<4>Jun  6 18:13:25 hq-postgres kernel: [425830.420689] [UFW BLOCK] IN=ens5 OUT= MAC=02:da:4a:4d:f8:d0:02:4b:94:bf:cd:44:08:00 SRC=54.118.82.149 DST=253.157.167.0 LEN=52 TOS=0x08 PREC=0x60 TTL=37 ID=46889 DF PROTO=TCP SPT=16875 DPT=5432 WINDOW=502 RES=0x00 ACK FIN URGP=0 
Product: Uncomplicated Firewall (UFW)
Vendor: linux