Robtex

Up: 2600::/28
Can't show all results, try to descend to a more specific CIDR
Down left: 2600::/30
Down right: 2600:4::/30
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
2600::	A+PTR	www.sprint.net
2600::	A	sprintlink.net
2600::	A	www.sprintlink.net
2600::2	PTR	ns2.sprintlink.net
2600:0:8001:11::10	A+PTR	reston-ns1.telemail.net
2600:0:8001:21::	A+PTR	www7.sprint.com
2600:0:8001:21::	A	labtelemail.net
2600:0:8001:31::10	A	reston-ns2.telemail.net
2600:0:8004:21::	A	labtelemail.net
2600:0:8004:21::	A	www7.sprint.com
2600::cf02:ffff:68:28:31:7	A	oap7.sprintpcs.com
2600:1:0:1e::c	A	r1---sn-n2gpou-ab5e.gvt1.com
2600:1:0:1e::d	A	r2.sn-n2gpou-ab5e.googlevideo.com
2600:1:0:1e::d	A	r2.sn-n2gpou-ab5e.gvt1.com
2600:1:0:1e::e	A	r3.sn-n2gpou-ab5e.googlevideo.com
2600:1:951b:ef34:cd6d:9e2f:9d89:e5	A	fayisa.com
2600:2:100:3::c	A	r1.sn-n2gpou-cfpe.gvt1.com
2600:2:100:3::d	A	r2---sn-n2gpou-cfpe.googlevideo.com
2600:2:100:3::d	A	r2.sn-n2gpou-cfpe.gvt1.com
2600:2:100:3::e	A	r3---sn-n2gpou-cfpe.googlevideo.com
2600:2:d00:4::c	A	r1---sn-n2gpou-qj5e.googlevideo.com
2600:2:d00:4::c	A	r1.sn-n2gpou-qj5e.googlevideo.com
2600:2:d00:4::c	A	r1---sn-n2gpou-qj5e.gvt1.com
2600:2:2000:2::3a	A+PTR	sl-crs1-dc-hu1-0-0-0.2.v6.sprintlink.net
2600:2:2000:2::3a	A	sl-crs1-dc-hu1-0-0-0-2.sprintlink.net
2600:3:0:1::c	A	r1.sn-n2gpou-j5xe.gvt1.com
2600:3:0:1::c	A	r1---sn-n2gpou-j5xe.googlevideo.com
2600:3:0:1::d	A	r2.sn-n2gpou-j5xe.gvt1.com
2600:3:0:1::d	A	r2.sn-n2gpou-j5xe.googlevideo.com
2600:3:2500:12::c	A	r1---sn-n2gpou-hjve.googlevideo.com
2600:3:2500:12::c	A	r1.sn-n2gpou-hjve.gvt1.com
2600:3:2500:12::d	A	r2---sn-n2gpou-hjve.googlevideo.com
2600:3:2500:12::d	A	r2.sn-n2gpou-hjve.gvt1.com
2600:4:0:2::41ac:1f10	A	a1146.dscb.akamai.net
2600:4:0:2::41ac:1f11	A	a865.dscb.akamai.net
2600:4:0:2::41ac:1f13	A	www.ne.nrcs.usda.gov
2600:4:0:2::41ac:1f18	A	www.ne.nrcs.usda.gov
2600:4:0:2::41ac:1f18	A	a352.dscb.akamai.net.0.1.cn.akamaitech.net
2600:4:0:2::41ac:1f21	A	a1146.dscb.akamai.net
2600:4:0:2::41ac:1f21	A	a865.dscb.akamai.net
2600:4:0:2::41ac:1f23	A	a352.dscb.akamai.net.0.1.cn.akamaitech.net
2600:5:100:1::c	A	r1.sn-n2gpou-nx5e.googlevideo.com
2600:5:100:1::d	A	r2.sn-n2gpou-nx5e.gvt1.com
2600:5:100:1::d	A	r2.sn-n2gpou-nx5e.c.pack.google.com
2600:5:100:1::d	A	r2---sn-n2gpou-nx5e.googlevideo.com
2600:5:3700:1::cea0:aa09	A	a1877.dscna.akamai.net
2600:5:3700:1::cea0:aa0b	A	a259.dscna.akamai.net
2600:5:3700:1::cea0:aa12	A	a1877.dscna.akamai.net
2600:5:3700:1::cea0:aa21	A	a259.dscna.akamai.net
2600:5:3700:1::cea0:aa23	A	a176.dscna.akamai.net
2600:5:3700:1::cea0:aa29	A	a176.dscna.akamai.net
2600:5:3700:1::cea0:aa39	A	a174.dscna.akamai.net
2600:5:3700:1::cea0:aa3a	A	a174.dscna.akamai.net
2600:6:200:1::1	A	mail.onhir.gov
2600:6:200:2::c	A	r1---sn-n2gpou-2ime.googlevideo.com
2600:6:200:2::c	A	r1.sn-n2gpou-2ime.googlevideo.com
2600:6:200:2::d	A	r2---sn-n2gpou-2ime.googlevideo.com
2600:6:2000:4::111	A	ookla1.prlchi.clearwire-lte.net
2600:6:2000:6::7	A	ae3.pr01.lax1.tfbnw.net
2600:6:ff02:10::441c:4a9c	A	cmv-chi2-imap.spcsdns.net
2600:6:ff42:10::441c:257c	A	cmv-phx3-imap.spcsdns.net
2600:6:ff42:10::441c:2a9c	A	cmv-phx2-imap.spcsdns.net
2600:6:ff85:10::441c:a91c	A	cmv-ftw2-imap.spcsdns.net