diff --git a/states/_modules/net.py b/states/_modules/net.py
index 7d5f660..1b30195 100644
--- a/states/_modules/net.py
+++ b/states/_modules/net.py
@@ -1,3 +1,48 @@
 #!/usr/bin/python3
 
-ip_cidr_regex="\d{0,3}\.\d{0,3}\.\d{0,3}\.\d{0,3}\/(\d+)"
+import re
+import json
+import urllib
+from urllib.request import urlopen, Request
+from urllib.parse import urljoin
+from urllib.error import HTTPError
+
+MIN_CIDR=32
+CIDR_REGEX = re.compile(r"(.*)/(.*)")
+POSTFIX_FORMAT = lambda ip: "[{}]/{}".format(CIDR_REGEX.findall(ip)[0][0],
+                                             CIDR_REGEX.findall(ip)[0][1])
+
+def __virtual__():
+    return True
+
+def get_public_ip(url="https://ipinfo.io"):
+    req = Request(url=url,)
+    req.add_header("Accept", "*/*")
+
+    res = urlopen(req)
+
+    ret = json.loads(res.read())
+    if res.status == 200:
+        return "{}/{}".format(ret["ip"],MIN_CIDR)
+
+    return None
+
+
+def get_internal_networks(tgt="*", fmt="std"):
+    res = []
+    res.extend([net for k, net in __salt__["mine.get"](tgt=tgt, fun='public_ip', tgt_type='compound').items()])
+    res.extend([net for k, nets in __salt__["mine.get"](tgt=tgt, fun='ip_networks', tgt_type='compound').items() for net in nets if __salt__['network.is_private'](net.split("/")[0])])
+    if fmt == "std":
+        res.extend([net for k, nets in __salt__["mine.get"](tgt=tgt, fun='ip_networks6', tgt_type='compound').items() for net in nets])
+    elif fmt == "postfix":
+        res.extend([POSTFIX_FORMAT(net) for k, nets in __salt__["mine.get"](tgt=tgt, fun='ip_networks6', tgt_type='compound').items() for net in nets])
+    res = list(set(res))
+    res.sort()
+    return res
+
+def get_nat_networks(tgt="*"):
+    res = []
+    res.extend([net for k, nets in __salt__["mine.get"](tgt=tgt, fun='ip_networks', tgt_type='compound').items() for net in nets if __salt__['network.is_private'](net.split("/")[0])])
+    res = list(set(res))
+    res.sort()
+    return res
diff --git a/states/_modules/nextcloud.py b/states/_modules/nextcloud.py
index f0c7831..1692c57 100644
--- a/states/_modules/nextcloud.py
+++ b/states/_modules/nextcloud.py
@@ -11,4 +11,4 @@ def get_version(configfile=None):
         res = regex.match(l.strip("\n"))
         if res:
             return ".".join(res.groups())
-    return ""
+    return None