NTP Client not synchronizing

Hi.
system ntp client print
enabled: yes
mode: unicast
primary-ntp: 216.239.35.0
secondary-ntp: 216.239.35.4
dynamic-servers:
status: started

Not synchronized, NO FW rules! No helps reboot. Not helps change ntp servers.

system routerboard print
routerboard: yes
model: 2011iL
serial-number: 607Exxx
firmware-type: ar9344
factory-firmware: 3.22
current-firmware: 3.41
upgrade-firmware: 3.41

system package print
Flags: X - disabled

NAME VERSION SCHEDULED

0 system 6.40.8
1 security 6.40.8
2 ppp 6.40.8
3 ntp 6.40.8
4 dhcp 6.40.8
5 advanced-tools 6.40.8

Capture all ntp:
ip firewall filter print
Flags: X - disabled, I - invalid, D - dynamic
0 chain=forward action=accept protocol=udp dst-port=123 log=yes log-prefix=""
1 chain=input action=accept protocol=udp src-port=123 log=yes log-prefix=""
2 chain=output action=accept protocol=udp dst-port=123 log=yes log-prefix=""
3 chain=forward action=accept protocol=udp src-port=123 log=yes log-prefix=""
Only output and forward (nat windows) NTP traffic... No input. (

Is it possible HW issue? WTF???

Waiting info from ISP, possibble ISP issue. The same problem with IP cams (mikrotik nat).