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amazon.com 216.73.216.111 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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195.113.16.5 Reverse DNS

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This IP has multiple PTR records

5.0/26.16.113.195.in-addr.arpa
smtp.n.mff.cuni.cz