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Domains DNS servers IPs

Learning DNS for Developers

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amazon.com 216.73.216.114 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 DNS History

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proofpoint.us IP addresses on 2026-05-18

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2026-05-19 Queries failed

2026-05-18

A IPv4 address

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proofpoint.us has no A records.

AAAA IPv6 address

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proofpoint.us has no AAAA records.