1 files changed, 9 insertions, 2 deletions

diff --git a/plugins-scripts/utils.pm.in b/plugins-scripts/utils.pm.in
index e245835..8449b54 100644
--- a/plugins-scripts/utils.pm.in
+++ b/plugins-scripts/utils.pm.in
@@ -53,9 +53,16 @@ sub usage {
 
 sub is_hostname {
         my $host1 = shift;
-        if ($host1 && $host1 =~ m/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+|[a-zA-Z0-9][-a-zA-Z0-9]+(\.[a-zA-Z0-9][-a-zA-Z0-9]+)*)$/) {
+        return 0 unless defined $host1;
+        if ($host1 =~ m/^[\d\.]+$/ && $host1 !~ /\.$/) {
+                if ($host1 =~ m/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$/) {
+                        return 1;
+                } else {
+                        return 0;
+                }
+        } elsif ($host1 =~ m/^[a-zA-Z0-9][-a-zA-Z0-9]+(\.[a-zA-Z0-9][-a-zA-Z0-9]+)*\.?$/) {
                 return 1;
-        }else{
+        } else {
                 return 0;
         }
 }