With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdsBindingsIpAddress
CISCO DHCP SNOOPING Bindings Ip Address
1.3.6.1.4.1.9.9.380.1.4.1.1.4
This object indicates the allocated IP address of a DHCP client host.
Back to CISCO-DHCP-SNOOPING-MIB MIB page.
IPHost Network monitor allows you to monitor cdsBindingsIpAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.