nmap not showing scanned ports

Hi guys,
I am using kali linux on virtualbox when I am running nmap -sV -Pn -T4 machineip command but not any port showing up it's only not working on hackthebox machines. When i trying on normal websites ip it's works well, what can i do ?

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Comments

  • I found the problem guys. I was connecting to HTB VPN when i download starting point vpn it's works

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