X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fclasses%2Fresolver.class.php;h=317114d27b6a6215520c705bfa78ba2d50935ecd;hp=2b5badb44a9e10aaeeb93c3e1ad1e415d2542012;hb=2e394cb5b8a6225a39a6942b1fcc17c37a17a175;hpb=c3b4eaf29946349ff058691db2dcb615a5379bb2

diff --git a/inc/classes/resolver.class.php b/inc/classes/resolver.class.php
index 2b5badb44a..317114d27b 100644
--- a/inc/classes/resolver.class.php
+++ b/inc/classes/resolver.class.php
@@ -125,7 +125,7 @@ class HostnameResolver {
 	// Purge old entries
 	function purgeEntries() {
 		// SQL for cleaning up
-		SQL_QUERY('DELETE LOW_PRIORITY FROM `{?_MYSQL_PREFIX?}_dns_cache` WHERE UNIX_TIMESTAMP(`added`) < (UNIX_TIMESTAMP() - {?dns_cache_timeout?})',
+		SQL_QUERY('DELETE LOW_PRIORITY FROM `{?_MYSQL_PREFIX?}_dns_cache` WHERE (UNIX_TIMESTAMP() - UNIX_TIMESTAMP(`added`) >= {?dns_cache_timeout?})',
 			__METHOD__, __LINE__);
 	}
 }