IPLIST.NET - 81.21.131.140.in-addr.arpa
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81.21.131.140.in-addr.arpa checked at 2025-10-10T13:49:01.858Z 1241ms 16/16/16 100% R:1281.21.131.140.in-addr.arpa
| PTR | qnap.ntua.edu.tw | ||||||
| A | 140.131.21.81🇹🇼 Taiwan Academic Network(TANet) | ||||||
| PTR | qnap.ntua.edu.tw | ||||||
21.131.140.in-addr.arpa
| NS | dns | ||||||
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