Robtex

Up: 203.252.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.252.8.0/22
Down right: 203.252.12.0/22

IP	Type	Hostname
203.252.9.22	PTR	partner.ptc.co.kr
203.252.14.111	A	mt-203-252-14.dacom.co.kr
203.252.15.22	A+PTR	se-rtr1-anam-s.lgtelecom.com
203.252.15.22	A+PTR	se-rtr1-anam-s.lgdacom.net
203.252.15.22	A+PTR	se-rtr1-anam-s.dacom.co.kr
203.252.15.26	A+PTR	se-rtr1-ssc-s.lgtelecom.com
203.252.15.26	PTR	se-rtr1-ssc-s.lgdacom.net
203.252.15.26	A+PTR	se-rtr1-ssc-s.dacom.co.kr
203.252.15.74	A+PTR	se-rtr1-creatia-s.lgtelecom.com
203.252.15.74	A+PTR	se-rtr1-creatia-s.lgdacom.net
203.252.15.74	PTR	se-rtr1-creatia-s.dacom.co.kr
203.252.15.141	A	r2.sn-ab02a0nfpgxapox-bh2e6.googlevideo.com
203.252.15.144	A	r5.sn-ab02a0nfpgxapox-bh2e6.googlevideo.com
203.252.15.146	A	r7.sn-ab02a0nfpgxapox-bh2e6.googlevideo.com
203.252.15.147	A	r8.sn-ab02a0nfpgxapox-bh2e6.googlevideo.com
203.252.15.147	A	r8.sn-ab02a0nfpgxapox-bh2e6.gvt1.com
203.252.15.172	A	r1.sn-ab02a0nfpgxapox-bh2ed.gvt1.com
203.252.15.173	A	r2.sn-ab02a0nfpgxapox-bh2ed.googlevideo.com
203.252.15.174	A	r3.sn-ab02a0nfpgxapox-bh2ed.googlevideo.com
203.252.15.175	A	r4.sn-ab02a0nfpgxapox-bh2ed.c.pack.google.com
203.252.15.176	A	r5.sn-ab02a0nfpgxapox-bh2ed.googlevideo.com
203.252.15.177	A	r6.sn-ab02a0nfpgxapox-bh2ed.googlevideo.com
203.252.15.178	A	r7.sn-ab02a0nfpgxapox-bh2ed.gvt1.com