Not here anyway: https://www.virustotal.com/gui/ip-address/69.171.251.18/relations
Where it is being flagged: given as a rule breaker: https://www.projecthoneypot.org/ip_69.171.251.18
Confirmed being a fake crawler: https://www.projecthoneypot.org/ip_69.171.251.18
Also was found in this database: https://www.abuseipdb.com/check/69.171.251.18 (where it was whitelisted as a facebook address)
and search engine spider: https://www.abuseipdb.com/whois/69.171.251.18
Given as suspected proxyserver: https://whatismyipaddress.com/ip/69.171.251.18
Facebookexternalhit - read: https://www.wundercounter.com/counter/ip-tracker/144/
Discussed here: https://stackoverflow.com/questions/11521798/excessive-traffic-from-facebookexternalhit-bot
Read: https://www.webmasterworld.com/search_engine_spiders/3552152.htm
polonus (volunteer 3rd party cold recon website security analyst and website error-hunter)