More than one host

Mon May 6 12:35:10 UTC 2019

>   1 192.168.1.249 - - [05/May/2019:14:43:28 -0500] "GET /bugzilla/ HTTP/1.0" 200 4250 "-" "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHT
>   2 Execution Time 8579
> 
> the dash after 200 4250 is the 'host" I believe it is seeing or defaulting to "-" and not http://bugzilla.example.com.

Are you sure that it is the 'host  (as in have you configured LogFormat in the apache that way)?
Typically in a combined log format in that spot is Referer (http://httpd.apache.org/docs/current/mod/mod_log_config.html ) which if empty is logged as "-"

rr