7 / 10
Lookups
0
Issues
700,891
IPv4 addresses
2.97 â‹… 10
28
IPv6 addresses
v=spf1 a:mh.rice.edu include:spfext.rice.edu include:spfext2.rice.edu include:_spf.google.com include:spf.protection.outlook.com include:spf-0010f302.pphosted.com ~all
Copied
Terms
a:
mh.rice.edu
pass
if the sender's IP address is in the A or AAAA record of this domain.
26 IPv4 addresses
or else
include:
spfext.rice.edu
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
or else
include:
spfext2.rice.edu
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
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
include:
spf.protection.outlook.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Microsoft 365 / Outlook
Inbox software
or else
include:
spf-0010f302.pphosted.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 a:mh.rice.edu include:spfext.rice.edu include:spfext2.rice.edu include:_spf.google.com include:spf.protection.outlook.com include:spf-0010f302.pphosted.com ~all
a:a32.spf.rice.edu 4 x ip4 -all
23 x ip4 -all
2 x ip4 6 x ip6 ~all
6 x ip4 5 x ip6 -all
2 x ip4
IP ranges
2a01:111:f403:8000::
/ 51
Microsoft
AS8075
2a01:111:f403:8000::
2a01:111:f403:9fff:ffff:ffff:ffff:ffff
2a01:111:f403:c000::
/ 51
Microsoft
AS8075
2a01:111:f403:c000::
2a01:111:f403:dfff:ffff:ffff:ffff:ffff
2a01:111:f403:f000::
/ 52
Microsoft
AS8075
2a01:111:f403:f000::
2a01:111:f403:ffff:ffff:ffff:ffff:ffff