With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciiIPAddressType
Cisco IP Interface IP Address Type
1.3.6.1.4.1.9.9.309.1.1.2.1.1
The type of Internet address for all the objects with SYNTAX InetAddress and InetAddressPrefixLength in this entry.
Back to CISCO-IP-IF-MIB MIB page.
IPHost Network monitor allows you to monitor ciiIPAddressType 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.