Check SSL / TLS version support by nmap

$ nmap --script ssl-enum-ciphers -p 443 www.goyun.info

Starting Nmap 6.40 ( http://nmap.org ) at 2020-07-21 13:52 EDT
Nmap scan report for www.goyun.info (172.217.13.115)
Host is up (0.0011s latency).
rDNS record for 172.217.13.115: yul02s04-in-f19.1e100.net
PORT    STATE SERVICE
443/tcp open  https
| ssl-enum-ciphers:
|_  TLSv1.0: No supported ciphers found

Nmap done: 1 IP address (1 host up) scanned in 0.32 seconds

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