You are here

IP: 221.0.0.80, Port: 21

Test Port from Server (47.88.15.2) to IP 221.0.0.80

No.1/4 Test Host(221.0.0.80):Port(21) Result: Connection Refused: 111, Down!
No.2/4 Test Host(221.0.0.80):Port(21) Result: Connection Refused: 111, Down!
No.3/4 Test Host(221.0.0.80):Port(21) Result: Connection Refused: 111, Down!
No.4/4 Test Host(221.0.0.80):Port(21) Result: Connection Refused: 111, Down!
Input

More Ports

IP / Host: Port:

Glossary From Wikipedia:

Port: Port (computer networking) en (English)