10 / 10
Lookups
0
Issues
965,289
IPv4 addresses
2.19 â‹… 10
24
IPv6 addresses
v=spf1 ip4:131.215.0.0/16 ip4:134.4.0.0/16 ip4:192.100.16.0/24 ip4:198.129.208.0/23 ip4:208.69.128.0/22 ip4:199.188.184.0/22 ip4:198.202.125.128/25 ip4:74.122.104.0/22 ip4:72.10.184.102 ip4:72.10.184.103 include:spf.protection.outlook.com
include:sendgrid.net include:mktomail.com include:spf.dynect.net include:cust-spf.cashnet.com include:amazonses.com include:_spf.createsend.com include:_spf01.mykronos.com include:_s0.caltech.edu ?all
Copied
Terms
ip4:
131.215.0.0 / 16
pass
if the sender's IP is between
131.215.0.0 and 131.215.255.255 (inclusive).
131.215.0.0 and 131.215.255.255 (inclusive).
California Institute of Technology
AS31
or else
ip4:
134.4.0.0 / 16
pass
if the sender's IP is between
134.4.0.0 and 134.4.255.255 (inclusive).
134.4.0.0 and 134.4.255.255 (inclusive).
California Institute of Technology
AS31
or else
ip4:
192.100.16.0 / 24
pass
if the sender's IP is between
192.100.16.0 and 192.100.16.255 (inclusive).
192.100.16.0 and 192.100.16.255 (inclusive).
CBC
AS55236
or else
ip4:
198.129.208.0 / 23
pass
if the sender's IP is between
198.129.208.0 and 198.129.209.255 (inclusive).
198.129.208.0 and 198.129.209.255 (inclusive).
ESnet
AS292
or else
ip4:
208.69.128.0 / 22
pass
if the sender's IP is between
208.69.128.0 and 208.69.131.255 (inclusive).
208.69.128.0 and 208.69.131.255 (inclusive).
LIGO Livingston Observatory
AS40189
or else
ip4:
199.188.184.0 / 22
pass
if the sender's IP is between
199.188.184.0 and 199.188.187.255 (inclusive).
199.188.184.0 and 199.188.187.255 (inclusive).
LIGO Livingston Observatory
AS14940
or else
ip4:
198.202.125.128 / 25
pass
if the sender's IP is between
198.202.125.128 and 198.202.125.255 (inclusive).
198.202.125.128 and 198.202.125.255 (inclusive).
The Regents of the University of California - University of California, San Diego.
AS46985
or else
ip4:
74.122.104.0 / 22
pass
if the sender's IP is between
74.122.104.0 and 74.122.107.255 (inclusive).
74.122.104.0 and 74.122.107.255 (inclusive).
CollegeNET
AS26569
or else
ip4:
72.10.184.102 / 32
pass
if the sender's IP is between
72.10.184.102 and 72.10.184.102 (inclusive).
72.10.184.102 and 72.10.184.102 (inclusive).
Huron Consulting Group
AS22931
or else
ip4:
72.10.184.103 / 32
pass
if the sender's IP is between
72.10.184.103 and 72.10.184.103 (inclusive).
72.10.184.103 and 72.10.184.103 (inclusive).
Huron Consulting Group
AS22931
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
include:
sendgrid.net
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
SendGrid
Email automation
or else
include:
mktomail.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Marketo
Marketing automation
or else
include:
spf.dynect.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
include:
cust-spf.cashnet.com
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
include:
amazonses.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Amazon SES
Email automation
or else
include:
_spf.createsend.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Campaign Monitor
Email marketing
or else
include:
_spf01.mykronos.com
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
include:
_s0.caltech.edu
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
Don't state if this IP is allowed to send this email.
Included records
v=spf1 ip4:131.215.0.0/16 ip4:134.4.0.0/16 ip4:192.100.16.0/24 ip4:198.129.208.0/23 ip4:208.69.128.0/22 ip4:199.188.184.0/22 ip4:198.202.125.128/25 ip4:74.122.104.0/22 ip4:72.10.184.102 ip4:72.10.184.103 include:spf.protection.outlook.com include:sendgrid.net include:mktomail.com include:spf.dynect.net include:cust-spf.cashnet.com include:amazonses.com include:_spf.createsend.com include:_spf01.mykronos.com include:_s0.caltech.edu ?all
6 x ip4 5 x ip6 -all
12 x ip4 ~all
31 x ip4 -all
4 x ip4 -all
12 x ip4 -all
6 x ip4 ~all
12 x ip4 -all
22 x ip4 ?all
IP ranges
131.215.0.0
/ 16
California Institute of Technology
AS31
131.215.0.0 - 131.215.255.255
65,536 IP addresses
134.4.0.0
/ 16
California Institute of Technology
AS31
134.4.0.0 - 134.4.255.255
65,536 IP addresses
208.69.128.0
/ 22
LIGO Livingston Observatory
AS40189
208.69.128.0 - 208.69.131.255
1,024 IP addresses
199.188.184.0
/ 22
LIGO Livingston Observatory
AS14940
199.188.184.0 - 199.188.187.255
1,024 IP addresses
198.202.125.128
/ 25
The Regents of the University of California - University of California, San Diego.
AS46985
198.202.125.128 - 198.202.125.255
128 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
80.231.219.0
/ 24
TATA COMMUNICATIONS (AMERICA)
AS6453
80.231.219.0 - 80.231.219.255
256 IP addresses