message: Use format specified by FN
diff: @@ -45,7 +45,10 @@ export class IdentGenerator {
  }
  static switchAroundMxid(user: MatrixUser) {
  - return `${user.host}:${user.localpart}`;
  + return user.host.split('.')
  + .reverse()
  + .join('.')
  + .substr(0, 30) + (user.host.length > 30 ? ">:" : ":") + user.localpart;
  }
  /**
  