Robtex

Up: 12.168.132.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 12.168.132.0/25
Down right: 12.168.132.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
12.168.132.4	A+PTR	builder-pod1-cert.fiservapps.com
12.168.132.4	A+PTR	allybank.builder-pod1-cert.fiservapps.com
12.168.132.4	A+PTR	capone.builder-pod1-cert.fiservapps.com
12.168.132.14	A	asb-rm-cert.onlinebank.net
12.168.132.17	A+PTR	rxp-pod3-cert.checkfreeweb.com
12.168.132.66	A+PTR	onbsmallbiz-cert.checkfreeweb.com
12.168.132.67	A+PTR	pnc-builder-cert.checkfreeweb.com
12.168.132.68	A+PTR	americafirst-sb-cert.checkfreeweb.com
12.168.132.77	A	rxp3-cert.framesponsor.com
12.168.132.77	A	rxp3-cert.framesponsor.checkfreeweb.com
12.168.132.84	A	test-aplws-cert.checkfree.com
12.168.132.86	A+PTR	nittany-cw411-cert.checkfreeweb.com
12.168.132.86	PTR	fidelity-builder-cert.onefiserv.com
12.168.132.86	PTR	pnc-builder-cert.onefiserv.com
12.168.132.89	A	builder-cert-vpnws.mybills.com
12.168.132.92	A+PTR	greendotpremier-cert.checkfreeweb.com
12.168.132.113	PTR	capitalone-buildercc-cert.checkfreeweb.com
12.168.132.118	A+PTR	telepc-rxp-cert.checkfreeweb.com
12.168.132.118	A+PTR	saml-bacbpc-cert.fiservapps.com
12.168.132.119	A+PTR	banklink-sb-cert.checkfreeweb.com
12.168.132.119	A+PTR	billpay40.banklink.com
12.168.132.126	A+PTR	cert.e-messagingservice.com
12.168.132.127	A+PTR	synovussb-cert.checkfreeweb.com
12.168.132.128	A+PTR	cw411-cert.checkfreeweb.com
12.168.132.135	PTR	turbotax-rxp-cert.checkfreeweb.com
12.168.132.146	A	usbank-bcc-cert.fiservapps.com
12.168.132.148	A+PTR	citizensbank-sb-cert.checkfreeweb.com
12.168.132.150	PTR	charterone-sb-cert.checkfreeweb.com
12.168.132.165	A	ebillconsole-cert.getbills.com
12.168.132.168	A+PTR	bac-saml-cert.checkfree.com
12.168.132.168	A+PTR	samlcert-bac.onefiserv.com
12.168.132.168	A+PTR	eft-intdsktopwm40.cert.fiserv.com
12.168.132.171	A+PTR	sovereignbank-rxp-cert.checkfreeweb.com
12.168.132.173	A+PTR	arvest-sb-cert.checkfreeweb.com
12.168.132.175	A+PTR	cert.pcsbanking.checkfreeweb.com
12.168.132.189	A+PTR	remedy-cert.onefiserv.com
12.168.132.195	A+PTR	firstbank-buildercc-cert.checkfreeweb.com
12.168.132.200	A	remedy-trng.onefiserv.com
12.168.132.202	A+PTR	datadelivery-cert.onefiserv.com
12.168.132.212	A+PTR	statebanks-sb-cert.checkfreeweb.com
12.168.132.214	A	builderb-intws-cert-soa.mybills.com
12.168.132.216	A	mecu-rxp-cert.checkfreeweb.com
12.168.132.219	A+PTR	1stbankofcolorado-builder-cert.checkfreeweb.com
12.168.132.223	A+PTR	compass-builder-cert.checkfreeweb.com
12.168.132.225	A+PTR	oa-mc-cert.onefiserv.com
12.168.132.226	A+PTR	oa-app-cert.onefiserv.com
12.168.132.227	A+PTR	tcbk-cert-cwsb.checkfreeweb.com
12.168.132.231	A+PTR	suntrustcert.thevalidnetwork.com
12.168.132.234	A	saml-cert-chase.onefiserv.com
12.168.132.236	A+PTR	flagstar-cert-cwsb.checkfreeweb.com
12.168.132.248	A+PTR	cwp411-cert.checkfreeweb.com
12.168.132.250	PTR	futurecertlogin.memberselfservice.com