Apr 16, 2019
(via How To Check If A Port Is Open On Multiple Remote Linux System Using Shell Script With nc Command?)

seen from Malaysia

seen from United States

seen from United States
seen from Brazil

seen from Malaysia

seen from Malaysia
seen from Poland
seen from China

seen from Türkiye

seen from Malaysia
seen from China
seen from China
seen from Germany

seen from United States
seen from Japan

seen from Malaysia

seen from United States
seen from Netherlands
seen from China

seen from Malaysia
(via How To Check If A Port Is Open On Multiple Remote Linux System Using Shell Script With nc Command?)
(via 3 Ways To Check Whether A Port Is Open On The Remote Linux System?)