diff --git a/validation/dns.md b/validation/dns.md
index 6e2df54..918ca12 100644
--- a/validation/dns.md
+++ b/validation/dns.md
@@ -3,4 +3,4 @@ host -r www.google.com <nameserverIP>
 
 ### Open DNS resolution against a DNS server.
 Supply a hostname not cached or inside a company owned domain.
-nslookup www.nsa.gov <nameserverIP>
+ nslookup www.nsa.gov <nameserverIP>