6 / 10
Lookups
1
Issue
572,625
IPv4 addresses
2.97 â‹… 10
28
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 mx ip4:83.223.150.171 ip4:46.46.137.27 ip4:193.109.100.17 ip4:193.109.100.129 ip4:217.28.63.37 ip4:87.245.212.167 ip4:217.28.50.130 ptr:ksmg.retn.ru ptr:retn.net include:_spf.mail.ru include:_spf.google.com include:spf.protection.outlook.com -all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
1 IPv6 address
or else
ip4:
83.223.150.171 / 32
pass
if the sender's IP is between
83.223.150.171 and 83.223.150.171 (inclusive).
83.223.150.171 and 83.223.150.171 (inclusive).
SIA BITE Latvija
AS2588
or else
ip4:
46.46.137.27 / 32
pass
if the sender's IP is between
46.46.137.27 and 46.46.137.27 (inclusive).
46.46.137.27 and 46.46.137.27 (inclusive).
JSC RetnNet
AS29470
or else
ip4:
193.109.100.17 / 32
pass
if the sender's IP is between
193.109.100.17 and 193.109.100.17 (inclusive).
193.109.100.17 and 193.109.100.17 (inclusive).
RETN
AS9002
or else
ip4:
193.109.100.129 / 32
pass
if the sender's IP is between
193.109.100.129 and 193.109.100.129 (inclusive).
193.109.100.129 and 193.109.100.129 (inclusive).
RETN
AS9002
or else
ip4:
217.28.63.37 / 32
pass
if the sender's IP is between
217.28.63.37 and 217.28.63.37 (inclusive).
217.28.63.37 and 217.28.63.37 (inclusive).
RETN
AS28886
or else
ip4:
87.245.212.167 / 32
pass
if the sender's IP is between
87.245.212.167 and 87.245.212.167 (inclusive).
87.245.212.167 and 87.245.212.167 (inclusive).
RETN
AS9002
or else
ip4:
217.28.50.130 / 32
pass
if the sender's IP is between
217.28.50.130 and 217.28.50.130 (inclusive).
217.28.50.130 and 217.28.50.130 (inclusive).
RETN
AS28886
or else
ptr:
ksmg.retn.ru
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
retn.net
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
include:
_spf.mail.ru
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.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:
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 mx ip4:83.223.150.171 ip4:46.46.137.27 ip4:193.109.100.17 ip4:193.109.100.129 ip4:217.28.63.37 ip4:87.245.212.167 ip4:217.28.50.130 ptr:ksmg.retn.ru ptr:retn.net include:_spf.mail.ru include:_spf.google.com include:spf.protection.outlook.com -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
33 x ip4 ~all
2 x ip4 6 x ip6 ~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