seinternal.com SPF record

5 / 10 Lookups
1 Issue
9 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:seinternal.com ptr:antispamcloud.com ptr:spamexperts.com ptr:simplyspamfree.com include:spf.discoursehosting.com ~all Copied

Terms

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
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
Evaluate this SPF record and pass if it
passes.
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 ptr:seinternal.com ptr:antispamcloud.com ptr:spamexperts.com ptr:simplyspamfree.com include:spf.discoursehosting.com ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable

IP ranges

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AS20857
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AS20857
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AS14061
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AS30633
Leaseweb Deutschland
AS28753
Leaseweb Deutschland
AS28753
Leaseweb Deutschland
AS28753
Leaseweb Deutschland
AS28753
LeaseWeb Netherlands
AS60781