2 / 10
Lookups
0
Issues
261
IPv4 addresses
2
IPv6 addresses
v=spf1 a mx ip4:81.27.166.0/24 ip6:2001:16e0:111::251 -all
Copied
Terms
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
4 IPv4 addresses
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
1 IPv6 address
or else
ip4:
81.27.166.0 / 24
pass
if the sender's IP is between
81.27.166.0 and 81.27.166.255 (inclusive).
81.27.166.0 and 81.27.166.255 (inclusive).
R-KOM Regensburger Telekommunikationsgesellschaft mbH
AS12611
or else
ip6:
2001:16e0:111::251 / 128
pass
if the sender's IP is between
2001:16e0:111::251 and 2001:16e0:111::251 (inclusive).
2001:16e0:111::251 and 2001:16e0:111::251 (inclusive).
R-KOM Regensburger Telekommunikationsgesellschaft mbH
AS12611
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a mx ip4:81.27.166.0/24 ip6:2001:16e0:111::251 -all
IP ranges
81.27.166.0
/ 24
R-KOM Regensburger Telekommunikationsgesellschaft mbH
AS12611
81.27.166.0 - 81.27.166.255
256 IP addresses