Robtex

Up: 174.137.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 174.137.112.0/21
Down right: 174.137.120.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
174.137.112.132	A	sem-sad1.marchex.com
174.137.112.133	A	sem-sad2.marchex.com
174.137.112.134	A	sem-sad3.marchex.com
174.137.112.135	A	sem-sad4.marchex.com
174.137.112.151	A	proxyscan-sad.goclick.com
174.137.112.154	A	el-sad.marchex.com
174.137.112.159	A	a.ns.mdnhinc.com
174.137.112.159	A	c.ns.mdnhinc.com
174.137.112.160	A	sem-sec.sad.marchex.com
174.137.112.161	PTR	a.mx.enhance.com
174.137.112.161	PTR	a.mx.free411.com
174.137.112.161	A	a.mx.marchex.com
174.137.112.162	PTR	b.mx.enhance.com
174.137.112.162	PTR	b.mx.free411.com
174.137.112.167	PTR	b.ns.marchex.com
174.137.112.167	A	b.ns.mdnhinc.com
174.137.112.167	A	b.ns.trafficleader.com
174.137.113.10	A+PTR	nosecone.marchex.com
174.137.113.11	A	legacyoutlook.marchex.com
174.137.113.12	A	stargate-sea.marchex.com
174.137.113.13	A	stargate-mim.marchex.com
174.137.113.20	A	sad01cr01-01-v100.sad.marchex.com
174.137.113.22	A	sad01cr01-v100.sad.marchex.com
174.137.113.23	A	sea01-nat.marchex.com
174.137.113.24	A	sea01-v500-nat.marchex.com
174.137.113.32	A	sea01-v524-nat.marchex.com
174.137.113.33	A	sea01-v525-nat.marchex.com
174.137.113.34	A	sea01-v527-nat.marchex.com
174.137.113.35	A	sea01-v528-nat.marchex.com
174.137.113.57	A	clickbob.net
174.137.113.120	A	b.ns.mdnhinc.com
174.137.113.120	A	b.ns.trafficleader.com
174.137.114.1	A	sad01cr01-v100.sad.marchex.com
174.137.114.2	A	sad01cr01-01-v100.sad.marchex.com
174.137.114.10	A	hostmaster.onlinereports.com
174.137.114.10	A	mx.onlinereports.com
174.137.114.19	A	yp.findlinks.com
174.137.114.19	A	yp.yellow.com
174.137.114.22	A	mdnhparking.com
174.137.114.22	A	www.mdnhparking.com
174.137.114.38	A	talk1.marchex.com
174.137.114.40	A	client.enhance.com
174.137.114.54	A	mls.marchex.com
174.137.114.55	A	*.localleadsmanager.com
174.137.114.55	A	www.localleadsmanager.com
174.137.114.57	A	cp.ah-ha.com
174.137.114.66	A+PTR	dcmreports.sad.marchex.com
174.137.114.71	A	reportapi.sandbox.connect.marchex.com
174.137.114.74	A	spotlightlocalsearch.onlinereports.com
174.137.114.75	A	tmp.onlinereports.com
174.137.114.81	A+PTR	adfeed.marchex.com
174.137.114.82	A	vermontinsurancequote.com
174.137.114.82	A	*.callchartertoday.com
174.137.114.82	A	callcruisesinc.com
174.137.114.84	PTR	ads.marchex.com
174.137.114.100	A	transcription.marchex.com
174.137.114.102	A	pfcapi.marchex.com
174.137.114.105	A	callorlandovacations.com
174.137.114.105	A	landingpages.marchex.com
174.137.114.142	A+PTR	vsmicro.sad.marchex.com
174.137.114.253	A	sad01td01-v100.sad.marchex.com
174.137.122.5	A+PTR	adrepo-pub.som1.marchex.com
174.137.122.5	A	services.marchex.com
174.137.122.6	A	mygetquote.com
174.137.122.6	A	adt-deals.com
174.137.122.23	PTR	vsproxy.som1.marchex.com
174.137.122.23	A	glasssmith.calls.net
174.137.122.23	A	proxy.calls.net
174.137.122.25	PTR	vsrwservice.som1.marchex.com
174.137.122.32	A	www.marchex.io
174.137.122.34	A	proxy-images.marchex.io
174.137.122.38	A+PTR	ciextapi.som1.marchex.com
174.137.122.41	A	rw1.calls.net
174.137.122.106	PTR	masclp.som1.marchex.com
174.137.122.106	A	landscaping411.com
174.137.122.106	A	call-pippin-dental.com
174.137.122.117	A+PTR	pub-503response.som1.marchex.com
174.137.122.123	PTR	vsproxy.som1.marchex.com
174.137.122.123	A	advancelandscapedesign.com
174.137.122.123	A	precisiondoorwesternwi.com
174.137.122.143	A	calltracking.forthea.com
174.137.122.143	A	tlsolutions.net
174.137.122.143	A	calls.boomtownig.com
174.137.122.145	A	marchex.io
174.137.122.243	A	adtrack.voicestar.com
174.137.122.243	A	www.tlsolutions.net
174.137.122.243	A	voicestar.com
174.137.123.130	PTR	v1100-nat-fw.som1.marchex.com
174.137.125.20	A	mx.mdnhinc.com
174.137.125.20	A	mdnhinc.com
174.137.125.20	A	admin.mdnhinc.com
174.137.125.28	A	c.ns.mdnhinc.com
174.137.125.32	A	moneysavingtip.com
174.137.125.32	A	homemortgagesavings.com
174.137.125.32	A	web-savings.com
174.137.125.33	PTR	mdnh-seg4.phl.marchex.com
174.137.125.48	PTR	mdnh-seg19.phl.marchex.com
174.137.125.49	A+PTR	mdnh-seg20.phl.marchex.com
174.137.125.49	A	hostmaster.megadesign.com
174.137.125.49	A	megadesign.com
174.137.125.50	PTR	mdnh-seg21.phl.marchex.com
174.137.125.50	A	*.sex.wapnet.com
174.137.125.51	PTR	mdnh-seg22.phl.marchex.com
174.137.125.65	A+PTR	mdnh-seg36.phl.marchex.com
174.137.125.65	A	*.wmlwww.fantasymodels.net
174.137.125.65	A	*.indianapoliscosmeticsurgery.com
174.137.125.66	PTR	mdnh-seg37.phl.marchex.com
174.137.125.67	PTR	mdnh-seg38.phl.marchex.com
174.137.125.80	A	events.marchex.com
174.137.125.90	A+PTR	mdnh-intl-staging.phl.marchex.com
174.137.125.90	A	worldsbestcar.com
174.137.125.90	A	cdmusicstore.com
174.137.125.97	A	mdnh-zips.phl.marchex.com
174.137.125.103	A	a.ns.mdnhparking.com
174.137.125.103	A	a.ns.ultsearch.com
174.137.125.103	A	ns-mdnhinc1.phl.marchex.com
174.137.125.112	A+PTR	mdnh-stray.phl.marchex.com
174.137.125.121	A	talk.marchex.com
174.137.125.125	A	calladnetwork.com
174.137.126.1	PTR	br1.som1.marchex.com
174.137.126.2	A+PTR	br2.som1.marchex.com
174.137.126.3	PTR	fw-pub.som1.marchex.com