<"Description": "Domain ownership verification file for Microsoft 365 - place in the website root",
"Domain": "ni4l.com",
"Id": "676534fe-46b0-4fe2-8af1-eeda6ece7015">
The 15-meter band (also called the 21-MHz band or 15 meters) is an amateur radio frequency band spanning the shortwave spectrum from 21 to 21.45 MHz. Almost all countries permit amateur communications on the entire band.