5 / 10
Lookups
0
Issues
697,945
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 +ip4:170.249.233.202 +ip4:158.106.137.133 +ip4:12.157.251.162 +include:us._netblocks.mimecast.com +include:spf.protection.outlook.com +include:sendgrid.net +include:_spf.ultipro.com -all
Copied
Terms
ip4:
170.249.233.202 / 32
pass
if the sender's IP is between
170.249.233.202 and 170.249.233.202 (inclusive).
170.249.233.202 and 170.249.233.202 (inclusive).
PrivateSystems Networks
AS63410
or else
ip4:
158.106.137.133 / 32
pass
if the sender's IP is between
158.106.137.133 and 158.106.137.133 (inclusive).
158.106.137.133 and 158.106.137.133 (inclusive).
PrivateSystems Networks
AS63410
or else
ip4:
12.157.251.162 / 32
pass
if the sender's IP is between
12.157.251.162 and 12.157.251.162 (inclusive).
12.157.251.162 and 12.157.251.162 (inclusive).
AT&T Enterprises
AS7018
or else
include:
us._netblocks.mimecast.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
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:
sendgrid.net
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
SendGrid
Email automation
or else
include:
_spf.ultipro.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
fail
the email's SPF check.
Included records
v=spf1 ip4:170.249.233.202 ip4:158.106.137.133 ip4:12.157.251.162 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:sendgrid.net include:_spf.ultipro.com -all
14 x ip4 ~all
6 x ip4 5 x ip6 -all
4 x ip4 -all
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