Some criteria for determining if your site visitor is a bot or not

botCriteria.json

{
    "blackListed": {
        "IP": [],
        "userAgent": [
            "Mozilla/5.0+(X11;+Linux+x86_64)+AppleWebKit/537.36+(KHTML,+like+Gecko)+Chrome/56.0.2924.87+Safari/537.36+Google+(+https://developers.google.com/+/web/snippet/)"
        ],
        "regexRules": {
            "IP": [
                "(66.249.\\d{1,3}.\\d{1,3})"
            ],
            "userAgent": [
                ".*bing.*",
                ".*bot.*"
            ],
            "comment": "Elements in these lists must be valid string Python regex expressions"
        }
    }
}