Robtex

Up: 2a03:2880:f1fc::/47
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Down left: 2a03:2880:f1fd::/49
Down right: 2a03:2880:f1fd:8000::/49
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
2a03:2880:f1fd:b:face:b00c::99	A	d.ns.igcdn.com
2a03:2880:f1fd:b:face:b00c::99	A	d.ns.xz.fbcdn.net
2a03:2880:f1fd:b:face:b00c::99	A	d.ns.fna.fbcdn.net
2a03:2880:f1fd:c:face:b00c::35	PTR	d.ns.facebook.com