:7
(TCP/UDP)
Medium Risk
Echo
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://ipfyi.com/iframe/entity//" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://ipfyi.com/entity//Add a dynamic SVG badge to your README or docs.
[](https://ipfyi.com/entity//)Use the native HTML custom element.
TCP/UDP — System & Infrastructure
Port Overview
Port Number
7
Service Name
Echo
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Medium
Port Range
Well-Known (0-1023)
What is Port 7?
Echo protocol. Returns any data it receives back to the sender. Used primarily for network testing and debugging connectivity issues.
TCP/UDP
System & Infrastructure
Commonly Used
Security Considerations
Port 7 (Echo) is classified as medium risk. While this service is commonly exposed, consider using encrypted alternatives where available.
Recommendation: Keep the service updated. Monitor logs for unusual activity.