Port 155NETSC
NETSC uses TCP and UDP port 155; public protocol and deployment details are not documented.
- transport
- tcp · udp
- in transit
- cleartext
- assignment
- official
- risk
- 1/10
- lookups
- 0
2 transports registered
payload readable on path
registered with iana
safe
rank 994 of 1,495 · top 66%
also known as netsc-dev
Technical Details
what runs on :155no technical write-up for :155 yet
the handshake, the implementations you meet in the wild, the flags that matter. we have the registry entry — the detail comes from the engineers who run it.
Security Information
exposure of :155risk score
1/ 10safe
routine exposure. this port is rarely the way in on its own — keep it patched and logged and move on.
in transit
cleartext
credentials and payloads are readable by anyone on path
assignment
official
registered with iana for this service — scanners fingerprint it by number
reachable over
tcp · udp
udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite
security overview
no security notes recorded for :155 yet
known exploits, hardening advice, what a compromise looks like — suggest an edit if you know its exposure.
Related Ports
ports registered around :155, by lookups.
| port | service | risk | |||
|---|---|---|---|---|---|
| :135 | Microsoft EPMAP | TCPUDP | Security | caution | 51.9k |
| :143 | IMAP | TCPUDP | caution | 20.7k | |
| :201 | AppleTalk Routing | TCPUDP | Network Services | caution | 19.7k |
| :109 | POP2 | TCP | caution | 17.9k | |
| :194 | Internet Relay Chat | TCPUDP | Voice and Chat | caution | 17.5k |
| :135 | DCE/RPC Endpoint Mapper | TCPUDP | Remote Access | caution | 16.7k |
| :110 | POP3 | TCP | caution | 15.5k | |
| :213 | IPX | TCPUDP | Network Services | caution | 13.9k |
risk mix of the 8 listed
- caution100%
0 of 8 encrypted