8 / 10
Lookups
0
Issues
459,252
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 a include:spf.blacknight.com include:spf-eu.emailsignatures365.com include:spf.protection.outlook.com -all
Copied
Terms
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
include:
spf.blacknight.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
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
-all
fail
the email's SPF check.
Included records
v=spf1 a include:spf.blacknight.com include:spf-eu.emailsignatures365.com include:spf.protection.outlook.com -all
9 x ip4 1 x ip6 include:spf.outboundrelay.blacknight.com include:spf.relay.blacknight.com include:spf0101.titan.email ~all
16 x ip4 ~all
10 x ip4 ~all
7 x ip4 -all
6 x ip4 5 x ip6 -all
IP ranges
2a01:a8:dc3:323::
/ 64
Blacknight Internet Solutions
AS39122
2a01:a8:dc3:323::
2a01:a8:dc3:323:ffff:ffff:ffff:ffff
46.22.139.223
/ 26
Blacknight Internet Solutions
AS39122
46.22.139.192 - 46.22.139.255
64 IP addresses
46.22.139.218
/ 31
Blacknight Internet Solutions
AS39122
46.22.139.218 - 46.22.139.219
2 IP addresses
46.22.139.220
/ 31
Blacknight Internet Solutions
AS39122
46.22.139.220 - 46.22.139.221
2 IP addresses
46.22.136.233
/ 29
Blacknight Internet Solutions
AS39122
46.22.136.232 - 46.22.136.239
8 IP addresses
46.22.136.240
/ 29
Blacknight Internet Solutions
AS39122
46.22.136.240 - 46.22.136.247
8 IP addresses
46.22.136.249
/ 29
Blacknight Internet Solutions
AS39122
46.22.136.248 - 46.22.136.255
8 IP addresses
78.153.212.224
/ 27
Blacknight Internet Solutions
AS39122
78.153.212.224 - 78.153.212.255
32 IP addresses
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