spf1.ctstelecom.com SPF record

1 / 10 Lookups
0 Issues
8 IPv4 addresses
0 IPv6 addresses
v=spf1 mx ip4:66.35.110.37 ip4:64.20.207.168 ip4:64.136.224.41 ip4:64.136.224.43 ip4:66.35.110.32 ip4:76.164.172.185 ip4:64.136.224.154 ip4:64.136.224.130 -all Copied

Terms

mx
pass if the sender's IP address is in the A or AAAA record of this domain.
or else
ip4:
66.35.110.37 / 32
pass if the sender's IP is between
66.35.110.37 and 66.35.110.37 (inclusive).
Northern Valley Communications
AS14955
or else
ip4:
64.20.207.168 / 32
pass if the sender's IP is between
64.20.207.168 and 64.20.207.168 (inclusive).
CTS Communications Corp
AS19653
or else
ip4:
64.136.224.41 / 32
pass if the sender's IP is between
64.136.224.41 and 64.136.224.41 (inclusive).
CTS Communications Corp
AS19653
or else
ip4:
64.136.224.43 / 32
pass if the sender's IP is between
64.136.224.43 and 64.136.224.43 (inclusive).
CTS Communications Corp
AS19653
or else
ip4:
66.35.110.32 / 32
pass if the sender's IP is between
66.35.110.32 and 66.35.110.32 (inclusive).
Northern Valley Communications
AS14955
or else
ip4:
76.164.172.185 / 32
pass if the sender's IP is between
76.164.172.185 and 76.164.172.185 (inclusive).
NeoNova Network Services
AS6250
or else
ip4:
64.136.224.154 / 32
pass if the sender's IP is between
64.136.224.154 and 64.136.224.154 (inclusive).
CTS Communications Corp
AS19653
or else
ip4:
64.136.224.130 / 32
pass if the sender's IP is between
64.136.224.130 and 64.136.224.130 (inclusive).
CTS Communications Corp
AS19653
or else
-all
fail the email's SPF check.

Included records

v=spf1 mx ip4:66.35.110.37 ip4:64.20.207.168 ip4:64.136.224.41 ip4:64.136.224.43 ip4:66.35.110.32 ip4:76.164.172.185 ip4:64.136.224.154 ip4:64.136.224.130 -all

IP ranges

Northern Valley Communications
AS14955
CTS Communications Corp
AS19653
CTS Communications Corp
AS19653
CTS Communications Corp
AS19653
Northern Valley Communications
AS14955
NeoNova Network Services
AS6250
CTS Communications Corp
AS19653
CTS Communications Corp
AS19653