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IPv4 address
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Terms
ip4:
87.237.137.27 / 32
pass
if the sender's IP is between
87.237.137.27 and 87.237.137.27 (inclusive).
87.237.137.27 and 87.237.137.27 (inclusive).
Gazprom telecom
AS39045
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:87.237.137.27 ~all