3 / 10
Lookups
0
Issues
458,792
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 ip4:149.72.255.66 ip4:168.245.4.124 ip4:159.183.115.136 include:spf.protection.outlook.com include:stspg-customer.com include:spf-eu.emailsignatures365.com -all
Copied
Terms
ip4:
149.72.255.66 / 32
pass
if the sender's IP is between
149.72.255.66 and 149.72.255.66 (inclusive).
149.72.255.66 and 149.72.255.66 (inclusive).
SendGrid
AS11377
or else
ip4:
168.245.4.124 / 32
pass
if the sender's IP is between
168.245.4.124 and 168.245.4.124 (inclusive).
168.245.4.124 and 168.245.4.124 (inclusive).
SendGrid
AS11377
or else
ip4:
159.183.115.136 / 32
pass
if the sender's IP is between
159.183.115.136 and 159.183.115.136 (inclusive).
159.183.115.136 and 159.183.115.136 (inclusive).
SendGrid
AS11377
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:
stspg-customer.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-eu.emailsignatures365.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 ip4:149.72.255.66 ip4:168.245.4.124 ip4:159.183.115.136 include:spf.protection.outlook.com include:stspg-customer.com include:spf-eu.emailsignatures365.com -all
6 x ip4 5 x ip6 -all
30 x ip4 ~all
7 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