2 / 10
Lookups
0
Issues
6
IPv4 addresses
0
IPv6 addresses
Terms
ip4:
91.245.33.52 / 32
pass
if the sender's IP is between
91.245.33.52 and 91.245.33.52 (inclusive).
91.245.33.52 and 91.245.33.52 (inclusive).
CJSC Telecommunications 21
AS197394
or else
a:
mail.t21v.ru
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.
4 IPv4 addresses
or else
-all
fail
the email's SPF check.
Included records
v=spf1 ip4:91.245.33.52 a:mail.t21v.ru mx -all