Port 1311Dell OpenManage
Dell OpenManage HTTPS service listens on port 1311 to provide administrators with secure access to Dell servers' management consoles. It utilizes HTTPS encryption to ensure communication confidentiality and typically facilitates hardware monitoring, firmware updates, status alerts, and remote server administration via a web interface. This port is essential for managing Dell PowerEdge servers using Dell OpenManage Server Administrator (OMSA)..
- transport
- tcp
- in transit
- encrypted
- assignment
- official
- risk
- 4/10
- lookups
- 26,588
single transport
payload protected on the wire
registered with iana
caution
rank 58 of 993 · top 6%
Technical Details
what runs on :1311Port 1311 supports the Dell OpenManage Server Administrator (OMSA) tool over HTTPS. Dell OMSA is a systems management solution enabling administrators to monitor, manage, update, and troubleshoot Dell servers both locally and remotely. Using a web browser, IT personnel can securely view hardware status, perform diagnostics, manage storage arrays, configure alerts, and initiate updates.
Communication over this port uses the HTTPS protocol (HTTP over SSL/TLS), ensuring that sensitive server management data is encrypted end-to-end between client browser and server. It typically runs on the Dell server's integrated management interface, often listening exclusively on this port unless reconfigured.
OMSA's web server component, accessible on 1311/tcp, is platform-specific but includes standard SSL/TLS handshake cryptography, typical REST API-like calls, and a graphical user interface. Dell recommends using strong encryption and limiting access to trusted hosts on management networks only.
Security Information
exposure of :1311risk 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
encrypted
payloads are protected on the wire
assignment
official
registered with iana for this service — scanners fingerprint it by number
reachable over
tcp
every listening transport is another surface to filter at the edge
security overview
Common vulnerabilities:
- SSL/TLS misconfigurations such as support for outdated protocols (e.g., SSLv3, TLS 1.0) or weak cipher suites, exposing management traffic to interception or downgrade attacks.
- Default or weak administrative credentials allowing unauthorized access.
- Unpatched vulnerabilities in the OMSA software leading to remote code execution, privilege escalation, or information disclosure.
- Exposure of port 1311 to the public internet, increasing risk from automated or targeted attacks.
Mitigations:
- Restrict access to port 1311 via firewalls, VPNs, or network segmentation, exposing it only to trusted administration workstations.
- Enforce strong authentication with complex passwords or multi-factor authentication.
- Regularly update OMSA software to patch known vulnerabilities.
- Configure SSL/TLS to disable insecure protocols and enforce strong cipher suites.
- Monitor access logs for suspicious activity and perform routine vulnerability scans of management interfaces.
Related Ports
the 8 most looked-up other ports in remote access — 110 ports carry that label.
| port | service | risk | |||
|---|---|---|---|---|---|
| :8000 | Intel Remote Desktop / Alternate HTTP Port | TCP | Web Services | safe | 84.3k |
| :8888 | D2GS Admin Console | TCP | Remote Access | caution | 83.7k |
| :8881 | Atlasz Secure Server | TCP | Web Services | caution | 67.6k |
| :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