4 / 10
Lookups
0
Issues
33,361
IPv4 addresses
0
IPv6 addresses
Terms
include:
centurylink.net
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 include:centurylink.net -all
mx 14 x ip4 include:mail.zendesk.com include:relay.mailchannels.net -all
5 x ip4 ~all
2 x ip4 ~all
IP ranges
216.55.172.0
/ 24
Internet Names For Business
AS30447
216.55.172.0 - 216.55.172.255
256 IP addresses