AutoPi dongle is on LTE connection but off-line on the cloud

Subject of the issue

can not connect dongle to AutoPi Cloud in my.autopi.io while on local http://local.autopi.io LTE connection is active.

Your environment

2GEN dongle software 2020.05.27

Steps to reproduce

Expected behavior

The icon expected to be green and functionality of cloud available

Actual behaviour

The icon is Red

While on local connection with the Dongle, my public IP is LTE IP.
WHOIS Source: ARIN
IP Address: 107.77.216.13
Country: usUSA - Washington
Network Name: ATT-MOBILITY-LLC
Owner Name: AT&T Mobility LLC
CIDR: 107.64.0.0/10
From IP: 107.64.0.0
To IP: 107.127.255.255
Allocated: Yes
Contact Name: AT&T Mobility LLC

Therefore if I enable Wifi connection(local.autopi.io) to my local LAN - AutoPi Cloud connection will be Green. OK.
but I want to be completely on LTE, to test device.

power.status
rpi:

  uptime:

    days: 0

    seconds: 1518

    since_iso: '2020-09-10T17:27:16.611302'

    since_t: 1599758836

    time: '0:25'

    users: 1

spm:

  current_state: 'on'

  last_state:

    down: none

    up: 'on'

  last_trigger:

    down: none

    up: spm

  sleep_interval: 0

  version: '2.0'

stn:

  battery:

    level: 100

    state: discharging

    voltage: 12.6

  last_trigger:

    sleep: NONE

    wake: NONE

  trigger_config:

    ext_sleep: '  LOW FOR 3000 ms'

    ext_wake: '  HIGH FOR 500 ms'

    uart_sleep: '  900 s'

    vchg_wake: '  +0.40V IN 1000 ms'

    vl_sleep: '  <12.20V FOR 240 s'

    vl_wake: '  >13.20V FOR 3 s'