{
  "id": "paypal-ipn",
  "name": "PayPal IPN",
  "operator": {
    "name": "PayPal",
    "url": "https://www.paypal.com"
  },
  "description": "PayPal's Instant Payment Notification service. Not a crawler; POSTs payment-event notifications to merchant listener endpoints from a documented, static set of server CIDR ranges (shared with other PayPal server traffic).",
  "docs": [
    "https://www.paypal.com/us/cshelp/article/what-are-the-internet-protocol-ip-addresses-for-paypal-server-endpoints-ts1056"
  ],
  "category": "webhook",
  "user_agents": {
    "patterns": [
      "PayPal IPN"
    ],
    "instances": [
      "PayPal IPN (https://www.paypal.com/ipn)"
    ]
  },
  "behavior": {
    "respects_robots_txt": false
  },
  "verification": [
    {
      "type": "static_cidrs",
      "cidrs": [
        "64.4.240.0/21",
        "64.4.248.0/22",
        "66.211.168.0/22",
        "91.243.72.0/23",
        "173.0.80.0/20",
        "185.177.52.0/22",
        "192.160.215.0/24",
        "198.54.216.0/23"
      ]
    }
  ],
  "tier": 2,
  "tier_label": "Verifiable",
  "first_seen": "2026-07-08T19:13:49.571Z",
  "resolved_cidrs": [
    "173.0.80.0/20",
    "185.177.52.0/22",
    "192.160.215.0/24",
    "198.54.216.0/23",
    "64.4.240.0/21",
    "64.4.248.0/22",
    "66.211.168.0/22",
    "91.243.72.0/23"
  ]
}