3 / 10
Lookups
0
Issues
44
IPv4 addresses
1.21 ⋅ 10
24
IPv6 addresses
Terms
include:
_spf.vhost.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
ip4:
18.193.41.41 / 32
pass
if the sender's IP is between
18.193.41.41 and 18.193.41.41 (inclusive).
18.193.41.41 and 18.193.41.41 (inclusive).
Amazon.com
AS16509
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 include:_spf.vhost.cz ip4:18.193.41.41 ~all
mx a 6 x ip4 3 x ip6 -all
IP ranges
2001:1528:1:6380::
/ 64
CASABLANCA INT a.s.
AS15685
2001:1528:1:6380::
2001:1528:1:6380:ffff:ffff:ffff:ffff
2001:1528:123::
/ 48
CASABLANCA INT a.s.
AS15685
2001:1528:123::
2001:1528:123:ffff:ffff:ffff:ffff:ffff