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Lookups
1
Issue
19,820
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 a mx include:spf.smtp2go.com include:gymmasteronline.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
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
or else
include:
spf.smtp2go.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
include:
gymmasteronline.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
-all
fail
the email's SPF check.
Included records
v=spf1 a mx include:spf.smtp2go.com include:gymmasteronline.com -all
10 x ip4 ~all
include:spf.smtp2go.com mx a ptr 10 x ip4 -all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
10 x ip4 ~all
IP ranges
66.235.120.0
/ 21
Wholesale Services Provider
AS45671
66.235.120.0 - 66.235.127.255
2,048 IP addresses
66.235.120.0
/ 21
Wholesale Services Provider
AS45671
66.235.120.0 - 66.235.127.255
2,048 IP addresses