4 / 10
Lookups
1
Issue
57,671
IPv4 addresses
1.21 ⋅ 10
24
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:209.147.112.96/27 ip4:206.124.128.0/19 ip4:199.245.214.1/24 ip4:64.38.144.62/32 ip4:216.9.6.40/32 ip4:64.38.133.4/32 include:isomedia.com a mx ptr ?all
Copied
Terms
ip4:
209.147.112.96 / 27
pass
if the sender's IP is between
209.147.112.96 and 209.147.112.127 (inclusive).
209.147.112.96 and 209.147.112.127 (inclusive).
Isomedia
AS30170
or else
ip4:
206.124.128.0 / 19
pass
if the sender's IP is between
206.124.128.0 and 206.124.159.255 (inclusive).
206.124.128.0 and 206.124.159.255 (inclusive).
Isomedia
AS18530
or else
ip4:
199.245.214.1 / 24
pass
if the sender's IP is between
199.245.214.0 and 199.245.214.255 (inclusive).
199.245.214.0 and 199.245.214.255 (inclusive).
Isomedia
AS18530
or else
ip4:
64.38.144.62 / 32
pass
if the sender's IP is between
64.38.144.62 and 64.38.144.62 (inclusive).
64.38.144.62 and 64.38.144.62 (inclusive).
Isomedia
AS18530
or else
ip4:
216.9.6.40 / 32
pass
if the sender's IP is between
216.9.6.40 and 216.9.6.40 (inclusive).
216.9.6.40 and 216.9.6.40 (inclusive).
Isomedia
AS18530
or else
ip4:
64.38.133.4 / 32
pass
if the sender's IP is between
64.38.133.4 and 64.38.133.4 (inclusive).
64.38.133.4 and 64.38.133.4 (inclusive).
Isomedia
AS18530
or else
include:
isomedia.com
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
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
3 IPv4 addresses
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 ip4:209.147.112.96/27 ip4:206.124.128.0/19 ip4:199.245.214.1/24 ip4:64.38.144.62 ip4:216.9.6.40 ip4:64.38.133.4 include:isomedia.com a mx ptr ?all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
6 x ip4 1 x ip6 ?all