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

Prometheus Node Exporter1.3.0

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:
    branch: HEAD
    goversion: go1.17.3
    revision: c65f870ef90a4088210af0319498b832360c3366
    version: 1.3.0
  node_os_info:
    id: amzn
    id_like: centos rhel fedora
    name: Amazon Linux
    pretty_name: Amazon Linux 2
    version: 2
    version_id: 2
  node_uname_info:
    domainname: (none)
    machine: x86_64
    nodename: ip-10-0-4-232.eu-west-1.compute.internal
    release: 5.4.219-126.411.amzn2.x86_64
    sysname: Linux
    version: #1 SMP Wed Nov 2 17:44:17 UTC 2022
  node_dmi_info:
    bios_date: 10/16/2017
    bios_vendor: Amazon EC2
    bios_version: 1.0
    board_asset_tag: i-07b78ea3c6f128617
    board_vendor: Amazon EC2
    chassis_asset_tag: Amazon EC2
    chassis_vendor: Amazon EC2
    product_name: t3a.medium
    system_vendor: Amazon EC2
  node_nvme_info:
    nvme0:
      device: nvme0
      firmware_revision: 1.0
      model: Amazon Elastic Block Store
      serial: vol05286dd581c65718a
      state: live
  node_network_info:
    eni2901ff54a20:
      address: a2:de:34:fc:76:c6
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni2901ff54a20
      duplex: full
      operstate: up
    eni1720862d92d:
      address: 1a:58:c2:2d:51:96
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni1720862d92d
      duplex: full
      operstate: up
    eni757574b4ffc:
      address: 4a:0b:75:90:15:4b
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni757574b4ffc
      duplex: full
      operstate: up
    eni8f9c5edfe72:
      address: 3e:58:a6:63:cf:d6
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni8f9c5edfe72
      duplex: full
      operstate: up
    lo:
      address: 00:00:00:00:00:00
      broadcast: 00:00:00:00:00:00
      device: lo
      operstate: unknown
    eni24c06caa332:
      address: f6:dc:cf:ba:99:3b
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni24c06caa332
      duplex: full
      operstate: up
    eni848f43f5cca:
      address: 1a:2a:0f:30:11:45
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni848f43f5cca
      duplex: full
      operstate: up
    eni5cb068f8384:
      address: fe:80:38:f4:77:47
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni5cb068f8384
      duplex: full
      operstate: up
    enie2cfa431241:
      address: 6a:c5:9a:d7:3f:9e
      broadcast: ff:ff:ff:ff:ff:ff
      device: enie2cfa431241
      duplex: full
      operstate: up
    eni5ca1061e527:
      address: ea:6e:46:aa:e5:d0
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni5ca1061e527
      duplex: full
      operstate: up
    enidf21b898629:
      address: 6a:01:6f:13:a7:50
      broadcast: ff:ff:ff:ff:ff:ff
      device: enidf21b898629
      duplex: full
      operstate: up
    eni39b0dfe330c:
      address: 2a:e8:62:ec:98:82
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni39b0dfe330c
      duplex: full
      operstate: up
    eni3ecf1061d62:
      address: 72:d0:67:8c:07:5a
      broadcast: ff:ff:ff:ff:ff:ff
      device: eni3ecf1061d62
      duplex: full
      operstate: up
    eth2:
      address: 0a:b5:b0:11:97:2d
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth2
      operstate: up
    eth1:
      address: 0a:4d:7b:79:30:25
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth1
      operstate: up
    eth0:
      address: 0a:ca:a9:fc:14:0f
      broadcast: ff:ff:ff:ff:ff:ff
      device: eth0
      operstate: up

0A:4D:7B:79:30:25
    Unknown
0A:B5:B0:11:97:2D
    Unknown
0A:CA:A9:FC:14:0F
    Unknown