Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
southwest.tn.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 06:06:15 UTC · ↺ Refresh
MX Hostnames
- mxb-002d6b01.gslb.pphosted.com
- mxa-002d6b01.gslb.pphosted.com
MX Priorities
- mxa-002d6b01.gslb.pphosted.com: 10
- mxb-002d6b01.gslb.pphosted.com: 10
A / AAAA Records
- 3.209.26.193 ↩ ec2-3-209-26-193.compute-1.amazonaws.com
Mail Server IPs
- 148.163.155.175 ↩ mx0b-002d6b01.pphosted.com
- 148.163.151.227 ↩ mx0a-002d6b01.pphosted.com
SOA Record
Raw SOA
ns20.digicertdns.com dns.digicertdns.com 2009010519 86400 7200 1209600 86400
Primary NS (mname)
ns20.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010519
Refresh
86400s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns14.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns15.dnsmadeeasy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf-002d6b01.pphosted.com include:spf.protection.outlook.com a:lib2.southwest.tn.edu include:spf-002d6b02.pphosted.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- DC50-6776-88D2-E55B-3F65-92E9-0587-A8F0
- smartsheet-site-validation=9icmYrYhrIcY3-NyKOIwoiT7xhx8QxEO
- docusign=9dc70f76-3b07-41f4-a548-522ebc8ccdaa
- docusign=6c33dd85-8337-43c1-a9fa-9b80e7873430
- adobe-idp-site-verification=742760876fcca9f996db787ddfcb75537aa1b2024cd1323236577b666b71ee81
- SPFv=spf1 include:spf-002d6b01.pphosted.com include:spf.protection.outlook.com a:lib2.southwest.tn.edu include:spf-002d6b02.pphosted.com ~all
- SPFv=spf1 include:mailgun.org ~all
- apple-domain-verification=j5I54UulxzE53atp
- include:jangomail.com
- o7e90d1l8fcqh5o8tv5ij2g6ir
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