1 / 10
Lookups
0
Issues
99,080
IPv4 addresses
1.98 ⋅ 10
28
IPv6 addresses
v=spf1 ip4:128.187.21.16/29 ip4:128.187.104.0/23 ip4:128.187.40.0/24 include:_spf.google.com ~all
Copied
Terms
ip4:
128.187.21.16 / 29
pass
if the sender's IP is between
128.187.21.16 and 128.187.21.23 (inclusive).
128.187.21.16 and 128.187.21.23 (inclusive).
Brigham Young University
AS6510
or else
ip4:
128.187.104.0 / 23
pass
if the sender's IP is between
128.187.104.0 and 128.187.105.255 (inclusive).
128.187.104.0 and 128.187.105.255 (inclusive).
Brigham Young University
AS6510
or else
ip4:
128.187.40.0 / 24
pass
if the sender's IP is between
128.187.40.0 and 128.187.40.255 (inclusive).
128.187.40.0 and 128.187.40.255 (inclusive).
Brigham Young University
AS6510
or else
include:
_spf.google.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Gmail
Inbox software
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:128.187.21.16/29 ip4:128.187.104.0/23 ip4:128.187.40.0/24 include:_spf.google.com ~all
2 x ip4 6 x ip6 ~all