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Lookups
0
Issues
1
IPv4 address
0
IPv6 addresses
Terms
ip4:
203.104.243.6 / 32
pass
if the sender's IP is between
203.104.243.6 and 203.104.243.6 (inclusive).
203.104.243.6 and 203.104.243.6 (inclusive).
AS for DATAHOTEL, which is one of iDC in Japan,
AS17707
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:203.104.243.6 ~all