15 / 10
Lookups
3
Issues
1,036
IPv4 addresses
0
IPv6 addresses
There are 3 issues with this SPF record
- The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
- More than 10 DNS lookups were required to process this SPF record.
- The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:195.64.138.0/23 ptr a:idmx.interdesk.ch a:mail.interdesk.ch a:mail.schweiz.net a:ns.schweiz.net include:interdesk.ch ~all
Copied
Terms
ip4:
195.64.138.0 / 23
pass
if the sender's IP is between
195.64.138.0 and 195.64.139.255 (inclusive).
195.64.138.0 and 195.64.139.255 (inclusive).
Telconet
AS42085
or else
ptr:
.
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
include:
interdesk.ch
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:195.64.138.0/23 ptr a:idmx.interdesk.ch a:mail.interdesk.ch a:mail.schweiz.net a:ns.schweiz.net include:interdesk.ch ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
More than 10 DNS lookups were required to process this SPF record
mx 1 x ip4 ptr a:mail.interdesk.ch a:idmx.interdesk.ch a:scan02.globalmx.ch a:scan02.globalmx.ch a:exmail.xauth.ch a:smtp.globalmx.ch a:mail.schweiz.net ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable