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Lookups
1
Issue
267
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ptr ip4:212.112.34.0/24 ip4:212.112.35.0/29 ip4:212.112.35.116 ip4:212.112.37.11 ip4:62.101.36.39 -all
Copied
Terms
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ip4:
212.112.34.0 / 24
pass
if the sender's IP is between
212.112.34.0 and 212.112.34.255 (inclusive).
212.112.34.0 and 212.112.34.255 (inclusive).
Lidero Network
AS13189
or else
ip4:
212.112.35.0 / 29
pass
if the sender's IP is between
212.112.35.0 and 212.112.35.7 (inclusive).
212.112.35.0 and 212.112.35.7 (inclusive).
Lidero Network
AS13189
or else
ip4:
212.112.35.116 / 32
pass
if the sender's IP is between
212.112.35.116 and 212.112.35.116 (inclusive).
212.112.35.116 and 212.112.35.116 (inclusive).
Lidero Network
AS13189
or else
ip4:
212.112.37.11 / 32
pass
if the sender's IP is between
212.112.37.11 and 212.112.37.11 (inclusive).
212.112.37.11 and 212.112.37.11 (inclusive).
Lidero Network
AS13189
or else
ip4:
62.101.36.39 / 32
pass
if the sender's IP is between
62.101.36.39 and 62.101.36.39 (inclusive).
62.101.36.39 and 62.101.36.39 (inclusive).
Lidero Network
AS13189
or else
-all
fail
the email's SPF check.
Included records
v=spf1 ptr ip4:212.112.34.0/24 ip4:212.112.35.0/29 ip4:212.112.35.116 ip4:212.112.37.11 ip4:62.101.36.39 -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable