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Domains DNS servers IPs

Learning DNS for Developers

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_spf.web4u.cz IP addresses

Queried just now

A IPv4 address

1m

Time to live

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_spf.web4u.cz has no A records.

AAAA IPv6 address

1m

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Check propagation

_spf.web4u.cz has no AAAA records.