@@ -95,6 +95,7 @@ sr_dns_item_t *sr_dns_add_item(str *name)

 {

 	sr_dns_item_t *it = NULL;

 	unsigned int hashid = 0;

+	int n = 0;

 	hashid =  get_hash1_raw(name->s, name->len);

@@ -105,7 +106,13 @@ sr_dns_item_t *sr_dns_add_item(str *name)

 				&& strncmp(it->name.s, name->s, name->len)==0)

 			return it;

 		it = it->next;

+		n++;

 	}

+	if(n > 20) {

+		LM_WARN("too many dns containers - adding nunmber %d - can fill memory\n",

+				n);

+	}

+

 	/* add new */

 	it = (sr_dns_item_t*)pkg_malloc(sizeof(sr_dns_item_t));

 	if(it==NULL)