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Learning DNS for Developers

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amazon.com 216.73.216.59 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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ext-icdrelay1.mx.pearson.com IP addresses

Queried just now

A IPv4 address

15m

Time to live

View CLI command

Check propagation

United Kingdom

London, England

AAAA IPv6 address

15m

Time to live

View CLI command

Check propagation

ext-icdrelay1.mx.pearson.com has no AAAA records.