In the SAFCRRPT utility documentation it appears that the ringname information for CONNECTed certificates is not presented.
Release : 16.0
Component : ACF2MS
The SAFCRRPT utility does have a RINGNAME parameter but, as of this publish date, the SAFCRRPT reports do not include the Keyring RINGNAMEs that a certificate is CONNECTed to.