IPLIST.NET - 15.121.231.220.in-addr.arpa
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15.121.231.220.in-addr.arpa checked at 2025-10-19T20:53:47.981Z 1827ms 16/16/16 100% R:1215.121.231.220.in-addr.arpa
| PTR | mrs2.mobimail.viettel.com.vn | ||||||
| A | 220.231.121.15🇻🇳 Viettel | ||||||
| PTR | mrs2.mobimail.viettel.com.vn | ||||||
121.231.220.in-addr.arpa
| NS | dns1.vietel.com.vn | ||||||
| NS | dns2.vietel.com.vn | ||||||
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