Performing a basic port scan (nmap -F zevnicsca.carto.com)
Nmap scan report for zevnicsca.carto.com (35.222.16.111)
Host is up (0.047s latency).
rDNS record for 35.222.16.111: 111.16.222.35.bc.googleusercontent.com
Not shown: 98 filtered ports
PORT STATE SERVICE
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 3.22 seconds