Robtex

Up: 27.100.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 27.100.44.0/23
Down right: 27.100.46.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
27.100.44.49	PTR	27-100-44-49.sbn-idc.com
27.100.44.49	A	manapopulation.com
27.100.44.49	A	load4985.com
27.100.44.70	PTR	27-100-44-70.sbn-idc.com
27.100.44.84	PTR	ns1.thaihosted.com
27.100.44.84	A	eumarine.net
27.100.44.84	A	topthaiproducts.com
27.100.44.93	A	mail.villapixel.com
27.100.44.93	A	mail.tmation.com
27.100.44.93	A	mail.chilliplus.com
27.100.44.98	PTR	27-100-44-98.sbn-idc.com
27.100.44.98	A	mfifi.com
27.100.44.98	A	108live.com
27.100.44.120	PTR	27-100-44-120.sbn-idc.com
27.100.44.122	PTR	27-100-44-122.sbn-idc.com
27.100.44.122	A	3gmpbx.ais.co.th
27.100.44.133	PTR	27-100-44-133.sbn-idc.com
27.100.44.133	A	trackservice2.forthtrack.co.th
27.100.44.133	A	www.forthtrack.com
27.100.44.165	PTR	27-100-44-165.sbn-idc.com
27.100.44.165	A	kratostracking.net
27.100.44.213	PTR	27-100-44-213.sbn-idc.com
27.100.44.213	A	www.qrtec.com
27.100.44.221	PTR	27-100-44-221.sbn-idc.com
27.100.44.221	A	www.thai2u.com
27.100.44.221	A	mplaybox.net
27.100.44.230	PTR	27-100-44-230.sbn-idc.com
27.100.44.252	PTR	lg.sbn-idc.net
27.100.45.6	A	shows.voicetv.co.th
27.100.45.43	A	ns2.aistelebiz.com
27.100.45.44	A	billiontel.com
27.100.45.44	A	aistelebiz.com
27.100.45.44	A	mail.xn--q3caag9ads6da9bc4t3bd7c.com
27.100.45.82	A	s01sbn.y-insight.co.th
27.100.46.0	PTR	27-100-46-0.sbn-idc.com
27.100.46.26	PTR	27-100-46-26.sbn-idc.com
27.100.46.194	A+PTR	mail.ais-idc.com
27.100.46.194	PTR	relayfax.ais-idc.com
27.100.46.194	A	mail.sbn-idc.com
27.100.46.228	A+PTR	smtpb28.sbn-idc.com
27.100.46.228	A	mailin-2.ais-idc.com
27.100.46.228	A	mail20.kktrade.co.th
27.100.46.250	A+PTR	mail2.sbn-idc.net
27.100.46.250	A	mailin-2.sbn-idc.com
27.100.46.255	PTR	27-100-46-255.sbn-idc.com
27.100.47.0	PTR	27-100-47-0.sbn-idc.com
27.100.47.7	A+PTR	ns1.sbn-idc.com
27.100.47.7	A	ns1.sbn-idc.net
27.100.47.8	A+PTR	ns4.ais-idc.com
27.100.47.8	A	ns2.sbn-idc.com
27.100.47.8	A	ns2.sbn-idc.net
27.100.47.23	PTR	mail.sbn-idc.net
27.100.47.23	PTR	mail.bestex.co.th
27.100.47.23	A+PTR	mail.cprgomu.co.th
27.100.47.39	A+PTR	syslog.sbn-idc.net
27.100.47.40	A+PTR	nas.sbn-idc.com
27.100.47.55	PTR	bandothai.co.th
27.100.47.55	PTR	cprgomu.co.th
27.100.47.55	PTR	www.edt.co.th
27.100.47.56	PTR	sbn-idc.net
27.100.47.56	PTR	cprgomu.co.th
27.100.47.56	A	www.bestex.co.th
27.100.47.194	A+PTR	mail.ais-idc.com
27.100.47.194	A	mail.sbn-idc.com
27.100.47.200	A	smtpa00.sbn-idc.com
27.100.47.228	A+PTR	faxcm.mailsolutionsbn.com
27.100.47.228	PTR	smtpa28.ais-idc.com
27.100.47.228	PTR	mailin-1.sbn-idc.com
27.100.47.250	A+PTR	mail1.sbn-idc.net
27.100.47.250	A	mailin-1.sbn-idc.com
27.100.47.255	PTR	27-100-47-255.sbn-idc.com