Show HN: DomainDash – uptime/SSL/domain checks for client sites

I built DomainDash because I needed a service which checks uptime, SSL and domain expiration for the client sites that I run. Also, in my time as a contractor, I've worked for multiple companies who have had serious outages caused by an expired SSL cert that someone has forgotten about (one of them was a FTSE 50 and their ecom went down for like a day).I know there are a lot of existing products out there which do this already, but I wanted to have a go at it myself for a few reasons:- I wanted