The Plesk DNS service looks fine to me:
$ dig skcomm.in @46.165.217.228
; <<>> DiG 9.11.36-RedHat-9.11.36-16.el8_10.2 <<>> skcomm.in @46.165.217.228
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 22049
;; flags: qr aa rd; QUERY: 1, ANSWER: 1...