# Nmap 7.91 scan initiated Thu Jul 15 19:34:23 2021 as: nmap -vv -Pn -n -p 21,22,80 -sV -oN port-services.txt 10.10.131.187
Nmap scan report for 10.10.131.187
Host is up, received user-set (0.29s latency).
Scanned at 2021-07-15 19:34:23 EAT for 10s

PORT   STATE SERVICE REASON  VERSION
21/tcp open  ftp     syn-ack vsftpd 3.0.3
22/tcp open  ssh     syn-ack OpenSSH 8.0 (protocol 2.0)
80/tcp open  http    syn-ack Apache httpd 2.4.37 ((centos))
Service Info: OS: Unix

Read data files from: /usr/bin/../share/nmap
Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
# Nmap done at Thu Jul 15 19:34:33 2021 -- 1 IP address (1 host up) scanned in 10.02 seconds