ntp.org SPF record

2 / 10 Lookups
0 Issues
36 IPv4 addresses
2 IPv6 addresses
v=spf1 a mx ip4:204.93.207.0/27 ip4:66.220.13.234 ip6:2001:470:1:205::234 ~all Copied

Terms

a
pass if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
1 IPv6 address
or else
mx
pass if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
ip4:
204.93.207.0 / 27
pass if the sender's IP is between
204.93.207.0 and 204.93.207.31 (inclusive).
DEFT.COM
AS23352
or else
ip4:
66.220.13.234 / 32
pass if the sender's IP is between
66.220.13.234 and 66.220.13.234 (inclusive).
Hurricane Electric
AS6939
or else
ip6:
2001:470:1:205::234 / 128
pass if the sender's IP is between
2001:470:1:205::234 and 2001:470:1:205::234 (inclusive).
Hurricane Electric
AS6939
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 a mx ip4:204.93.207.0/27 ip4:66.220.13.234 ip6:2001:470:1:205::234 ~all

IP ranges

DEFT.COM
AS23352
Sonic Telecom
AS46375
DEFT.COM
AS23352
DEFT.COM
AS23352
DEFT.COM
AS23352
Hurricane Electric
AS6939
Hurricane Electric
AS6939