6 / 10
Lookups
0
Issues
592,716
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 mx include:mail.zendesk.com include:mktomail.com include:spf.protection.outlook.com include:servers.mcsv.net ip4:204.174.223.0/24 ip4:66.113.136.233 a:smtprelay00.siteprotect.com ip4:64.26.60.153/32 ip4:64.79.155.0/24 ip4:207.218.90.0/24 ~all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
8 IPv4 addresses
8 IPv6 addresses
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:
mktomail.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Marketo
Marketing automation
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:
servers.mcsv.net
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
MailChimp
Email marketing
or else
ip4:
204.174.223.0 / 24
pass
if the sender's IP is between
204.174.223.0 and 204.174.223.255 (inclusive).
204.174.223.0 and 204.174.223.255 (inclusive).
Ntirety
AS14280
or else
ip4:
66.113.136.233 / 32
pass
if the sender's IP is between
66.113.136.233 and 66.113.136.233 (inclusive).
66.113.136.233 and 66.113.136.233 (inclusive).
Ntirety
AS18447
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
ip4:
64.26.60.153 / 32
pass
if the sender's IP is between
64.26.60.153 and 64.26.60.153 (inclusive).
64.26.60.153 and 64.26.60.153 (inclusive).
Ntirety
AS18447
or else
ip4:
64.79.155.0 / 24
pass
if the sender's IP is between
64.79.155.0 and 64.79.155.255 (inclusive).
64.79.155.0 and 64.79.155.255 (inclusive).
SWITCH
AS23005
or else
ip4:
207.218.90.0 / 24
pass
if the sender's IP is between
207.218.90.0 and 207.218.90.255 (inclusive).
207.218.90.0 and 207.218.90.255 (inclusive).
Level 3 Parent
AS3549
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx include:mail.zendesk.com include:mktomail.com include:spf.protection.outlook.com include:servers.mcsv.net ip4:204.174.223.0/24 ip4:66.113.136.233 a:smtprelay00.siteprotect.com ip4:64.26.60.153 ip4:64.79.155.0/24 ip4:207.218.90.0/24 ~all
5 x ip4 ~all
12 x ip4 ~all
6 x ip4 5 x ip6 -all
3 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