nic.cz SPF record

3 / 10 Lookups
0 Issues
5,126 IPv4 addresses
6.34 ⋅ 10 29 IPv6 addresses
v=spf1 include:_v4nets.nic.cz include:_v6nets.nic.cz include:_spf.network.cz ~all Copied

Terms

include:
_v4nets.nic.cz
Evaluate this SPF record and pass if it
passes.
or else
include:
_v6nets.nic.cz
Evaluate this SPF record and pass if it
passes.
or else
Evaluate this SPF record and pass if it
passes.
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 include:_v4nets.nic.cz include:_v6nets.nic.cz include:_spf.network.cz ~all
5 x ip4 ~all
2 x ip6 ~all
3 x ip4 4 x ip6 -all

IP ranges

CZ.NIC, z.s.p.o.
AS25192
CZ.NIC, z.s.p.o.
AS25192
Webglobe, s.r.o.
AS29134
Webglobe, s.r.o.
AS29134
Webglobe, s.r.o.
AS29134
CZ.NIC, z.s.p.o.
AS25192
Webglobe, s.r.o.
AS29134
Web4U s.r.o.
AS39790
Web4U s.r.o.
AS39790
Web4U s.r.o.
AS39790
Coolhousing s.r.o.
AS35592
Coolhousing s.r.o.
AS35592
Webglobe, s.r.o.
AS29134
Webglobe, s.r.o.
AS29134