Scan OS information and Traceroute (nmap -A splash.unity.cn)
Nmap scan report for splash.unity.cn (172.81.232.209)
Host is up (0.15s latency).
Not shown: 997 filtered ports
PORT STATE SERVICE VERSION
80/tcp open http nginx (reverse proxy)
|_http-title: 308 Permanent Redirect
443/tcp open ssl/http nginx (reverse proxy)
|_http-title: Site doesn't have a title (text/plain; charset=utf-8).
| ssl-cert: Subject: commonName=*.unity.cn/organizationName=\xE4\xBC\x98\xE4\xB8\x89\xE7\xBC\x94\xE7\xA7\x91\xE6\x8A\x80\xEF\xBC\x88\xE4\xB8\x8A\xE6\xB5\xB7\xEF\xBC\x89\xE6\x9C\x89\xE9\x99\x90\xE5\x85\xAC\xE5\x8F\xB8/stateOrProvinceName=\xE4\xB8\x8A\xE6\xB5\xB7\xE5\xB8\x82/countryName=CN
| Subject Alternative Name: DNS:*.unity.cn, DNS:unity.cn
| Not valid before: 2023-05-29T00:00:00
|_Not valid after: 2024-05-29T23:59:59
843/tcp open unknown
Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port
Device type: general purpose
Running (JUST GUESSING): FreeBSD 11.X (90%)
OS CPE: cpe:/o:freebsd:freebsd:11.0
Aggressive OS guesses: FreeBSD 11.0-RELEASE (90%), FreeBSD 11.0-STABLE or 11.0-RELEASE (85%)
No exact OS matches for host (test conditions non-ideal).
Network Distance: 16 hops
TRACEROUTE (using port 443/tcp)
HOP RTT ADDRESS
1 0.18 ms 208.76.251.177
2 0.63 ms gw.mcom-colocationamerica.com (208.64.231.81)
3 0.65 ms multacom.com (96.45.162.9)
4 0.80 ms 182.54.129.88
5 8.05 ms 218.30.54.189
6 151.51 ms 202.97.43.233
7 ... 10
11 146.54 ms 101.226.210.66
12 ... 15
16 165.86 ms 172.81.232.209
OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 147.77 seconds