<185>Aug 27 11:20:34 WAFirewall CEF:0|Barracuda|WAF|1101|342|GEO_IP_BLOCK|1|cat=WF dst=27.145.243.195 dpt=443 act=DENY msg=[GeoIP Policy Match] duser="-" src=171.220.191.176 spt=45306 requestMethod=GET app=TLSv1.2 requestContext="-" start=Aug 27 2022 11:20:34  rt=1661617234542  request=/ requestClientApplication="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.113 Safari/537.36 " dvchost=WAFirewall externalId=182e01ae26d-e5fe5f58 cn2=45306 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Forceful Browsing cs4Label=AttackGroup cs5=171.220.191.176 cs5Label=ProxyIP cs6="-" cs6Label=SessionID 

This is a syslog message from a product called Barracuda WAF by Barracuda. The following fields were extracted from the message:
senderhost: 10.0.0.250
serverport: 443
severitylabel: alert
tags: ['RuleID:global', 'barracuda_waf_GEO_IP_BLOCK', 'AttackGroup:Forceful Browsing', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'GEO_IP_BLOCK', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'ProxyIP:193.118.53.194']
productids: [0]
sourceinfo: unknown
localstarttime: 1661617234542 
sensitivity: normal
localhostname: WAFirewall
priority: 185
facilitylabel: local7
messagetype: GEO_IP_BLOCK
severitycode: 9
fqdn: /
clientport: 45306
vendorcode: 342
action: block
facilitycode: 23
streamName: barracuda_waf
clientIP: 171.220.191.176
serverIP: 27.145.243.195
userName: -