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amazon.com 216.73.216.1 Your IP DNS Lookup DNS Propagation Checker SPF Record Lookup A Record Lookup AAAA Record Lookup CNAME Record Lookup TXT Record Lookup MX Record Lookup

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216.71.148.121 Reverse DNS

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This IP has multiple PTR records

121.148.71.216.in-addr.arpa.iphmx.com
esa2.hc2449-16.iphmx.com