I don't think that log entry means much, 404 = not found. If you want to use the appache logs you need to look for stuff that got a reply.HTTP/1.0" 404
I'm showing DNS issues, you may want to contact your host.
Nameservers for camtrapper.com:
ns1.siteground224.com returned (SERVFAIL)
ns2.siteground224.com returned (SERVFAIL)