7 / 10
Lookups
0
Issues
636,428
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 include:spf.protection.outlook.com ip4:192.31.37.0/24 ip4:192.31.22.0/24 ip4:149.173.0.0/16 include:service-now.com include:_spf.sas.com -all
Copied
Terms
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
ip4:
192.31.37.0 / 24
pass
if the sender's IP is between
192.31.37.0 and 192.31.37.255 (inclusive).
192.31.37.0 and 192.31.37.255 (inclusive).
Vocus Connect International Backbone
AS4826
or else
ip4:
192.31.22.0 / 24
pass
if the sender's IP is between
192.31.22.0 and 192.31.22.255 (inclusive).
192.31.22.0 and 192.31.22.255 (inclusive).
COLT Technology Services Group
AS15404
or else
ip4:
149.173.0.0 / 16
pass
if the sender's IP is between
149.173.0.0 and 149.173.255.255 (inclusive).
149.173.0.0 and 149.173.255.255 (inclusive).
SAS Institute
AS12229
or else
include:
service-now.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.sas.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 include:spf.protection.outlook.com ip4:192.31.37.0/24 ip4:192.31.22.0/24 ip4:149.173.0.0/16 include:service-now.com include:_spf.sas.com -all
6 x ip4 5 x ip6 -all
a:b.spf.service-now.com a:c.spf.service-now.com a:d.spf.service-now.com ~all
mx:certmetrics.com 246 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
192.31.37.0
/ 24
Vocus Connect International Backbone
AS4826
192.31.37.0 - 192.31.37.255
256 IP addresses
192.31.22.0
/ 24
COLT Technology Services Group
AS15404
192.31.22.0 - 192.31.22.255
256 IP addresses
51.163.163.176
/ 28
Digital Realty Netherlands
AS47973
51.163.163.176 - 51.163.163.191
16 IP addresses
51.163.163.192
/ 31
Digital Realty Netherlands
AS47973
51.163.163.192 - 51.163.163.193
2 IP addresses