<185>Sep 26 10:30:10 WAFirewall CEF:0|Barracuda|WAF|1101|342|GEO_IP_BLOCK|1|cat=WF dst=26.218.214.101 dpt=443 act=DENY msg=[Fake Crawler] duser="-" src=126.181.86.188 spt=63054 requestMethod=GET app=TLSv1.3 requestContext="-" start=Sep 26 2022 10:30:10  rt=1664206210077  request=/comm/SinglePageRegPledge.jsp requestClientApplication="facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)" dvchost=WAFirewall externalId=1837a6b83df-dec0665f cn2=63054 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Forceful Browsing cs4Label=AttackGroup cs5=126.181.86.188 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: ['barracuda_waf_GEO_IP_BLOCK', 'AttackGroup:Forceful Browsing', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'GEO_IP_BLOCK', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'RuleID:global', 'ProxyIP:173.252.95.120']
productids: [0]
sourceinfo: unknown
localstarttime: 1664206210077 
sensitivity: normal
localhostname: WAFirewall
priority: 185
facilitylabel: local7
messagetype: GEO_IP_BLOCK
severitycode: 9
fqdn: /comm/SinglePageRegPledge.jsp
clientport: 63054
vendorcode: 342
action: block
facilitycode: 23
streamName: barracuda_waf
clientIP: 126.181.86.188
serverIP: 26.218.214.101
userName: -