spf.etn.cz SPF record

0 / 10 Lookups
0 Issues
531 IPv4 addresses
1.84 ⋅ 10 19 IPv6 addresses
v=spf1 ip4:178.238.34.0/23 ip4:85.207.31.192/28 ip4:81.31.47.51 ip4:81.31.47.52 ip4:193.179.3.233 ip6:2a01:430:3c:1::0/64 ?all Copied

Terms

ip4:
178.238.34.0 / 23
pass if the sender's IP is between
178.238.34.0 and 178.238.35.255 (inclusive).
MasterDC s.r.o.
AS24971
or else
ip4:
85.207.31.192 / 28
pass if the sender's IP is between
85.207.31.192 and 85.207.31.207 (inclusive).
RADIOKOMUNIKACE a.s.
AS25248
or else
ip4:
81.31.47.51 / 32
pass if the sender's IP is between
81.31.47.51 and 81.31.47.51 (inclusive).
MasterDC s.r.o.
AS24971
or else
ip4:
81.31.47.52 / 32
pass if the sender's IP is between
81.31.47.52 and 81.31.47.52 (inclusive).
MasterDC s.r.o.
AS24971
or else
ip4:
193.179.3.233 / 32
pass if the sender's IP is between
193.179.3.233 and 193.179.3.233 (inclusive).
T-Mobile Czech Republic a.s.
AS13036
or else
ip6:
2a01:430:3c:1:: / 64
pass if the sender's IP is between
2a01:430:3c:1:: and 2a01:430:3c:1:ffff:ffff:ffff:ffff (inclusive).
MasterDC s.r.o.
AS24971
or else
?all
Don't state if this IP is allowed to send this email.

Included records

v=spf1 ip4:178.238.34.0/23 ip4:85.207.31.192/28 ip4:81.31.47.51 ip4:81.31.47.52 ip4:193.179.3.233 ip6:2a01:430:3c:1::/64 ?all

IP ranges

MasterDC s.r.o.
AS24971
RADIOKOMUNIKACE a.s.
AS25248
MasterDC s.r.o.
AS24971
MasterDC s.r.o.
AS24971
T-Mobile Czech Republic a.s.
AS13036
MasterDC s.r.o.
AS24971