Summary
rr.wikimedia.org has one IP number , which is the same as for
wikimedia.org, via cname to
rr.pmtpa.wikimedia.org , which also has a corresponding reverse pointer.
en.wikiquote.org,
en.wikipedia.org,
tg.wikipedia.org,
gd.wikipedia.org,
mo.wikipedia.org and at least 100 other hosts cnames to this hostname.
wikinews.org,
mediawiki.org,
wikipedia.org,
wikiquote.org,
wikimedia.org and at least 20 other hosts point to the same IP.
wikimedia.org is a domain controlled by three nameservers at
wikimedia.org themselves. Two of them are on the same IP network. Incoming mail for
wikimedia.org is handled by two mailservers also at
wikimedia.org. They are on different IP networks.
rr.wikimedia.org is hosted on a server in United States.