input

IP: http://54.89.146.217/
HINT:- OSINT200 John is so mean, he won’t help.
HINT:- OSINT200 1. Check RFC 7033 2. Check webfinger

output

Go to http://54.89.146.217/.well-known/webfinger
You will obtain:
SSDEEP(523bd1e47b08cfd4d92cddcbff8e541d)
flag{ssdeep}

Now go on https://www.vicheck.ca/md5query.php
And search 523bd1e47b08cfd4d92cddcbff8e541d

The flag is flag{3072:uFvAPdnvdoz91j/q2p4N1m1QmKoEe2TE4lvrNh:uFvAPdnvdoz91rq2p4rm1QdoEe2TE4l/}