3 / 10
Lookups
1
Issue
4
IPv4 addresses
1
IPv6 address
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 mx a ptr ip4:199.47.174.130/32 ip4:199.47.174.151/32 -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
1 IPv6 address
or else
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ip4:
199.47.174.130 / 32
pass
if the sender's IP is between
199.47.174.130 and 199.47.174.130 (inclusive).
199.47.174.130 and 199.47.174.130 (inclusive).
Internex
AS12110
or else
ip4:
199.47.174.151 / 32
pass
if the sender's IP is between
199.47.174.151 and 199.47.174.151 (inclusive).
199.47.174.151 and 199.47.174.151 (inclusive).
Internex
AS12110
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx a ptr ip4:199.47.174.130 ip4:199.47.174.151 -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable