diff --git a/assets/default/bin/domains2ips.sh b/assets/default/bin/domains2ips.sh
new file mode 100755
index 0000000..ec4a895
--- /dev/null
+++ b/assets/default/bin/domains2ips.sh
@@ -0,0 +1,7 @@
+#! /bin/sh
+
+grep -v '^#' "$@" | \
+    xargs -n1 nslookup | \
+    awk '/Address: +/ {print $2;}' | \
+    sort | \
+    uniq