blue4.cz SPF record

5 / 10 Lookups
0 Issues
6 IPv4 addresses
1 IPv6 address
v=spf1 a mx a:fw.blue4.cz a:smtp.blue4.cz a:posta.edera.cz ~all Copied

Terms

a
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.
2 IPv4 addresses
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
~all
soft fail the email's SPF check.

Included records

v=spf1 a mx a:fw.blue4.cz a:smtp.blue4.cz a:posta.edera.cz ~all

IP ranges

NETFORMS s.r.o.
AS198346
WEDOS Internet, a.s.
AS197019
WEDOS Internet, a.s.
AS197019
NETFORMS s.r.o.
AS198346
Edera Group a.s.
AS42306
Edera Group a.s.
AS42306
NETFORMS s.r.o.
AS198346