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Learning DNS for Developers

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amazon.com 216.73.216.182 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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mx1.lnh.corp.rcn.net IP addresses

Queried just now

A IPv4 address

1d

Time to live

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RCN

AS6079

United States of America

Lanham, Maryland

AAAA IPv6 address

1d

Time to live

View CLI command

Check propagation

mx1.lnh.corp.rcn.net has no AAAA records.