IPLIST.NET - 21.153.17.52.in-addr.arpa
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21.153.17.52.in-addr.arpa checked at 2025-10-13T22:15:30.683Z 261ms 16/16/16 100% R:921.153.17.52.in-addr.arpa
| PTR | smtp02.ultimateweb.org | ||||||
| A | 52.17.153.21🇮🇪 Amazon | ||||||
| PTR | smtp02.ultimateweb.org | ||||||
153.17.52.in-addr.arpa
| NS | ns1-24-eu-west-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns2-24-eu-west-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns3-24-eu-west-1.ec2-rdns.amazonaws.com | ||||||
| NS | ns4-24-eu-west-1.ec2-rdns.amazonaws.com | ||||||
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