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Lookups
1
Issue
6
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 mx a ptr ip4:45.249.111.175 ip4:202.65.128.248 ip4:137.59.201.244 ip4:137.59.201.51/32 ~all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
ptr:
.
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ip4:
45.249.111.175 / 32
pass
if the sender's IP is between
45.249.111.175 and 45.249.111.175 (inclusive).
45.249.111.175 and 45.249.111.175 (inclusive).
CtrlS
AS18229
or else
ip4:
202.65.128.248 / 32
pass
if the sender's IP is between
202.65.128.248 and 202.65.128.248 (inclusive).
202.65.128.248 and 202.65.128.248 (inclusive).
CtrlS
AS18229
or else
ip4:
137.59.201.244 / 32
pass
if the sender's IP is between
137.59.201.244 and 137.59.201.244 (inclusive).
137.59.201.244 and 137.59.201.244 (inclusive).
CtrlS
AS18229
or else
ip4:
137.59.201.51 / 32
pass
if the sender's IP is between
137.59.201.51 and 137.59.201.51 (inclusive).
137.59.201.51 and 137.59.201.51 (inclusive).
CtrlS
AS18229
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx a ptr ip4:45.249.111.175 ip4:202.65.128.248 ip4:137.59.201.244 ip4:137.59.201.51 ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable