Please run;
Dcdiag /v /c /d /e /s:%computername% >C:\dcdiag.log
(run on PDC emulator)
repadmin /showrepl >C:\repl.txt
(run on any domain controller)
ipconfig /all > C:\%computername%.txt
(run on EVERY domain controller)
Also check the domain controller System and Replication (DFS or FRS) event logs for errors since last boot. Post the Event Source and Event IDs of any found. (no evtx files)
then put unzipped
text files up on OneDrive and share a link.