DNSWHOIS.INFO - 121.21.253.203.in-addr.arpa
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121.21.253.203.in-addr.arpa checked at 2025-10-27T16:02:21.275Z 735ms 26/26/26 100% R:12121.21.253.203.in-addr.arpa
| PTR | irtech.soongsil.kr | ||||||
| A | 203.253.21.121🇰🇷 SKB-AS | ||||||
| PTR | irtech.soongsil.kr | ||||||
| PTR | irtech.soongsil.ac.kr | ||||||
| PTR | irtech.ssu.ac.kr | ||||||
| PTR | irtech.soongsil.ac.kr | ||||||
| A | 203.253.21.121🇰🇷 SKB-AS | ||||||
| PTR | irtech.soongsil.kr | ||||||
| PTR | irtech.soongsil.ac.kr | ||||||
| PTR | irtech.ssu.ac.kr | ||||||
| PTR | irtech.ssu.ac.kr | ||||||
| A | 203.253.21.121🇰🇷 SKB-AS | ||||||
| PTR | irtech.soongsil.kr | ||||||
| PTR | irtech.soongsil.ac.kr | ||||||
| PTR | irtech.ssu.ac.kr | ||||||
21.253.203.in-addr.arpa
| NS | ns1.ssu.ac.kr | ||||||
| NS | ns.ssu.ac.kr | ||||||
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