8 / 10
Lookups
0
Issues
580,917
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 ip4:52.77.70.189 ip4:3.66.44.145/32 include:spf.protection.outlook.com include:_spf.silverstreet.com include:mail.zendesk.com include:docusign.net ~all
Copied
Terms
ip4:
52.77.70.189 / 32
pass
if the sender's IP is between
52.77.70.189 and 52.77.70.189 (inclusive).
52.77.70.189 and 52.77.70.189 (inclusive).
Amazon.com
AS16509
or else
ip4:
3.66.44.145 / 32
pass
if the sender's IP is between
3.66.44.145 and 3.66.44.145 (inclusive).
3.66.44.145 and 3.66.44.145 (inclusive).
Amazon.com
AS16509
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.silverstreet.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:
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
include:
docusign.net
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
soft fail
the email's SPF check.
Included records
v=spf1 ip4:52.77.70.189 ip4:3.66.44.145 include:spf.protection.outlook.com include:_spf.silverstreet.com include:mail.zendesk.com include:docusign.net ~all
6 x ip4 5 x ip6 -all
include:_spf_ip.silverstreet.com include:servers.mcsv.net include:_spf_salesforce.silverstreet.com ~all
10 x ip4 ?all
3 x ip4 -all
5 x ip4 ?all
5 x ip4 ~all
include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -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