Robtex

Up: 183.91.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 183.91.80.0/22
Down right: 183.91.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
183.91.80.34	PTR	mail.tulus.com
183.91.80.78	A	pcare.bpjs-kesehatan.go.id
183.91.81.19	A	autoimunpay.com
183.91.81.19	A	mail.autoimunpay.com
183.91.81.21	A+PTR	mail.m-pay.co.id
183.91.81.21	A	m-pay.co.id
183.91.81.28	A	www.otban3.web.id
183.91.81.28	A	otban3.web.id
183.91.81.83	A	lpsegowakab.net
183.91.81.121	A	tandatanganku.com
183.91.81.140	A+PTR	www.katsushiro.co.id
183.91.82.18	PTR	dplamongan.co.id
183.91.82.18	A	mail.dplamongan.co.id
183.91.82.19	PTR	spil.co.id
183.91.82.19	PTR	mail.spil.co.id
183.91.82.19	A	mks.spil.co.id
183.91.82.20	PTR	spil.co.id
183.91.82.24	PTR	tpil.co.id
183.91.82.24	A+PTR	mail.tpil.co.id
183.91.82.26	A	tpil.co.id
183.91.82.26	A	api3.spil.co.id
183.91.82.28	PTR	smtp.spil.co.id
183.91.82.28	A	mks.spil.co.id
183.91.82.42	PTR	vicom.bi.go.id
183.91.82.140	A+PTR	mail.elnusapetrofin.co.id
183.91.82.140	A	mx.elnusapetrofin.co.id
183.91.82.211	PTR	gtsnapmx.commbank.co.id
183.91.82.211	A	mail1.commbank.co.id
183.91.82.217	A	commbank.com.vn
183.91.82.219	A+PTR	myaccess.commbank.com.vn
183.91.82.251	A	traseon.com
183.91.82.252	A	tft-indonesia.com
183.91.82.252	A	mail.sinergialamtropika.com
183.91.82.252	A	mail.theforestdata.info
183.91.83.18	A	mail.cimeveanjo.com
183.91.83.18	A	mail.rifansi.co.id
183.91.83.42	A+PTR	mail.indomarine.co.id
183.91.83.45	A+PTR	ns1.indomarine.co.id
183.91.83.45	A	smkn2turen.sch.id
183.91.83.45	A	mail.smkn2turen.sch.id
183.91.83.66	A+PTR	mail.bukitasam.co.id
183.91.83.66	A	autodiscover.bukitasam.co.id
183.91.83.66	A	ptbajkte35.bukitasam.co.id
183.91.83.68	A+PTR	smg.bukitasam.co.id
183.91.83.182	A	mbks.bankkalsel.co.id
183.91.84.4	A	dns.depag.go.id
183.91.84.5	A	www.depag.go.id
183.91.84.5	A	depag.go.id
183.91.84.6	A	kanwil.depag.go.id
183.91.84.8	A	kanwil03.kemenag.go.id
183.91.84.41	PTR	smtp.kemenag.go.id
183.91.84.120	PTR	mail.semenbaturaja.co.id
183.91.84.131	A	3dsecure.bankmega.com
183.91.84.133	A	3dsecure.klikbca.com
183.91.84.135	A	3dsecure.cimbniaga.com
183.91.84.137	A	3dsecure.bukopin.co.id
183.91.84.139	A	3dsecure.danamon.co.id
183.91.84.141	A	3dsecure.bni.co.id
183.91.84.145	A	3dsecuredebit.bankmandiri.co.id
183.91.84.147	A	3dsecuredebit.cimbniaga.com
183.91.84.149	A	3dsecure.panin.co.id
183.91.84.151	A	3dsecure.ocbcnisp.com
183.91.84.153	A	3dsecure.bri.co.id
183.91.84.190	PTR	mail.xcloudsupport.com
183.91.84.195	PTR	mail.ptsi.co.id
183.91.84.195	A	snwl.ptsi.co.id
183.91.84.198	PTR	ptsi.co.id
183.91.84.198	A	ns1.ptsi.co.id
183.91.84.200	PTR	200.84.tunasgroup.com
183.91.84.200	A	tunasisuzu.com
183.91.84.200	A	www.tunasisuzu.com
183.91.84.201	PTR	websi.ptsi.co.id
183.91.84.201	A	www.ptsi.co.id
183.91.84.208	A	cargo.ptsi.co.id
183.91.84.230	A	bappeda.bandaacehkota.go.id
183.91.85.35	A+PTR	msg.airfastindonesia.com
183.91.85.44	A	ftp.airfastindonesia.com
183.91.85.85	A	srvns3.artamedianet.com
183.91.85.103	A	ibis-pontianak-citycenter.com
183.91.85.112	A	perijinan.denpasarkota.go.id
183.91.85.115	A	safecity.denpasarkota.go.id
183.91.85.146	PTR	mail3.batan.go.id
183.91.85.147	PTR	mail4.batan.go.id
183.91.85.197	A	atryaengineering.com
183.91.85.201	A	mail1.atrya.co.id
183.91.85.202	A	atryaengineering.com
183.91.85.202	A	atrya.co.id
183.91.85.202	A	atrya.id
183.91.85.203	PTR	mail.atrya.id
183.91.86.6	A	www.itenas.ac.id
183.91.86.8	A+PTR	mx.itenas.ac.id
183.91.86.8	A	smtp.itenas.ac.id
183.91.86.9	A	mail3.itenas.ac.id
183.91.86.98	PTR	id.yokogawa.com
183.91.86.99	A	webmail.lc.yokogawa.co.id
183.91.86.99	A	mail02.id.yokogawa.com
183.91.86.100	A+PTR	mail01.id.yokogawa.com
183.91.86.135	A	simtalak.badilag.net
183.91.86.163	A	inet02.id.undp.org
183.91.86.211	A	mail2.reindo.co.id
183.91.86.211	A	mail2.indonesiare.co.id
183.91.87.67	A	automaxrg8.com
183.91.87.68	A	api.otuchat.com
183.91.87.69	A	chat.otuchat.com
183.91.87.72	A	www.otuchat.com
183.91.87.75	A	owai.co.id
183.91.87.77	A	mail.autorg8.com
183.91.87.78	A	mail.owai.co.id
183.91.87.138	A	mail.angkasapurasolusi.co.id
183.91.87.138	A	investore.co.id
183.91.87.163	A	ns1.internofa.com
183.91.87.163	A	ns2.internofa.com