Handles OSError

homer.py

@@ -373,6 +373,10 @@ class ConnectionDoT(Connection):
             if self.verbose:
                 print("Timeout")
             return False
+        except OSError:
+            if self.verbose:
+                print("Cannot connect")
+            return False
         # RFC 7858, section 4.2 and appendix A
         self.cert = self.session.get_peer_certificate()
         self.publickey = self.cert.get_pubkey()