fn1.ntfo.org SPF record

2 / 10 Lookups
0 Issues
309 IPv4 addresses
1.84 ⋅ 10 19 IPv6 addresses
v=spf1 mx a ip4:64.71.190.16/28 ip4:66.220.13.224/28 ip4:140.211.166.128/28 ip4:192.52.69.0/24 ip6:2001:470:1:205::/64 ~all Copied

Terms

mx
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
a
pass if the sender's IP address is in the A or AAAA record of this domain.
3 IPv4 addresses
or else
ip4:
64.71.190.16 / 28
pass if the sender's IP is between
64.71.190.16 and 64.71.190.31 (inclusive).
Hurricane Electric
AS6939
or else
ip4:
66.220.13.224 / 28
pass if the sender's IP is between
66.220.13.224 and 66.220.13.239 (inclusive).
Hurricane Electric
AS6939
or else
ip4:
140.211.166.128 / 28
pass if the sender's IP is between
140.211.166.128 and 140.211.166.143 (inclusive).
University of Oregon
AS3701
or else
ip4:
192.52.69.0 / 24
pass if the sender's IP is between
192.52.69.0 and 192.52.69.255 (inclusive).
or else
ip6:
2001:470:1:205:: / 64
pass if the sender's IP is between
2001:470:1:205:: and 2001:470:1:205:ffff:ffff:ffff:ffff (inclusive).
Hurricane Electric
AS6939
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 mx a ip4:64.71.190.16/28 ip4:66.220.13.224/28 ip4:140.211.166.128/28 ip4:192.52.69.0/24 ip6:2001:470:1:205::/64 ~all

IP ranges

209.148.110.246
Sonic Telecom
AS46375
204.93.207.22
DEFT.COM
AS23352
2001:1838:2000:41b::80:0
DEFT.COM
AS23352
10.224.50.246
Reserved IP
Private-Use [1]
10.224.90.224
Reserved IP
Private-Use [1]
192.168.4.246
Reserved IP
Private-Use [1]
64.71.190.16 / 28
Hurricane Electric
AS6939
66.220.13.224 / 28
Hurricane Electric
AS6939
140.211.166.128 / 28
University of Oregon
AS3701
192.52.69.0 / 24
2001:470:1:205:: / 64
Hurricane Electric
AS6939