5 / 10
Lookups
0
Issues
606,540
IPv4 addresses
2.97 â‹… 10
28
IPv6 addresses
v=spf1 a:www.questionmark.com ip4:51.132.249.49 ip4:20.90.87.90 ip4:172.191.100.205 ip4:62.10.19.21 ip4:52.227.223.76 ip4:52.191.239.196 ip4:68.218.60.204 ip4:20.193.8.74 ip4:135.220.36.116 ip4:51.116.131.109 include:spf.protection.outlook.com include:_sp
f.google.com include:6828916.spf04.hubspotemail.net include:mail.zendesk.com ip4:40.75.98.94 ~all
Copied
Terms
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
ip4:
51.132.249.49 / 32
pass
if the sender's IP is between
51.132.249.49 and 51.132.249.49 (inclusive).
51.132.249.49 and 51.132.249.49 (inclusive).
Microsoft
AS8075
or else
ip4:
20.90.87.90 / 32
pass
if the sender's IP is between
20.90.87.90 and 20.90.87.90 (inclusive).
20.90.87.90 and 20.90.87.90 (inclusive).
Microsoft
AS8075
or else
ip4:
172.191.100.205 / 32
pass
if the sender's IP is between
172.191.100.205 and 172.191.100.205 (inclusive).
172.191.100.205 and 172.191.100.205 (inclusive).
Microsoft
AS8075
or else
ip4:
62.10.19.21 / 32
pass
if the sender's IP is between
62.10.19.21 and 62.10.19.21 (inclusive).
62.10.19.21 and 62.10.19.21 (inclusive).
Microsoft
AS8070
or else
ip4:
52.227.223.76 / 32
pass
if the sender's IP is between
52.227.223.76 and 52.227.223.76 (inclusive).
52.227.223.76 and 52.227.223.76 (inclusive).
Microsoft
AS8075
or else
ip4:
52.191.239.196 / 32
pass
if the sender's IP is between
52.191.239.196 and 52.191.239.196 (inclusive).
52.191.239.196 and 52.191.239.196 (inclusive).
Microsoft
AS8075
or else
ip4:
68.218.60.204 / 32
pass
if the sender's IP is between
68.218.60.204 and 68.218.60.204 (inclusive).
68.218.60.204 and 68.218.60.204 (inclusive).
Microsoft
AS8075
or else
ip4:
20.193.8.74 / 32
pass
if the sender's IP is between
20.193.8.74 and 20.193.8.74 (inclusive).
20.193.8.74 and 20.193.8.74 (inclusive).
Microsoft
AS8075
or else
ip4:
135.220.36.116 / 32
pass
if the sender's IP is between
135.220.36.116 and 135.220.36.116 (inclusive).
135.220.36.116 and 135.220.36.116 (inclusive).
Microsoft
AS8075
or else
ip4:
51.116.131.109 / 32
pass
if the sender's IP is between
51.116.131.109 and 51.116.131.109 (inclusive).
51.116.131.109 and 51.116.131.109 (inclusive).
Microsoft
AS8075
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.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:
6828916.spf04.hubspotemail.net
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Hubspot
Email marketing
or else
include:
mail.zendesk.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Zendesk
Helpdesk
or else
ip4:
40.75.98.94 / 32
pass
if the sender's IP is between
40.75.98.94 and 40.75.98.94 (inclusive).
40.75.98.94 and 40.75.98.94 (inclusive).
Microsoft
AS8075
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 a:www.questionmark.com ip4:51.132.249.49 ip4:20.90.87.90 ip4:172.191.100.205 ip4:62.10.19.21 ip4:52.227.223.76 ip4:52.191.239.196 ip4:68.218.60.204 ip4:20.193.8.74 ip4:135.220.36.116 ip4:51.116.131.109 include:spf.protection.outlook.com include:_spf.google.com include:6828916.spf04.hubspotemail.net include:mail.zendesk.com ip4:40.75.98.94 ~all
6 x ip4 5 x ip6 -all
2 x ip4 6 x ip6 ~all
19 x ip4 -all
5 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
