ldc-web/app/Models/Network.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Network extends Model
{

    /**
     * The attributes that should be cast.
     *
     * @var array
     */
    protected $casts = [
        'cidr' => 'encrypted',
        'first_ip' => 'encrypted',
        'last_ip' => 'encrypted',
        'comments' => 'string'
    ];

    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'networks';

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'cidr', 'first_ip', 'last_ip', 'comments'
    ];
}