diff --git a/js/http.go b/js/http.go
index 16d95f42..1adbcc27 100644
--- a/js/http.go
+++ b/js/http.go
@@ -54,10 +54,7 @@ func (c httpPackage) Request(method string, uri string, headers map[string]strin
 		req.Header.Add(name, value)
 	}
 
-	transport := &http.Transport{}
-	client := &http.Client{Transport: transport}
-
-	resp, err := client.Do(req)
+	resp, err := http.DefaultClient.Do(req)
 	if err != nil {
 		return httpResponse{Error: err}
 	}
diff --git a/modules/graph/json.go b/modules/graph/json.go
index 82521a0a..90e34f73 100644
--- a/modules/graph/json.go
+++ b/modules/graph/json.go
@@ -9,7 +9,7 @@ import (
 func (mod *Module) generateJSONGraph(bssid string) error {
 	mod.wLock.Lock()
 	defer mod.wLock.Unlock()
-	
+
 	start := time.Now()
 	if err := mod.updateSettings(); err != nil {
 		return err
diff --git a/modules/net_probe/net_probe.go b/modules/net_probe/net_probe.go
index 3b3ddb93..789fc3a1 100644
--- a/modules/net_probe/net_probe.go
+++ b/modules/net_probe/net_probe.go
@@ -111,7 +111,8 @@ func (mod *Prober) Start() error {
 			return
 		}
 
-		list, err := iprange.Parse(mod.Session.Interface.CIDR())
+		cidr := mod.Session.Interface.CIDR()
+		list, err := iprange.Parse(cidr)
 		if err != nil {
 			mod.Fatal("%s", err)
 		}
@@ -125,6 +126,8 @@ func (mod *Prober) Start() error {
 		addresses := list.Expand()
 		throttle := time.Duration(mod.throttle) * time.Millisecond
 
+		mod.Info("probing %d addresses on %s", len(addresses), cidr)
+
 		for mod.Running() {
 			if mod.probes.MDNS {
 				mod.sendProbeMDNS(fromIP, fromHW)
diff --git a/modules/wifi/wifi_hopping.go b/modules/wifi/wifi_hopping.go
index 0dfb78db..8d5abf27 100644
--- a/modules/wifi/wifi_hopping.go
+++ b/modules/wifi/wifi_hopping.go
@@ -24,7 +24,7 @@ func (mod *WiFiModule) isInterfaceConnected() bool {
 }
 
 func (mod *WiFiModule) hopUnlocked(channel int) (mustStop bool) {
-	mod.Debug("hopping on channel %d", channel)
+	// mod.Debug("hopping on channel %d", channel)
 
 	if err := network.SetInterfaceChannel(mod.iface.Name(), channel); err != nil {
 		// check if the device has been disconnected
diff --git a/network/make_manuf.py b/network/make_manuf.py
index ded7261b..73c70772 100755
--- a/network/make_manuf.py
+++ b/network/make_manuf.py
@@ -2,7 +2,6 @@
 import os
 import six
 import re
-import sys
 
 base = os.path.dirname(os.path.realpath(__file__))
 # "https://code.wireshark.org/review/gitweb?p=wireshark.git;a=blob_plain;f=manuf;hb=HEAD"
diff --git a/network/net_linux.go b/network/net_linux.go
index 7e8265a6..feca3d7b 100644
--- a/network/net_linux.go
+++ b/network/net_linux.go
@@ -41,7 +41,7 @@ func SetInterfaceChannel(iface string, channel int) error {
 	}
 
 	if core.HasBinary("iw") {
-		Debug("SetInterfaceChannel(%s, %d) iw based", iface, channel)
+		// Debug("SetInterfaceChannel(%s, %d) iw based", iface, channel)
 		out, err := core.Exec("iw", []string{"dev", iface, "set", "channel", fmt.Sprintf("%d", channel)})
 		if err != nil {
 			return fmt.Errorf("iw: out=%s err=%s", out, err)
@@ -49,7 +49,7 @@ func SetInterfaceChannel(iface string, channel int) error {
 			return fmt.Errorf("Unexpected output while setting interface %s to channel %d: %s", iface, channel, out)
 		}
 	} else if core.HasBinary("iwconfig") {
-		Debug("SetInterfaceChannel(%s, %d) iwconfig based")
+		// Debug("SetInterfaceChannel(%s, %d) iwconfig based")
 		out, err := core.Exec("iwconfig", []string{iface, "channel", fmt.Sprintf("%d", channel)})
 		if err != nil {
 			return fmt.Errorf("iwconfig: out=%s err=%s", out, err)