version: '2'
services:
  db:
    image: mysql:5.7
    volumes:
      - "./.data/db:/var/lib/mysql"
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: wordpress
      MYSQL_DATABASE: wordpress
      MYSQL_USER: wordpress
      MYSQL_PASSWORD: wordpress

  wordpress:
    depends_on:
      - db
    image: wordpress:latest
    links:
      - db
    ports:
      - "8000:80"
    restart: always
    environment:
      WORDPRESS_DB_HOST: db:3306
      WORDPRESS_DB_PASSWORD: wordpress

18947bb36eb9        nocwp_default       bridge              local

[
    {
        "Name": "nocwp_default",
        "Id": "18947bb36eb9754e708b685899c2ec9f37d3b84fd8db699c4dbd17a310a6fddf",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": null,
            "Config": [
                {
                    "Subnet": "172.18.0.0/16",
                    "Gateway": "172.18.0.1/16"
                }
            ]
        },
        "Internal": false,
        "Containers": {
            "1cf669bf4026965d1458453fb443fa7ec7d41e802363a1723242c28bdc1e0f32": {
                "Name": "nocwp_wordpress_1",
                "EndpointID": "2bccacb34567e0c2a9f120372894f3643cdb4deb2a39781066a02ad29c1f0ac8",
                "MacAddress": "02:42:ac:12:00:03",
                "IPv4Address": "172.18.0.3/16",
                "IPv6Address": ""
            },
            "5ec53dfc8b34a20325b6fcc44af7393d194a560a7ba28e7484bba7286e82ba37": {
                "Name": "nocwp_db_1",
                "EndpointID": "b21ebfa4bb5be7e6b3e7a9e3f3d33bc074d7024506cbd52c6b1f01ccf3e48e75",
                "MacAddress": "02:42:ac:12:00:02",
                "IPv4Address": "172.18.0.2/16",
                "IPv6Address": ""
            }
        },
        "Options": {},
        "Labels": {}
    }
]

fastcgi_pass http://172.18.0.3:8000
 fastcgi_pass http://172.18.0.3:80
 fastcgi_pass http://172.31.41.223:8000 (this is my internal IP address in AWS)

telnet 172.18.0.3 80