CF1763736712718-tsm20251116095642

WWW.RTSAK.COM - 12.221.254.203.in-addr.arpa

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12.221.254.203.in-addr.arpa checked at 2025-11-21T14:51:52.702Z 845ms 16/16/16 100% R:15 allDone:true timedOut:false

12.221.254.203.in-addr.arpa

PTRu12.gpu111.samsung.co.kr
A203.254.221.12🇰🇷 Samsung SDS
PTRu12.gpu111.samsung.co.kr

221.254.203.in-addr.arpa

NSdnssm2.samsung.com
NSdnssm.samsung.com
NSdnsst2.samsung.com
NSdnsst.samsung.com
NSauth01.nhn.ic
NSauth02.nhn.ic
NSauth03.nhn.ic
NSauth04.nhn.ic
NSauth01.sam.ic
NSauth02.sam.ic
NSauth03.sam.ic
NSauth04.sam.ic

Starts with same word

Starts similarily

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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