Port 3533Raven Remote Management
**Raven Remote Management** is a service port designed for remote monitoring and management of equipment deployed primarily in industrial, telecommunication, or IoT settings. It enables users or network operators to remotely configure, monitor, control, and diagnose connected devices, supporting more resilient infrastructure management without requiring direct physical access..
- transport
- tcp · udp
- in transit
- cleartext
- assignment
- official
- risk
- 4/10
- lookups
- 5,671
2 transports registered
payload readable on path
registered with iana
caution
rank 865 of 993 · top 87%
Technical Details
what runs on :3533Overview:
Port 3533, designated for Raven Remote Management Data, facilitates control and data exchange between management systems and remotely deployed devices, such as wireless gateways, routers, or industrial modems produced by companies like Sierra Wireless (AirLink Raven series). It supports command execution, configuration updates, telemetry data retrieval, and firmware upgrades.
Protocol Support:
The service typically operates over both TCP and UDP transport layers. TCP ensures reliable command delivery and session persistence, whereas UDP enables lightweight status and event messaging. The dual-protocol support provides both reliability and low latency when necessary.
Deployment Context:
Port 3533 is commonly embedded within edge devices deployed in industrial control, vehicle fleets, distributed sensor networks, or critical infrastructure. It serves as an access interface for centralized management platforms enabling device fleet maintenance, real-time monitoring, and troubleshooting, often integrated with proprietary management applications.
Security Information
exposure of :3533risk score
4/ 10caution
worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.
remote access averages 4.0 across 110 ports — this one sits level with it.
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
Common Vulnerabilities:
- Lack of strong access controls or authentication can allow unauthorized access.
- Absence of encryption exposes management traffic to eavesdropping, replay, or man-in-the-middle attacks.
- Unpatched remote management services may contain exploitable flaws leading to denial of service or remote code execution.
- Exposure of the port to public networks increases attack surface significantly.
Common Mitigations:
- Enforce role-based access control with strong, unique credentials.
- Limit exposure via network segmentation and firewalls—restrict port 3533 access to trusted hosts.
- Utilize encrypted tunnels (e.g., VPN or SSH) to protect management traffic.
- Regularly patch and update device firmware and management software.
- Monitor connection attempts and maintain robust logging to detect anomalous activity.
Related Ports
the 8 most looked-up other ports in remote access — 110 ports carry that label.
| port | service | risk | |||
|---|---|---|---|---|---|
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| :5938 | TeamViewer | TCPUDP | Remote Access | caution | 65.0k |
| :8291 | Winbox MikroTik Admin | TCP | Security | caution | 62.9k |
| :8008 | IBM HTTP Server Admin | TCP | Web Services | caution | 58.3k |
| :135 | Microsoft EPMAP | TCPUDP | Security | caution | 51.9k |
| :23 | Telnet | TCP | Remote Access | caution | 34.8k |
risk mix of the 8 listed
- safe13%
- caution88%
0 of 8 encrypted