1 / 10
Lookups
0
Issues
98,336
IPv4 addresses
4.95 ⋅ 10
27
IPv6 addresses
Terms
ip4:
66.51.143.128 / 27
pass
if the sender's IP is between
66.51.143.128 and 66.51.143.159 (inclusive).
66.51.143.128 and 66.51.143.159 (inclusive).
Cipherkey Exchange
AS25668
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 ip4:66.51.143.128/27 include:_spf.google.com ~all
2 x ip4 6 x ip6 ~all