A list of websites with urls of the form www.i?db.{com,net,org}, as of
12 December 2006... then updated 4 May 2022, but still keeping the old stuff,
I'm just marking it defunct if I can't find it anymore.

Not necessarily complete.  Not listing redirects, sites that are down, or domain
name parking.

IADB: Inter-American Development Bank... well, I suppose it counts
IBDB: Internet Broadway Database; Internet Book Database [now defunct]
ICDB: Intentional Community Database [now defunct]; something in Spanish?
IDDB: Investigational Drugs Database [now defunct]; Internet Drug Database
IEDB: Immune Epitope Database and Analyis Resource; "I eat DEAD BEEF" or
	"Internet Episode Database" [now defunct], actually just someone's blog;
	something in Thai
IFDB: Interactive Fiction Database; "Fodder" [now defunct]
IGDB: Internet Game Database; 
IHDB: Internet History Database
IIDB: Internet Infidels Discussion Board; Internet Information Database
IJDB: Interjurisdictional Database; Internet Juggling Database [now defunct]
IKDB: No such thing
ILDB: All these sites are down!
IMDB: Internet Movie Database
INDB: No such thing
IODB: "Re(search)^2", very mysterious, seems to be down [now defunct]
IPDB: Internet Pinball Database; "Bollins" - how does "IPDB" stand for
	"Bollins"?! [now defunct anyway]
IQDB: Internet Quotation Database; Multi-service image search
IRDB: "Paul's Links" [now defunct]; "The Knowledge Share Academy E-learning
	Portal" (??)
ISDB: Internet Song Database [now defunct] ; Islamic Development Bank
ITDB: Creative Media, Inc. (?) [now defunct]; IT Delivery Business [now defunct]
IUDB: Internet Utility Database
IVDB: Internet Vulnerability DataBase [now defunct]; "Dodna.com"? Your
	site is .net! It's about vodka, though, so I suppose it could
	stand for Internet Vodka Database [now defunct]
IWDB: Irish Wolfhound Database
IXDB: No such thing
IYDB: No such thing
IZDB: Some sort of test site?