3 / 10
Lookups
0
Issues
460,575
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 IP4:91.187.63.250 IP4:91.187.63.244 IP4:185.111.97.10 include:spf.protection.outlook.com include:_emailing.heureka.cz include:spf.mail-komplet.cz
Copied
Terms
ip4:
91.187.63.250 / 32
pass
if the sender's IP is between
91.187.63.250 and 91.187.63.250 (inclusive).
91.187.63.250 and 91.187.63.250 (inclusive).
ORIGINAL AS CZ-NORDICTELECOMREGIONAL
AS42908
or else
ip4:
91.187.63.244 / 32
pass
if the sender's IP is between
91.187.63.244 and 91.187.63.244 (inclusive).
91.187.63.244 and 91.187.63.244 (inclusive).
ORIGINAL AS CZ-NORDICTELECOMREGIONAL
AS42908
or else
ip4:
185.111.97.10 / 32
pass
if the sender's IP is between
185.111.97.10 and 185.111.97.10 (inclusive).
185.111.97.10 and 185.111.97.10 (inclusive).
AVONET, s.r.o.
AS20723
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:
_emailing.heureka.cz
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.mail-komplet.cz
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Included records
v=spf1 ip4:91.187.63.250 ip4:91.187.63.244 ip4:185.111.97.10 include:spf.protection.outlook.com include:_emailing.heureka.cz include:spf.mail-komplet.cz
6 x ip4 5 x ip6 -all
1 x ip4 -all
16 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