<4>Jul 28 17:29:28 hq-postgres kernel: [17876.927961] [UFW BLOCK] IN=ens5 OUT= MAC=02:da:4a:4d:f8:d0:02:4b:94:bf:cd:44:08:00 SRC=32.31.98.125 DST=221.238.66.31 LEN=52 TOS=0x08 PREC=0x60 TTL=44 ID=34257 DF PROTO=TCP SPT=42435 DPT=5432 WINDOW=16987 RES=0x00 ACK FIN URGP=0 
Product: Uncomplicated Firewall (UFW)
Vendor: linux