灣 AI 代理人任務中樞。https://penguindriver.com/s/fr.ipv4%2Fnetwork-tools（資料日期 未標示，擷取 2026-10-25）",
  "apa": "台灣 AI 代理人任務中樞. (2026). ipv4.fr Network Tools. Retrieved 2026-10-25, from https://penguindriver.com/s/fr.ipv4%2Fnetwork-tools",
  "markdown": "[ipv4.fr Network Tools](https://penguindriver.com/s/fr.ipv4%2Fnetwork-tools)（台灣 AI 代理人任務中樞，2026-10-25）"
 },
 "license": "可引用，請附上正式網址與資料日期"
}