9 / 10
Lookups
0
Issues
698,768
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 ip4:204.89.253.0/24 ip4:66.244.64.224/27 ip4:66.244.73.58/32 ip4:66.244.73.56/32 ip4:66.244.89.103 ip4:66.244.89.100 ip4:66.244.68.238 include:ne16.com include:us._netblocks.mimecast.com include:spf.emailsignatures365.com include:_spf.salesforce.co
m include:_spf.crowdfiber.com include:spf.protection.outlook.com -all
Copied
Terms
ip4:
204.89.253.0 / 24
pass
if the sender's IP is between
204.89.253.0 and 204.89.253.255 (inclusive).
204.89.253.0 and 204.89.253.255 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.64.224 / 27
pass
if the sender's IP is between
66.244.64.224 and 66.244.64.255 (inclusive).
66.244.64.224 and 66.244.64.255 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.73.58 / 32
pass
if the sender's IP is between
66.244.73.58 and 66.244.73.58 (inclusive).
66.244.73.58 and 66.244.73.58 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.73.56 / 32
pass
if the sender's IP is between
66.244.73.56 and 66.244.73.56 (inclusive).
66.244.73.56 and 66.244.73.56 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.89.103 / 32
pass
if the sender's IP is between
66.244.89.103 and 66.244.89.103 (inclusive).
66.244.89.103 and 66.244.89.103 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.89.100 / 32
pass
if the sender's IP is between
66.244.89.100 and 66.244.89.100 (inclusive).
66.244.89.100 and 66.244.89.100 (inclusive).
Smithville Digital
AS11550
or else
ip4:
66.244.68.238 / 32
pass
if the sender's IP is between
66.244.68.238 and 66.244.68.238 (inclusive).
66.244.68.238 and 66.244.68.238 (inclusive).
Smithville Digital
AS11550
or else
include:
ne16.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:
us._netblocks.mimecast.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.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.salesforce.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Salesforce
CRM
or else
include:
_spf.crowdfiber.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 ip4:204.89.253.0/24 ip4:66.244.64.224/27 ip4:66.244.73.58 ip4:66.244.73.56 ip4:66.244.89.103 ip4:66.244.89.100 ip4:66.244.68.238 include:ne16.com include:us._netblocks.mimecast.com include:spf.emailsignatures365.com include:_spf.salesforce.com include:_spf.crowdfiber.com include:spf.protection.outlook.com -all
1 x ip4 -all
14 x ip4 ~all
25 x ip4 -all
exists:%{i}._spf.mta.salesforce.com -all
include:sendgrid.net ~all
6 x ip4 5 x ip6 -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