log29.antispamcloud.com SPF record

3 / 10 Lookups
1 Issue
6,275 IPv4 addresses
4 IPv6 addresses

The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.

v=spf1 a ptr:antispamcloud.com include:spf.antispamcloud.com -all Copied

Terms

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

Included records

v=spf1 a ptr:antispamcloud.com include:spf.antispamcloud.com -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
35 x ip4 4 x ip6 -all

IP ranges

N-able Technologies
AS16633
Cogent Communications
AS174
Cogent Communications
AS174
Cogent Communications
AS174
Cogent Communications
AS174
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
LeaseWeb Netherlands
AS60781
Leaseweb Deutschland
AS28753
Leaseweb USA
AS30633
Leaseweb USA
AS30633
Leaseweb USA
AS30633
Leaseweb USA
AS30633
Cogent Communications
AS174
N-able Technologies
AS16633
N-able Technologies
AS16633
Cogent Communications
AS174
Cogent Communications
AS174
Cogent Communications
AS174
Cogent Communications
AS174
N-able Acquisition Company
AS43054
N-able Acquisition Company
AS43054
N-able Acquisition Company
AS43054
N-able Acquisition Company
AS43054
Cogent Communications
AS174
Cogent Communications
AS174
Metrofibre Networx
AS327782
Metrofibre Networx
AS327782
Cogent Communications
AS174
Cogent Communications
AS174