Portmap
Program	Version	Protocol	Port
portmapper	4	tcp	111
portmapper	3	tcp	111
portmapper	2	tcp	111
portmapper	4	udp	111
portmapper	3	udp	111
portmapper	2	udp	111
300773	1	udp	651
300773	1	tcp	652

VPN (IKE)

Initiator SPI: 676b353871703271
Responder SPI: 6f62696575323536
Next Payload: RESERVED
Version: 2.0
Exchange Type: DOI Specific Use
Flags:
    Encryption:     False
    Commit:         False
    Authentication: False
Message ID: 00000000
Length: 36

PPTP

PPTP:
  Firmware: 1
  Hostname: local
  Vendor: linux

Prometheus Node Exporter

HTTP/1.1 400 Bad Request
Content-Type: text/plain; charset=utf-8
Connection: close

400 Bad Request
Prometheus Node Exporter:
  node_exporter_build_info:
    goversion: go1.15.5
  node_uname_info:
    domainname: (none)
    machine: x86_64
    nodename: vyprnode17.syd.goldenfrog.com
    release: 3.10.0-1160.15.2.el7.x86_64
    sysname: Linux
    version: #1 SMP Wed Feb 3 15:06:38 UTC 2021
  node_network_info:
    tun9:
      device: tun9
      duplex: full
      operstate: unknown
    tun8:
      device: tun8
      duplex: full
      operstate: unknown
    tun3:
      device: tun3
      duplex: full
      operstate: unknown
    tun2:
      device: tun2
      duplex: full
      operstate: unknown
    tun1:
      device: tun1
      duplex: full
      operstate: unknown
    tun0:
      device: tun0
      duplex: full
      operstate: unknown
    tun7:
      device: tun7
      duplex: full
      operstate: unknown
    tun6:
      device: tun6
      duplex: full
      operstate: unknown
    tun5:
      device: tun5
      duplex: full
      operstate: unknown
    tun4:
      device: tun4
      duplex: full
      operstate: unknown
    docker0:
      address: 02:42:a4:5f:e9:5a
      broadcast: ff:ff:ff:ff:ff:ff
      device: docker0
      operstate: down
    wg0:
      device: wg0
      operstate: unknown
    lo:
      address: 00:00:00:00:00:00
      broadcast: 00:00:00:00:00:00
      device: lo
      operstate: unknown
    docker1-vnode:
      address: 02:42:9b:66:b8:a8
      broadcast: ff:ff:ff:ff:ff:ff
      device: docker1-vnode
      operstate: down
    eth0:
      address: 52:54:00:54:5a:50
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth0
      operstate: up
    eth1:
      address: 52:54:00:54:5a:90
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth1
      operstate: up
    eth2:
      address: 52:54:00:54:5a:10
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth2
      operstate: down
    tun11:
      device: tun11
      duplex: full
      operstate: unknown
    tun10:
      device: tun10
      duplex: full
      operstate: unknown

52:54:00:54:5A:10
    Unknown
52:54:00:54:5A:50
    Unknown
52:54:00:54:5A:90
    Unknown