If i want to check my ssl https certificate ,i usually use two tools ,one is simple report ,sencond is more details , let’s look: 1、https://www.sslshopper.com/ssl-checker.html#hostname=moneyslow.com I only want to know Valid date and ssl Certificate Chain： 2、https://www.ssllabs.com/ssltest/analyze.html?d=moneyslow.com it takes about 2 minutes: It’s has a lot of ssl certificate check details ,include everything: