udel.edu SPF record

4 / 10 Lookups
0 Issues
688,143 IPv4 addresses
2.97 ⋅ 10 28 IPv6 addresses
v=spf1 ip4:128.175.0.0/16 ip4:128.4.0.0/16 ip4:216.52.6.88 ip4:216.52.6.188 ip4:129.146.91.38 ip4:129.146.146.59 include:_spf.google.com include:technolutions.net include:spf.protection.outlook.com ?all Copied

Terms

ip4:
128.175.0.0 / 16
pass if the sender's IP is between
128.175.0.0 and 128.175.255.255 (inclusive).
University of Delaware
AS34
or else
ip4:
128.4.0.0 / 16
pass if the sender's IP is between
128.4.0.0 and 128.4.255.255 (inclusive).
University of Delaware
AS2
or else
ip4:
216.52.6.88 / 32
pass if the sender's IP is between
216.52.6.88 and 216.52.6.88 (inclusive).
Unitas Global
AS30282
or else
ip4:
216.52.6.188 / 32
pass if the sender's IP is between
216.52.6.188 and 216.52.6.188 (inclusive).
Unitas Global
AS30282
or else
ip4:
129.146.91.38 / 32
pass if the sender's IP is between
129.146.91.38 and 129.146.91.38 (inclusive).
Oracle
AS31898
or else
ip4:
129.146.146.59 / 32
pass if the sender's IP is between
129.146.146.59 and 129.146.146.59 (inclusive).
Oracle
AS31898
or else
include:
_spf.google.com
Evaluate this SPF record and pass if it
passes.
Gmail
Inbox software
or else
include:
technolutions.net
Evaluate this SPF record and pass if it
passes.
or else
include:
spf.protection.outlook.com
Evaluate this SPF record and pass if it
passes.
Microsoft 365 / Outlook
Inbox software
or else
?all
Don't state if this IP is allowed to send this email.

Included records

v=spf1 ip4:128.175.0.0/16 ip4:128.4.0.0/16 ip4:216.52.6.88 ip4:216.52.6.188 ip4:129.146.91.38 ip4:129.146.146.59 include:_spf.google.com include:technolutions.net include:spf.protection.outlook.com ?all
2 x ip4 6 x ip6 ~all
2 x ip4 include:u511372.wl.sendgrid.net -all
6 x ip4 5 x ip6 -all

IP ranges

128.175.0.0 / 16
University of Delaware
AS34
128.4.0.0 / 16
University of Delaware
AS2
216.52.6.88
Unitas Global
AS30282
216.52.6.188
Unitas Global
AS30282
129.146.91.38
Oracle
AS31898
129.146.146.59
Oracle
AS31898
74.125.0.0 / 16
Google
AS15169
209.85.128.0 / 17
Google
AS15169
2001:4860:4000:: / 36
Google
AS15169
2404:6800:4000:: / 36
Google
AS15169
2607:f8b0:4000:: / 36
Google
AS15169
2800:3f0:4000:: / 36
Google
AS15169
2a00:1450:4000:: / 36
Google
AS15169
2c0f:fb50:4000:: / 36
Google
AS15169
34.197.57.115
Amazon.com
AS14618
34.197.58.165
Amazon.com
AS14618
167.89.13.187
SendGrid
AS11377
167.89.17.242
SendGrid
AS11377
167.89.25.12
SendGrid
AS11377
167.89.25.126
SendGrid
AS11377
198.37.152.133
SendGrid
AS11377
198.37.152.137
SendGrid
AS11377
198.37.152.151
SendGrid
AS11377
198.37.158.230
SendGrid
AS11377
198.37.159.162
SendGrid
AS11377
40.92.0.0 / 15
Microsoft
AS8075
40.107.0.0 / 16
Microsoft
AS8075
52.100.0.0 / 15
Microsoft
AS8075
52.102.0.0 / 16
Microsoft
AS8075
52.103.0.0 / 17
Microsoft
AS8075
104.47.0.0 / 17
Microsoft
AS8075
2a01:111:f400:: / 48
Microsoft
AS8075
2a01:111:f403:: / 49
Microsoft
AS8075
2a01:111:f403:8000:: / 51
Microsoft
AS8075
2a01:111:f403:c000:: / 51
Microsoft
AS8075
2a01:111:f403:f000:: / 52
Microsoft
AS8075