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Lookups
1
Issue
8,194
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ip4:
213.145.224.0 / 19
pass
if the sender's IP is between
213.145.224.0 and 213.145.255.255 (inclusive).
213.145.224.0 and 213.145.255.255 (inclusive).
Ledl.net GmbH & Co. KG
AS25575
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx a ptr ip4:213.145.224.0/19 -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
IP ranges
213.145.224.0
/ 19
Ledl.net GmbH & Co. KG
AS25575
213.145.224.0 - 213.145.255.255
8,192 IP addresses