With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgdDnsRuleHits
Cisco Global Server Load Balancer DNS Dns Rule Hits
1.3.6.1.4.1.9.9.595.1.8.2.1.7
This object specifies the number of times this DNS rule was used in replying for a DNS query since the GSLB device was last started.
Back to CISCO-GSLB-DNS-MIB MIB page.
IPHost Network monitor allows you to monitor cgdDnsRuleHits on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.