3 / 10
Lookups
0
Issues
459,046
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 mx ip4:216.184.74.225/27 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
6 IPv4 addresses
or else
ip4:
216.184.74.225 / 27
pass
if the sender's IP is between
216.184.74.224 and 216.184.74.255 (inclusive).
216.184.74.224 and 216.184.74.255 (inclusive).
Point Broadband Fiber Holding
AS17310
or else
include:
spf.ess.barracudanetworks.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Barracuda Email Security
Email security
or else
include:
spf.protection.outlook.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Microsoft 365 / Outlook
Inbox software
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx ip4:216.184.74.225/27 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
1 x ip4 -all
6 x ip4 5 x ip6 -all
IP ranges
216.184.74.225
/ 27
Point Broadband Fiber Holding
AS17310
216.184.74.224 - 216.184.74.255
32 IP addresses
2a01:111:f403:8000::
/ 51
Microsoft
AS8075
2a01:111:f403:8000::
2a01:111:f403:9fff:ffff:ffff:ffff:ffff
2a01:111:f403:c000::
/ 51
Microsoft
AS8075
2a01:111:f403:c000::
2a01:111:f403:dfff:ffff:ffff:ffff:ffff
2a01:111:f403:f000::
/ 52
Microsoft
AS8075
2a01:111:f403:f000::
2a01:111:f403:ffff:ffff:ffff:ffff:ffff