WWW.RTSAK.COM - 219.221.51.211.in-addr.arpa
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219.221.51.211.in-addr.arpa checked at 2025-10-04T01:38:34.034Z 665ms 16/16/16 100% R:12
219.221.51.211.in-addr.arpa
PTR | mail.ckok.co.kr | ||||||
A | 211.51.221.219🇰🇷 KT Corporation (Korea Telecom) | ||||||
PTR | mail.ckok.co.kr |
221.51.211.in-addr.arpa
NS | rev1.kornet.net | ||||||
NS | rev2.kornet.net |
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