IPLIST.NET - 89.193.21.72.in-addr.arpa
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89.193.21.72.in-addr.arpa checked at 2025-10-16T13:56:31.951Z 164ms 16/16/16 100% R:1389.193.21.72.in-addr.arpa
| PTR | smtp-out-193-89.amazon.com | ||||||
| A | 72.21.193.89🇺🇸 Amazon | ||||||
| PTR | smtp-out-193-89.amazon.com | ||||||
193.21.72.in-addr.arpa
| NS | x1.amazonaws.com | ||||||
| NS | x2.amazonaws.com | ||||||
| NS | pdns1.ultradns.net | ||||||
| NS | x3.amazonaws.org | ||||||
| NS | x4.amazonaws.org | ||||||
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