Summary
facebook.com.ar is a domain controlled by two nameservers at
sf2p.tfbnw.net. They are on the same IP network.
facebook.com.ar has five IP numbers. Some of them are on the same IP network.
fbcdn.net,
facebook.se,
facbook.com,
facebook.ca,
faceboo.com and at least 13 other hosts point to the same IP and also shares nameservers.
fbcdn.com,
heald.net,
faceobok.com,
facebook.com,
faceboot.com and at least 18 other hosts point to the same IP.
tfbnw.net,
tfbnw.com,
fbhigh.net,
tfbnet.net,
tfbhigh.net and at least 51 other hosts share nameservers with this domain.
ww.facebook.com.ar and
www.facebook.com.ar are subdomains to this hostname.
com.ar is a domain controlled by six nameservers. All of them are on different IP networks.
facebook.com.ar is hosted on five servers in United States even though the hostname implies Argentina.