too many DNS requests through MT - UDP 53 unknown state

whenever I try to access a website or any other service through mikrotik I see like 100s of DNS requests { 53udp } on / ip firewall connection … and the state of the connection is always uknown … what is really going on ?

thanks in advance guys

Same happen to me and i blocked all of outgoing requests to udp/53 which not my isp dns’ server. Its like to dynamic dns server.