There's nothing listening on the 1000 most common TCP ports:
% nmap 78.33.99.154
Starting Nmap 7.92 ( https://nmap.org ) at 2022-05-02 01:05 CEST
Note: Host seems down. If it is really up, but blocking our ping probes, try -Pn
Nmap done: 1 IP address (0 hosts up) scanned in 3.09 seconds
% nmap 78.33.99.154 -Pn
Starting Nmap 7.92 ( https://nmap.org ) at 2022-05-02 01:06 CEST
Nmap scan report for 78-33-99-154.static.aquiss.com (78.33.99.154)
Host is up.
All 1000 scanned ports on 78-33-99-154.static.aquiss.com (78.33.99.154) are in ignored states.
Not shown: 1000 filtered tcp ports (no-response)
Nmap done: 1 IP address (1 host up) scanned in 201.65 seconds