handle case if there is no hostname

2023-05-24 11:03:29 +02:00
parent 9ec952236f
commit 6109429b21
1 changed files with 9 additions and 4 deletions
--- a/index.php
+++ b/index.php
@@ -189,7 +189,12 @@ function ip2hostname($ip) {
  return $hostname;
 }
 function hostname2ip($hostname) {
-  $ip = implode(', ', gethostbynamel($hostname));
+  $ipsbyhostname = gethostbynamel($hostname);
+  if($ipsbyhostname === false) {
+    $ip = $hostname;
+  } else {
+    $ip = implode(', ', gethostbynamel($hostname));
+  }
  return $ip;
 }
 function dnsrecords($hostname, $record = "DNS_ALL") {