3 / 10
Lookups
1
Issue
7
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 ptr ip4:118.27.146.40 ip4:118.27.158.122 ip4:118.27.158.123 ip4:118.27.158.124 ip4:118.27.158.125 mx:mailstd-05.zth.netdesignhost.com ~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
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ip4:
118.27.146.40 / 32
pass
if the sender's IP is between
118.27.146.40 and 118.27.146.40 (inclusive).
118.27.146.40 and 118.27.146.40 (inclusive).
GMO-Z com NetDesign Holdings Co.
AS135161
or else
ip4:
118.27.158.122 / 32
pass
if the sender's IP is between
118.27.158.122 and 118.27.158.122 (inclusive).
118.27.158.122 and 118.27.158.122 (inclusive).
GMO-Z com NetDesign Holdings Co.
AS135161
or else
ip4:
118.27.158.123 / 32
pass
if the sender's IP is between
118.27.158.123 and 118.27.158.123 (inclusive).
118.27.158.123 and 118.27.158.123 (inclusive).
GMO-Z com NetDesign Holdings Co.
AS135161
or else
ip4:
118.27.158.124 / 32
pass
if the sender's IP is between
118.27.158.124 and 118.27.158.124 (inclusive).
118.27.158.124 and 118.27.158.124 (inclusive).
GMO-Z com NetDesign Holdings Co.
AS135161
or else
ip4:
118.27.158.125 / 32
pass
if the sender's IP is between
118.27.158.125 and 118.27.158.125 (inclusive).
118.27.158.125 and 118.27.158.125 (inclusive).
GMO-Z com NetDesign Holdings Co.
AS135161
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx ptr ip4:118.27.146.40 ip4:118.27.158.122 ip4:118.27.158.123 ip4:118.27.158.124 ip4:118.27.158.125 mx:mailstd-05.zth.netdesignhost.com ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable