whois

Well, whois has changed since the last time I had cause to use it!

~/backup$ whois facebook.com

Whois Server Version 2.0

Domain names in the .com and .net domains can now be registered
with many different competing registrars. Go to http://www.internic.net
for detailed information.

   Server Name: FACEBOOK.COM.ZZZZZ.GET.LAID.AT.WWW.SWINGINGCOMMUNITY.COM
   IP Address: 69.41.185.229
   Registrar: TUCOWS DOMAINS INC.
   Whois Server: whois.tucows.com
   Referral URL: http://domainhelp.opensrs.net

   Server Name: FACEBOOK.COM.MORE.INFO.AT.WWW.BEYONDWHOIS.COM
   IP Address: 203.36.226.2
   Registrar: INSTRA CORPORATION PTY, LTD.
   Whois Server: whois.instra.net
   Referral URL: http://www.instra.com

   Server Name: FACEBOOK.COM.LOVED.BY.WWW.SHQIPHOST.COM
   IP Address: 46.4.210.254
   Registrar: ONLINENIC, INC.
   Whois Server: whois.onlinenic.com
   Referral URL: http://www.OnlineNIC.com

   Server Name: FACEBOOK.COM.KNOWS.THAT.THE.BEST.WEB.HOSTING.IS.NASHHOST.NET
   IP Address: 78.47.16.44
   Registrar: CENTER OF UKRAINIAN INTERNET NAMES
   Whois Server: whois.ukrnames.com
   Referral URL: http://www.ukrnames.com

   Server Name: FACEBOOK.COM.GET.ONE.MILLION.DOLLARS.AT.WWW.UNIMUNDI.COM
   IP Address: 209.126.190.70
   Registrar: PDR LTD. D/B/A PUBLICDOMAINREGISTRY.COM
   Whois Server: whois.PublicDomainRegistry.com
   Referral URL: http://www.PublicDomainRegistry.com

(Followed by the information I was actually looking for.)

Good grief. (Reminds me of Moving Pictures—if it has information context, there will be a way to do product placement, and someone will try and take advantage of that...)