1 / 10
Lookups
1
Issue
16,388
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:202.128.0.0/19 ip4:202.128.81.30 ip4:202.131.160.0/19 ip4:202.128.81.30 ip4:202.128.81.31 ip4:202.128.81.34 ptr ~all
Copied
Terms
ip4:
202.128.0.0 / 19
pass
if the sender's IP is between
202.128.0.0 and 202.128.31.255 (inclusive).
202.128.0.0 and 202.128.31.255 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
ip4:
202.128.81.30 / 32
pass
if the sender's IP is between
202.128.81.30 and 202.128.81.30 (inclusive).
202.128.81.30 and 202.128.81.30 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
ip4:
202.131.160.0 / 19
pass
if the sender's IP is between
202.131.160.0 and 202.131.191.255 (inclusive).
202.131.160.0 and 202.131.191.255 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
ip4:
202.128.81.30 / 32
pass
if the sender's IP is between
202.128.81.30 and 202.128.81.30 (inclusive).
202.128.81.30 and 202.128.81.30 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
ip4:
202.128.81.31 / 32
pass
if the sender's IP is between
202.128.81.31 and 202.128.81.31 (inclusive).
202.128.81.31 and 202.128.81.31 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
ip4:
202.128.81.34 / 32
pass
if the sender's IP is between
202.128.81.34 and 202.128.81.34 (inclusive).
202.128.81.34 and 202.128.81.34 (inclusive).
Guam Cablevision, LLC.
AS3605
or else
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:202.128.0.0/19 ip4:202.128.81.30 ip4:202.131.160.0/19 ip4:202.128.81.30 ip4:202.128.81.31 ip4:202.128.81.34 ptr ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable