Robtex

Up: 103.51.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.51.80.0/23
Down right: 103.51.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.51.80.3	PTR	v98h5ii4
103.51.80.3	A	103.51.80.3.fsn-fsdmfps.net
103.51.80.3	A	saruyume-ii.net
103.51.80.4	PTR	v98h5ii4
103.51.80.4	A	103.51.80.4.fsnao-fsdfpsa.net
103.51.80.4	A	103.51.80.4.fno-fsdopms.net
103.51.80.5	PTR	v98h5ii4
103.51.80.6	PTR	v98h5ii4
103.51.80.7	PTR	v98h5ii4
103.51.80.8	PTR	v98h5ii4
103.51.80.8	A	103.51.80.8.io-nsdfos.net
103.51.80.8	A	103.51.80.8.saio-fsdsa.net
103.51.80.9	PTR	v98h5ii4
103.51.80.10	PTR	v98h5ii4
103.51.80.11	PTR	v98h5ii4
103.51.80.12	PTR	v98h5ii4
103.51.80.12	A	103.51.80.12.asdsa-sfsadfmspa.net
103.51.80.12	A	103.51.80.12.sdf-fsdsopij.net
103.51.80.13	PTR	v98h5ii4
103.51.80.14	PTR	v98h5ii4
103.51.80.15	PTR	v98h5ii4
103.51.80.16	PTR	v98h5ii4
103.51.80.16	A	103.51.80.16.hfn-awejia.net
103.51.80.16	A	103.51.80.16.dsm-fsdfsao3.net
103.51.80.17	PTR	v98h5ii4
103.51.80.18	PTR	v98h5ii4
103.51.80.19	PTR	v98h5ii4
103.51.80.20	PTR	v98h5ii4
103.51.80.20	A	103.51.80.20.nsd-gsdfgdo.net
103.51.80.20	A	103.51.80.20.sdo34-dfsmfps.net
103.51.80.21	PTR	v98h5ii4
103.51.80.22	PTR	v98h5ii4
103.51.80.23	PTR	v98h5ii4
103.51.80.24	PTR	v98h5ii4
103.51.80.24	A	103.51.80.24.dsb-fsdkasp.net
103.51.80.24	A	103.51.80.24.nfd-sadfsmp.net
103.51.80.25	PTR	v98h5ii4
103.51.80.26	PTR	v98h5ii4
103.51.80.27	PTR	v98h5ii4
103.51.80.28	PTR	v98h5ii4
103.51.80.28	A	103.51.80.28.dfnsdo-fsdmp.net
103.51.80.28	A	103.51.80.28.kor-fsdanosa.net
103.51.80.29	PTR	v98h5ii4
103.51.80.30	PTR	v98h5ii4
103.51.80.31	PTR	v98h5ii4
103.51.80.32	PTR	v98h5ii4
103.51.80.32	A	103.51.80.32.nkd-gsdmfpsd.net
103.51.80.32	A	103.51.80.32.wkw-fdsdmp.net
103.51.80.33	PTR	v98h5ii4
103.51.80.34	PTR	v98h5ii4
103.51.83.131	PTR	i7ede.kgdvs1
103.51.83.131	A	*.article-gateway.net