Robtex

Up: 2.16.21.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 2.16.21.0/26
Down right: 2.16.21.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
2.16.21.6	A	e4835.f.akamaiedge.net
2.16.21.7	A+PTR	a2-16-21-7.deploy.akamaitechnologies.com
2.16.21.7	A	cars.usnews.com
2.16.21.11	A+PTR	a2-16-21-11.deploy.akamaitechnologies.com
2.16.21.11	A	app.optimizely.com.edgekey.net
2.16.21.13	PTR	a2-16-21-13.deploy.akamaitechnologies.com
2.16.21.13	A	cep-v2-americanas-pf.b2w.io
2.16.21.28	A	flv.sales.cbs.com
2.16.21.28	A	e5220.dscf.akamaiedge.net
2.16.21.29	A+PTR	a2-16-21-29.deploy.static.akamaitechnologies.com
2.16.21.31	A+PTR	a2-16-21-31.deploy.akamaitechnologies.com
2.16.21.37	A+PTR	a2-16-21-37.deploy.akamaitechnologies.com
2.16.21.39	A+PTR	a2-16-21-39.deploy.static.akamaitechnologies.com
2.16.21.39	A	e3066.f.akamaiedge.net
2.16.21.40	A	volunteerconnection.redcross.org
2.16.21.44	PTR	a2-16-21-44.deploy.static.akamaitechnologies.com
2.16.21.44	A	e7125.d.akamaiedge.net
2.16.21.51	A	m.expedia.co.jp
2.16.21.51	A	msn.expedia.co.jp
2.16.21.51	A	jal.expedia.co.jp
2.16.21.53	A+PTR	a2-16-21-53.deploy.akamaitechnologies.com
2.16.21.53	A	e10004.f.akamaiedge.net
2.16.21.55	A	e5635.f.akamaiedge.net
2.16.21.62	A+PTR	a2-16-21-62.deploy.akamaitechnologies.com
2.16.21.62	A	b24c55b04577edcff120-ee732677a7df0f7e6b24d56d54ebab21.ssl.cf4.rackcdn.com
2.16.21.63	PTR	a2-16-21-63.deploy.akamaitechnologies.com
2.16.21.63	A	aff5fa4925746bf9c161-fb36f18ca122a30f6899af8eef8fa39b.ssl.cf5.rackcdn.com
2.16.21.63	A	32773ffb2503c9b7add3-4dd697e2b3c5aaee1665b4d7546c9a17.ssl.cf5.rackcdn.com
2.16.21.66	A+PTR	a2-16-21-66.deploy.akamaitechnologies.com
2.16.21.66	A	e9445.b.akamaiedge.net
2.16.21.83	A	e5894.g.akamaiedge.net
2.16.21.86	A+PTR	a2-16-21-86.deploy.akamaitechnologies.com
2.16.21.90	A	static-hp-eus.s-msn.com
2.16.21.93	A+PTR	a2-16-21-93.deploy.akamaitechnologies.com
2.16.21.93	A	coffscoast.focusmag.com.au
2.16.21.93	A	www.theageshop.com.au
2.16.21.98	A	e6654.f.akamaiedge.net
2.16.21.102	A+PTR	a2-16-21-102.deploy.akamaitechnologies.com
2.16.21.102	A	postcalcea.usps.com
2.16.21.103	PTR	a2-16-21-103.deploy.static.akamaitechnologies.com
2.16.21.103	A	e6716.f.akamaiedge.net
2.16.21.109	A+PTR	a2-16-21-109.deploy.akamaitechnologies.com
2.16.21.127	A+PTR	a2-16-21-127.deploy.akamaitechnologies.com