Сервер лежит в 502 ошибке, полез в логи, нашел вот такое,
где XX.XX.XXX.XXX ip этого же сервера, то есть свой.
Nov 6 02:02:35 sr kernel: [ 870.240736] TCP: drop open request from XX.XX.XXX.XXX/35977
Nov 6 02:02:35 sr kernel: [ 870.252678] TCP: drop open request from XX.XX.XXX.XXX/35978
Nov 6 02:02:35 sr kernel: [ 870.264672] TCP: drop open request from XX.XX.XXX.XXX/35979
Nov 6 02:02:36 sr kernel: [ 870.899587] TCP: drop open request from XX.XX.XXX.XXX/36032
Nov 6 02:02:36 sr kernel: [ 870.911564] TCP: drop open request from XX.XX.XXX.XXX/36033
Nov 6 02:02:36 sr kernel: [ 870.924563] TCP: drop open request from XX.XX.XXX.XXX/36034
Nov 6 02:02:36 sr kernel: [ 870.937545] TCP: drop open request from XX.XX.XXX.XXX/36035
Nov 6 02:02:36 sr kernel: [ 870.949625] TCP: drop open request from XX.XX.XXX.XXX/36036
Nov 6 02:02:47 sr kernel: [ 881.625123] __ratelimit: 52 callbacks suppressed
Nov 6 02:02:47 sr kernel: [ 881.625131] TCP: drop open request from XX.XX.XXX.XXX/36936
Nov 6 02:02:47 sr kernel: [ 881.637802] TCP: drop open request from XX.XX.XXX.XXX/36937
Nov 6 02:02:47 sr kernel: [ 881.649137] TCP: drop open request from XX.XX.XXX.XXX/36938
Nov 6 02:02:47 sr kernel: [ 881.660995] TCP: drop open request from XX.XX.XXX.XXX/36939
Nov 6 02:02:47 sr kernel: [ 881.673135] TCP: drop open request from XX.XX.XXX.XXX/36940
