template Service "generic-service" {
  max_check_attempts = 5
  check_interval = 1m
  retry_interval = 30s
}

object Host "KK__web.cz" {
  address = "46.28.105.77"
  #vars.os = "Linux"
  check_command = "hostalive"

  vars.notification["mail"] = {
    groups = [ "icingaadmins" ]
  }
}

object Service "http" {
  host_name = "KK__web.cz"
  check_command = "http"
  #vars.http_vhost = "http://web.cz"
  vars.http_uri = "http://web.cz"
}

root@D01:~# /usr/lib/nagios/plugins/check_http -H web.cz -I web.cz
HTTP OK: HTTP/1.1 200 OK - 39995 bytes in 0.113 second response time |time=0.112669s;;;0.000000 size=39995B;;;0