diff --git a/respodns/structs.py b/respodns/structs.py
index c6d875f..cd541cd 100644
--- a/respodns/structs.py
+++ b/respodns/structs.py
@@ -7,10 +7,10 @@ class Options:
     execution: object = None
     ipinfo: object = None
 
-    ip_simul: int = 10      # how many IPs to connect to at once
+    ip_simul: int = 15      # how many IPs to connect to at once
     domain_simul: int = 3   # how many domains per IP to request at once
 
-    ip_wait: float = 0.15
+    ip_wait: float = 0.05
     domain_wait: float = 0.25
 
     impatient: bool = False  # reduce retries and times for timeouts