1 / 10
Lookups
0
Issues
66,052
IPv4 addresses
256
IPv6 addresses
v=spf1 ip4:192.168.0.0/16 ip4:172.24.254.0/24 ip4:109.224.64.0/24 ip4:88.102.214.204 ip4:217.31.49.15 ip4:84.19.64.6 ip6:2a07:b5c0::0/120 mx -all
Copied
Terms
ip4:
192.168.0.0 / 16
pass
if the sender's IP is between
192.168.0.0 and 192.168.255.255 (inclusive).
192.168.0.0 and 192.168.255.255 (inclusive).
or else
ip4:
172.24.254.0 / 24
pass
if the sender's IP is between
172.24.254.0 and 172.24.254.255 (inclusive).
172.24.254.0 and 172.24.254.255 (inclusive).
or else
ip4:
109.224.64.0 / 24
pass
if the sender's IP is between
109.224.64.0 and 109.224.64.255 (inclusive).
109.224.64.0 and 109.224.64.255 (inclusive).
CETIN a.s.
AS197197
or else
ip4:
88.102.214.204 / 32
pass
if the sender's IP is between
88.102.214.204 and 88.102.214.204 (inclusive).
88.102.214.204 and 88.102.214.204 (inclusive).
O2 Czech Republic, a.s.
AS5610
or else
ip4:
217.31.49.15 / 32
pass
if the sender's IP is between
217.31.49.15 and 217.31.49.15 (inclusive).
217.31.49.15 and 217.31.49.15 (inclusive).
Webglobe, s.r.o.
AS29134
or else
ip4:
84.19.64.6 / 32
pass
if the sender's IP is between
84.19.64.6 and 84.19.64.6 (inclusive).
84.19.64.6 and 84.19.64.6 (inclusive).
Eri Internet s.r.o.
AS33943
or else
ip6:
2a07:b5c0:: / 120
pass
if the sender's IP is between
2a07:b5c0:: and 2a07:b5c0::ff (inclusive).
2a07:b5c0:: and 2a07:b5c0::ff (inclusive).
O2 Czech Republic, a.s.
AS41046
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
-all
fail
the email's SPF check.
Included records
v=spf1 ip4:192.168.0.0/16 ip4:172.24.254.0/24 ip4:109.224.64.0/24 ip4:88.102.214.204 ip4:217.31.49.15 ip4:84.19.64.6 ip6:2a07:b5c0::/120 mx -all