check bogon locally

Author: rm-Umar

ipinfo/bogon.py

@@ -0,0 +1,66 @@
+from ipaddress import ip_network, ip_address as IP
+
+
+def is_bogon(ip_address):
+    for network in BOGON:
+        if IP(ip_address) in ip_network(network):
+            return True
+    return False
+
+
+BOGON = [
+    "0.0.0.0/8",
+    "10.0.0.0/8",
+    "100.64.0.0/10",
+    "127.0.0.0/8",
+    "169.254.0.0/16",
+    "172.16.0.0/12",
+    "192.0.0.0/24",
+    "192.0.2.0/24",
+    "192.168.0.0/16",
+    "198.18.0.0/15",
+    "198.51.100.0/24",
+    "203.0.113.0/24",
+    "224.0.0.0/4",
+    "240.0.0.0/4",
+    "255.255.255.255/32",
+    "::/128",
+    "::1/128",
+    "::ffff:0:0/96",
+    "::/96",
+    "100::/64",
+    "2001:10::/28",
+    "2001:db8::/32",
+    "fc00::/7",
+    "fe80::/10",
+    "fec0::/10",
+    "ff00::/8",
+    "2002::/24",
+    "2002:a00::/24",
+    "2002:7f00::/24",
+    "2002:a9fe::/32",
+    "2002:ac10::/28",
+    "2002:c000::/40",
+    "2002:c000:200::/40",
+    "2002:c0a8::/32",
+    "2002:c612::/31",
+    "2002:c633:6400::/40",
+    "2002:cb00:7100::/40",
+    "2002:e000::/20",
+    "2002:f000::/20",
+    "2002:ffff:ffff::/48",
+    "2001::/40",
+    "2001:0:a00::/40",
+    "2001:0:7f00::/40",
+    "2001:0:a9fe::/48",
+    "2001:0:ac10::/44",
+    "2001:0:c000::/56",
+    "2001:0:c000:200::/56",
+    "2001:0:c0a8::/48",
+    "2001:0:c612::/47",
+    "2001:0:c633:6400::/56",
+    "2001:0:cb00:7100::/56",
+    "2001:0:e000::/36",
+    "2001:0:f000::/36",
+    "2001:0:ffff:ffff::/64",
+]

ipinfo/handler.py

@@ -28,6 +28,7 @@
     cache_key,
 )
 from . import handler_utils
+from .bogon import is_bogon
 
 
 class Handler:
@@ -109,6 +110,13 @@ def getDetails(self, ip_address=None, timeout=None):
         ):
             ip_address = ip_address.exploded
 
+        # check if bogon.
+        if is_bogon(ip_address):
+            details = {}
+            details["ip"] = ip_address
+            details["bogon"] = True
+            return Details(details)
+
         # check cache first.
         try:
             cached_ipaddr = self.cache[cache_key(ip_address)]

ipinfo/handler_async.py

@@ -29,6 +29,7 @@
     cache_key,
 )
 from . import handler_utils
+from .bogon import is_bogon
 
 
 class AsyncHandler:
@@ -134,6 +135,13 @@ async def getDetails(self, ip_address=None, timeout=None):
         ):
             ip_address = ip_address.exploded
 
+        # check if bogon.
+        if is_bogon(ip_address):
+            details = {}
+            details["ip"] = ip_address
+            details["bogon"] = True
+            return Details(details)
+
         # check cache first.
         try:
             cached_ipaddr = self.cache[cache_key(ip_address)]