CF1760781274772-tsm20251017082432

IPLIST.NET - 121.21.253.203.in-addr.arpa

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121.21.253.203.in-addr.arpa checked at 2025-10-18T09:54:34.761Z 895ms 26/26/26 100% R:16

121.21.253.203.in-addr.arpa

PTRirtech.soongsil.kr
A203.253.21.121🇰🇷 SK Broadband
PTRirtech.soongsil.kr
PTRirtech.soongsil.ac.kr
PTRirtech.ssu.ac.kr
PTRirtech.soongsil.ac.kr
A203.253.21.121🇰🇷 SK Broadband
PTRirtech.soongsil.kr
PTRirtech.soongsil.ac.kr
PTRirtech.ssu.ac.kr
PTRirtech.ssu.ac.kr
A203.253.21.121🇰🇷 SK Broadband
PTRirtech.soongsil.kr
PTRirtech.soongsil.ac.kr
PTRirtech.ssu.ac.kr

21.253.203.in-addr.arpa

NSns1.ssu.ac.kr
NSns.ssu.ac.kr

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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YIzZsZO CF johedugfp 2025-10-18