Yeah, Cert Spotter does this (https://sslmate.com/certspotter/ https://sslmate.com/certspotter/). It's a huge help both to be able to monitor cert issuance for

Yeah, Cert Spotter does this (https://sslmate.com/certspotter/ https://sslmate.com/certspotter/). It's a huge help both to be able to monitor cert issuance for a domain and all of its subs, and to be reminded when a cert is expiring.