18 / 10
Lookups
2
Issues
1,005,482
IPv4 addresses
4.38 â‹… 10
24
IPv6 addresses
There are 2 issues with this SPF record
- The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
- More than 10 DNS lookups were required to process this SPF record.
v=spf1 ip4:157.25.192.0/28 include:t-mobile.pl include:ikp.pl a mx ptr:gts.pl ptr:gtsenergis.pl ptr:energis.pl ptr:ipartners.pl ~all
Copied
Terms
ip4:
157.25.192.0 / 28
pass
if the sender's IP is between
157.25.192.0 and 157.25.192.15 (inclusive).
157.25.192.0 and 157.25.192.15 (inclusive).
T-Mobile Polska
AS12912
or else
include:
t-mobile.pl
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:
ikp.pl
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
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
3 IPv4 addresses
2 IPv6 addresses
or else
ptr:
gts.pl
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
gtsenergis.pl
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
energis.pl
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
ipartners.pl
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:157.25.192.0/28 include:t-mobile.pl include:ikp.pl a mx ptr:gts.pl ptr:gtsenergis.pl ptr:energis.pl ptr:ipartners.pl ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
More than 10 DNS lookups were required to process this SPF record
mx:t-mobile.pl a:mail-out.eranet.pl include:spf.sendinblue.com include:_spf.telekom.com include:_spf.getresponse.com include:spf.protection.outlook.com 3 x ip4 -all
10 x ip4 -all
7 x ip4 include:spf.protection.outlook.com ~all
6 x ip4 5 x ip6 -all
4 x ip4 -all
6 x ip4 5 x ip6 -all
5 x ip4 1 x ip6 a:smtpauth.ipartners.pl a:smtp.ipartners.pl a:lists.ipartners.pl -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
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