host=insertHostnameHere sourcetype=access_combined | timechart span=1h dc(sourceIP) If you have Fieldextraction for the visitor IP’s, in this example named ‘sourceIP’, this simple query will list the number of unique visitors per hour
Worldmap with unique visitors last 24 hours
sourcetype=access_combined | iplocation sourceIP | stats dc(sourceIP) by Country | geom geo_countries featureIdField=”Country” earliest=-24h Note that ‘sourceIP’ is the name for the IP field. You may already have another fieldname for that extraction. Tested on Splunk Light.