Google Colab notebook getting external IP plus CIDR and network name from Whois. Great for figuring out CIDR blocks to whitelist for databases access by Colab.

check_ip_and_cidr.ipynb

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  "metadata": {
    "colab": {
      "name": "check_ip_and_cidr.ipynb",
      "provenance": [],
      "include_colab_link": true
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    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3"
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  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "view-in-github",
        "colab_type": "text"
      },
      "source": [
        "<a href=\"https://colab.research.google.com/gist/ChristophShyper/6e5e246f0c0c9f3452d13b773ea4ce28/check_ip_and_cidr.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
      ]
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    {
      "cell_type": "code",
      "metadata": {
        "id": "toT_MSf70AyX",
        "colab_type": "code",
        "outputId": "831bebf9-cf26-4acb-8b7b-fa1f794269e4",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 136
        }
      },
      "source": [
        "!pip install ipwhois\n",
        "\n",
        "from ipwhois import IPWhois\n",
        "from requests import get\n",
        "\n",
        "ip = get('https://api.ipify.org').text\n",
        "whois = IPWhois(ip).lookup_rdap(depth=1)\n",
        "cidr = whois['network']['cidr']\n",
        "name = whois['network']['name']\n",
        "\n",
        "print('\\n')\n",
        "print('Provider:  ', name)\n",
        "print('Public IP: ', ip)\n",
        "print('CIDRs:     ', cidr)"
      ],
      "execution_count": 9,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "Requirement already satisfied: ipwhois in /usr/local/lib/python3.6/dist-packages (1.1.0)\n",
            "Requirement already satisfied: dnspython in /usr/local/lib/python3.6/dist-packages (from ipwhois) (1.16.0)\n",
            "\n",
            "\n",
            "Provider:   GOOGLE-CLOUD\n",
            "Public IP:  104.155.213.181\n",
            "CIDRs:      104.154.0.0/15\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "blOgaGx1qkpT",
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        ""
      ],
      "execution_count": 0,
      "outputs": []
    }
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}