--- nmap-service-probes	2004-08-31 13:29:08.000000000 +0200
+++ nmap-service-probes	2004-09-15 14:53:12.000000000 +0200
@@ -1330,6 +1330,8 @@
 
 match wsmserver m|^Language received from client: GET\nSetlocale: C\n$| v/AIX Web-based System Manager///
 
+match http m|^HTTP/1\.0\x20250\x20Ok\r\n.*\r\n\r\n.*<title>PowerMTA monitoring</title>|s v/Port25 PowerMTA web monitor///
+
 ##############################NEXT PROBE##############################
 Probe TCP HTTPOptions q|OPTIONS / HTTP/1.0\r\n\r\n|
 ports 80,5232,6000