Squid

❯ nmap -p- --min-rate=1000 -Pn 192.168.186.189
Starting Nmap 7.94SVN ( https://nmap.org ) at 2024-10-07 07:05 CDT
Nmap scan report for 192.168.186.189
Host is up (0.038s latency).
Not shown: 65529 filtered tcp ports (no-response)
PORT      STATE SERVICE
135/tcp   open  msrpc
139/tcp   open  netbios-ssn
445/tcp   open  microsoft-ds
3128/tcp  open  squid-http
49666/tcp open  unknown
49667/tcp open  unknown

Nmap done: 1 IP address (1 host up) scanned in 101.13 seconds

❯ nmap -p- -sCV -Pn 192.168.186.189
Starting Nmap 7.94SVN ( https://nmap.org ) at 2024-10-07 07:07 CDT
Nmap scan report for 192.168.186.189
Host is up (0.040s latency).
Not shown: 65529 filtered tcp ports (no-response)
PORT      STATE SERVICE       VERSION
135/tcp   open  msrpc         Microsoft Windows RPC
139/tcp   open  netbios-ssn   Microsoft Windows netbios-ssn
445/tcp   open  microsoft-ds?
3128/tcp  open  http-proxy    Squid http proxy 4.14
| http-open-proxy: Potentially OPEN proxy.
|_Methods supported: GET HEAD
|_http-title: ERROR: The requested URL could not be retrieved
|_http-server-header: squid/4.14
49666/tcp open  msrpc         Microsoft Windows RPC
49667/tcp open  msrpc         Microsoft Windows RPC
Service Info: OS: Windows; CPE: cpe:/o:microsoft:windows

Host script results:
| smb2-security-mode:
|   3:1:1:
|_    Message signing enabled but not required
| smb2-time:
|   date: 2024-10-07T12:10:34
|_  start_date: N/A

Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 215.10 seconds