7 / 10
Lookups
0
Issues
471,557
IPv4 addresses
3.40 ⋅ 10
24
IPv6 addresses
v=spf1 a:poczta.agh.edu.pl a:smtp.agh.edu.pl a:mailing.agh.edu.pl a:microrelay.cri.agh.edu.pl mx ?ip4:149.156.96.0/19 ?ip4:149.156.192.0/20 ?ip6:2001:6d8:10::/48 include:spf.protection.outlook.com include:_spf.mlsend.com -all
Copied
Terms
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
1 IPv6 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
?ip4:
149.156.96.0 / 19
don't state if this IP is allowed to send this email
if the sender's IP is between
149.156.96.0 and 149.156.127.255 (inclusive).
149.156.96.0 and 149.156.127.255 (inclusive).
Academic Computer Centre CYFRONET AGH
AS8267
or else
?ip4:
149.156.192.0 / 20
don't state if this IP is allowed to send this email
if the sender's IP is between
149.156.192.0 and 149.156.207.255 (inclusive).
149.156.192.0 and 149.156.207.255 (inclusive).
Academic Computer Centre CYFRONET AGH
AS8267
or else
?ip6:
2001:6d8:10:: / 48
don't state if this IP is allowed to send this email
if the sender's IP is between
2001:6d8:10:: and 2001:6d8:10:ffff:ffff:ffff:ffff:ffff (inclusive).
2001:6d8:10:: and 2001:6d8:10:ffff:ffff:ffff:ffff:ffff (inclusive).
Academic Computer Centre CYFRONET AGH
AS8267
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.mlsend.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
MailerLite
Email marketing
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a:poczta.agh.edu.pl a:smtp.agh.edu.pl a:mailing.agh.edu.pl a:microrelay.cri.agh.edu.pl mx ?ip4:149.156.96.0/19 ?ip4:149.156.192.0/20 ?ip6:2001:6d8:10::/48 include:spf.protection.outlook.com include:_spf.mlsend.com -all
6 x ip4 5 x ip6 -all
2 x ip4 ~all
IP ranges
149.156.96.0
/ 19
Academic Computer Centre CYFRONET AGH
AS8267
149.156.96.0 - 149.156.127.255
8,192 IP addresses
149.156.192.0
/ 20
Academic Computer Centre CYFRONET AGH
AS8267
149.156.192.0 - 149.156.207.255
4,096 IP addresses
2001:6d8:10::
/ 48
Academic Computer Centre CYFRONET AGH
AS8267
2001:6d8:10::
2001:6d8:10: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