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sergeev_ev2016-07-20 14:27:17
sergeev_ev, 2016-07-20 14:27:17
Correct SPF entry?
Good afternoon!
There is an SPF entry:
mxs IN TXT "v=spf1 ip4:***.***.228.0/22 ~all"
Please explain what the ending ip - 0/22 means and what ~all
is This range is from 0 to 22 ?
2 answer(s)
@alsopub
@z3apa3a
A
Alexey, 2016-07-20 @alsopub
ip-calculator.ru/#!ip=10.10.228.0/22
22 is the subnet mask 255.255.252.0
~all means "process mail from other addresses as you see fit, but do not discard"
V
Vladimir Dubrovin, 2016-07-20 @z3apa3a
~all это soft reject (нестрогий запрет принимать почту с других IP).
/22 это длина префикса CIDR.
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