not sure how I missed this...
diff --git a/output/.gitignore b/output/.gitignore
index 04d5097..30b6ce2 100644
--- a/output/.gitignore
+++ b/output/.gitignore
@@ -1,3 +1,4 @@
 /atom/
 /crio/
 /compiled-*/
+/ip_base.txt