Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unk.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 04:07:13 UTC · ↺ Refresh
MX Hostnames
- mxa-00246402.gslb.pphosted.com
- mxb-00246402.gslb.pphosted.com
MX Priorities
- mxb-00246402.gslb.pphosted.com: 10
- mxa-00246402.gslb.pphosted.com: 10
A / AAAA Records
- 34.206.126.86 ↩ ec2-34-206-126-86.compute-1.amazonaws.com
- 107.21.44.39 ↩ ec2-107-21-44-39.compute-1.amazonaws.com
- 18.205.193.161 ↩ ec2-18-205-193-161.compute-1.amazonaws.com
- 34.233.58.128 ↩ ec2-34-233-58-128.compute-1.amazonaws.com
Mail Server IPs
- 148.163.147.197 ↩ mx0a-00246402.pphosted.com
- 148.163.143.147 ↩ mx0b-00246402.pphosted.com
SOA Record
Raw SOA
dns.unl.edu dnsadmin.nebraska.edu 2022545735 360 180 86400 360
Primary NS (mname)
dns.unl.edu
Admin Email (rname)
dnsadmin@nebraska.edu
Serial
2022545735
Refresh
360s
Retry
180s
Expire
86400s
Minimum TTL
360s
Nameservers (NS)
ns-79.awsdns-09.com
ns-1262.awsdns-29.org
ns-1963.awsdns-53.co.uk
ns-667.awsdns-19.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.unk.edu include:spf2.unk.edu include:spf3.unk.edu include:spf4.unk.edu include:spf.protection.outlook.com include:spf.constantcontact.com include:spf.us.odmad.quest-on-demand.com ip4:148.163.143.147 ip4:148.163.147.197 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- apple-domain-verification=FSl5dcbz46DT1bZO
- docusign=a4a37f72-38a6-445d-9a8c-4e43f24eef89
- google-site-verification=3RPdJI0guxsE10i4mkvnPwDa2EjzY29lxRIx8KMOWZs
- openai-domain-verification=dv-hOeJgZxCgD2iiKTFUPGRUxak
- SPFv=spf1 include:spf1.unk.edu include:spf2.unk.edu include:spf3.unk.edu include:spf4.unk.edu include:spf.protection.outlook.com include:spf.constantcontact.com include:spf.us.odmad.quest-on-demand.com ip4:148.163.143.147 ip4:148.163.147.197 -all
- 978fe8848d324fd6c3d9c89a6484224dcc4be68e0fc6e295c4f478e3c6330759
- MS=ms10020875
- adobe-idp-site-verification=7b49199a80a69c4d911206a6d47d1740339ee79a494e5dd79a19259097dd2ded
Full email verification for unk.edu
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