DNSWHOIS.INFO - 51.139.87.219.in-addr.arpa
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51.139.87.219.in-addr.arpa checked at 2025-10-22T00:17:50.327Z 511ms 16/16/16 100% R:1051.139.87.219.in-addr.arpa
| PTR | mailgw17.calcomp.com.tw | ||||||
| A | 219.87.139.51🇹🇼 Taiwan Fixed Network | ||||||
| PTR | mailgw17.calcomp.com.tw | ||||||
139.87.219.in-addr.arpa
| NS | dns1.tfn.net.tw | ||||||
| NS | dns2.tfn.net.tw | ||||||
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