IPLIST.NET - 21.57.230.54.in-addr.arpa
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21.57.230.54.in-addr.arpa checked at 2025-11-01T06:36:45.272Z 523ms 12/12/12 100% R:621.57.230.54.in-addr.arpa
| PTR | server-54-230-57-21.msp50.r.cloudfront.net | ||||||
57.230.54.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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