And my windows wallet stopped syncing at block 1219030. What should I do? I can't use neither online nor windows wallet now

Update your bitcoin conf file with the latest list of peers from
https://chainz.cryptoid.info/piggy/#!network "node list". Presently that list is:
addnode=104.182.41.106
addnode=104.243.241.19
addnode=104.250.170.17
addnode=108.170.1.134
addnode=109.48.255.161
addnode=109.7.213.51
addnode=118.211.215.131
addnode=121.177.33.116
addnode=123.242.209.87
addnode=125.143.124.236
addnode=136.61.139.150
addnode=139.60.162.142
addnode=144.76.71.141
addnode=145.239.71.6
addnode=153.165.154.161
addnode=172.220.163.207
addnode=173.19.3.90
addnode=173.32.59.23
addnode=174.48.35.235
addnode=176.212.243.119
addnode=177.148.145.234
addnode=177.22.86.247
addnode=177.33.158.136
addnode=177.74.235.1
addnode=178.117.244.238
addnode=178.165.130.82
addnode=184.103.168.179
addnode=185.66.254.41
addnode=188.162.84.208
addnode=188.233.201.109
addnode=192.164.111.83
addnode=192.210.139.155
addnode=195.202.248.83
addnode=201.42.222.234
addnode=201.43.18.148
addnode=209.93.214.231
addnode=212.86.115.21
addnode=213.162.73.129
addnode=213.24.134.12
addnode=217.145.199.68
addnode=217.175.119.125
addnode=223.204.126.171
addnode=23.92.221.66
addnode=24.11.45.99
addnode=24.180.177.176
addnode=24.237.158.13
addnode=24.237.158.16
addnode=24.36.186.36
addnode=24.70.116.55
addnode=31.182.130.201
addnode=37.146.122.31
addnode=37.218.168.247
addnode=37.49.180.14
addnode=45.65.213.1
addnode=46.42.197.86
addnode=5.140.46.137
addnode=5.31.36.26
addnode=5.34.125.120
addnode=5.62.43.19
addnode=5.62.43.43
addnode=51.254.45.117
addnode=64.250.174.14
addnode=65.92.244.162
addnode=68.107.62.145
addnode=68.200.48.166
addnode=68.35.215.157
addnode=69.130.148.120
addnode=70.119.111.147
addnode=70.138.154.234
addnode=70.52.243.154
addnode=71.84.218.243
addnode=72.128.98.79
addnode=73.185.90.231
addnode=73.202.172.130
addnode=73.26.249.246
addnode=73.32.0.241
addnode=74.192.143.134
addnode=75.23.206.73
addnode=76.169.51.184
addnode=76.95.178.229
addnode=77.119.129.250
addnode=77.49.241.194
addnode=79.137.71.98
addnode=79.138.52.171
addnode=79.143.191.161
addnode=80.5.153.93
addnode=80.5.28.203
addnode=81.183.154.114
addnode=82.154.90.84
addnode=82.7.253.137
addnode=83.82.100.93
addnode=83.82.137.238
addnode=86.250.110.77
addnode=87.197.110.207
addnode=87.214.96.143
addnode=88.110.143.26
addnode=89.21.76.81
addnode=90.106.221.110
addnode=91.141.0.248
addnode=92.110.227.241
addnode=96.236.17.32
addnode=97.104.74.165
addnode=99.71.113.187