a105f bit3 imei repair , server is down ?

Waiting ADB device... OK
Reading phone info...
Model: SM-A105F
Android version: 9
PDA version: A105FDDU3ASG2
CSC version: A105FODM3ASG2
Phone version: A105FDDU3ASG1
Product code: SM-A105FZBEINS
CSC country code: India
CSC sales code: INS
Phone SN: RF8M51*****
IMEI: 355**********
HW version: MP 0.300
RF cal date: 20190510
Chip name: EXYNOS7884B
Modem board: SHANNON327
Security patch: 2019-06-01
Boot Warranty bit: 1
SIM State: ABSENT
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching server...
Checking server answer... error (0.1)
Done with Samsung Tool PRO v.37.0