Robtex

Up: 192.0.80.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 192.0.80.128/26
Down right: 192.0.80.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.0.80.133	A+PTR	smtp1.dfw.wordpress.com
192.0.80.134	A	fr.service.afterthedeadline.com
192.0.80.135	A	itpworld.files.wordpress.com
192.0.80.136	A	capitalistcripple.files.wordpress.com
192.0.80.136	A	flywomen.files.wordpress.com
192.0.80.173	PTR	smtp2.dfw.wordpress.com
192.0.80.175	A	exurbanpedestrian.files.wordpress.com
192.0.80.176	A	liplip.files.wordpress.com
192.0.80.201	PTR	proxy.automattic.com
192.0.80.211	PTR	vpn.automattic.com
192.0.80.215	A	smtp1-1.dfw.wordpress.com
192.0.80.222	A+PTR	smtp2-1.dfw.wordpress.com
192.0.80.223	A+PTR	smtp2-2.dfw.wordpress.com
192.0.80.225	A	calypso.live
192.0.80.226	A	files.vipv2.net
192.0.80.228	A	pay-js.automattic.com
192.0.80.228	A	pay.automattic.com
192.0.80.230	A	slf.ie
192.0.80.231	A	slf.ie
192.0.80.232	A	slf.ie
192.0.80.233	A	slf.ie
192.0.80.235	A	mogilefs.dfw.wordpress.com
192.0.80.239	A	www.gravatar.tv
192.0.80.239	A	cn.gravatar.com
192.0.80.239	A	es.gravatar.com
192.0.80.240	A	www.gravatar.tv
192.0.80.240	A	cn.gravatar.com
192.0.80.240	A	es.gravatar.com
192.0.80.241	A	www.gravatar.tv
192.0.80.241	A	cn.gravatar.com
192.0.80.241	A	es.gravatar.com
192.0.80.242	A	www.gravatar.tv
192.0.80.242	A	cn.gravatar.com
192.0.80.242	A	es.gravatar.com
192.0.80.243	PTR	akismet.com
192.0.80.243	A	mail.akismet.com
192.0.80.243	A	www.akismet.com
192.0.80.244	A+PTR	api.akismet.com
192.0.80.245	PTR	akismet.com
192.0.80.245	A	mail.akismet.com
192.0.80.245	A	www.akismet.com
192.0.80.246	A+PTR	api.akismet.com
192.0.80.250	A	*.domains.writerscurb.wordpress.com
192.0.80.250	A	extranet.mobitruckltangki.wordpress.com
192.0.80.250	A	bos-ns1.bos.tangkipabrik.wordpress.com