With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cghMonKalStatus
Cisco GSLB Health Monitor Keepalive Status
1.3.6.1.4.1.9.9.600.1.4.3.1.1
This object provides the status of the keepalive.
Back to CISCO-GSLB-HEALTH-MON-MIB MIB page.
IPHost Network monitor allows you to monitor cghMonKalStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.