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Domains DNS servers IPs

Learning DNS for Developers

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smtp03.dsl4u.ca IP addresses

Queried just now

A IPv4 address

10m

Time to live

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Check propagation

GTT Communications

AS3257

Netherlands

Lelystad, Flevoland

AAAA IPv6 address

4h

Time to live

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Check propagation

smtp03.dsl4u.ca has no AAAA records.