few edits

README.md

-WIP
-
 <p align="center">
-  <img width="285" height="285" src="https://0xacab.org/warlordsam/assets/-/raw/no-masters/vpn-hole-mascot.png">
+  <img width="285" height="285" src="https://0xacab.org/warlordsam/assets/-/raw/no-masters/vpn-hole_mascot.png">
 </p>
 
 # **VPN-Hole** 

blacklist/subscription.go

@@ -40,7 +40,7 @@ func (b *Blacklist) updateList(ctx context.Context, blacklistURL, sum string) ([
 	b.subscriptions[blacklistURL] = newSum
 	b.subscriptionsMu.Unlock()
 
-	log.Println("blacklist subscription updated", blacklistURL, newSum)
+	log.Println("\033[32m[+] blacklist subscription updated\033[0m", blacklistURL, newSum)
 
 	return hosts, nil	
 }

vpnhole/handler.go

@@ -42,10 +42,21 @@ func Handler(rw dns.ResponseWriter, req *dns.Msg) {
 		return
 	}
 
+	// To debug what is causing the i/o timeout error
+	// pretty.Println(resp)
+
 	if err = rw.WriteMsg(resp); err != nil {
 		log.Println(fmt.Errorf("failed to reply: %w", err))
 	}
 
+	// To prevent the i/o timeout error from causing a panic that crashes vpnhole
+	// validate that the response is not nil before trying to access it
+	if resp.Answer == nil {
+		fmt.Println("\033[31m", "[-] Issue resolving DNS Name.", "\033[0m")
+	} else {
+		fmt.Println(resp.Answer)
+	}
+
 }
 
 func Block(rw dns.ResponseWriter, req *dns.Msg) error {