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Lookups
1
Issue
8,192
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
Terms
ip4:
34.2.64.0 / 19
pass
if the sender's IP is between
34.2.64.0 and 34.2.95.255 (inclusive).
34.2.64.0 and 34.2.95.255 (inclusive).
Google Ireland
AS43515
or else
ptr:
yahoo.com
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
yahoo.net
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
?all
Don't state if this IP is allowed to send this email.
Included records
v=spf1 ip4:34.2.64.0/19 ptr:yahoo.com ptr:yahoo.net ?all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable