_spf.mail.yahoo.com SPF record

2 / 10 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.

v=spf1 ip4:34.2.64.0/19 ptr:yahoo.com ptr:yahoo.net ?all Copied

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).
Google Ireland
AS43515
or else
PTR checks should no longer be used. See RFC 7208, section 5.5 .
or else
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

IP ranges

Google Ireland
AS43515