Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unl.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 23:10:29 UTC · ↺ Refresh
MX Hostnames
- mxa-00246402.gslb.pphosted.com
- mxb-00246402.gslb.pphosted.com
MX Priorities
- mxa-00246402.gslb.pphosted.com: 10
- mxb-00246402.gslb.pphosted.com: 10
A / AAAA Records
- 129.93.168.42 ↩ eastdc.unl.edu
- 129.93.168.41 ↩ wsecdc2.unl.edu
- 129.93.168.43 ↩ eastdc2.unl.edu
- 129.93.168.40 ↩ wsecdc.unl.edu
Mail Server IPs
- 148.163.147.197 ↩ mx0a-00246402.pphosted.com
- 148.163.143.147 ↩ mx0b-00246402.pphosted.com
SOA Record
Raw SOA
ns-724.awsdns-26.net dnsadmin.nebraska.edu 68377329 300 150 604800 3600
Primary NS (mname)
ns-724.awsdns-26.net
Admin Email (rname)
dnsadmin@nebraska.edu
Serial
68377329
Refresh
300s
Retry
150s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns-724.awsdns-26.net
ns-110.awsdns-13.com
ns-1531.awsdns-63.org
ns-1812.awsdns-34.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.unl.edu include:spf2.unl.edu include:spf3.unl.edu include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:spf.constantcontact.com include:e2ma.net include:spf.us.odmad.quest-on-demand.com -all
📊 DNS lookups: 9/10
✓ 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
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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
20 records- PnK5haOQj/A/5RTOlbfOVphM7WWSaXu3cr2+D8C28Vo=
- box-domain-verification=0b36362ce455b2f6194034a2e304b887d9da3b491bc376559fa561d6bb59a396
- adobe-idp-site-verification=d557a4d1-1f2d-407e-85f0-eedbbe5dd662
- MS=ms12464472
- Dynatrace-site-verification=e5bcc694-cf1e-4c7a-8783-1c2ffaa4cfbf__v6j3bae1ad59ef3fc3pu05fa7n
- MS=ms61243123
- docusign=349e6f39-8de3-47c8-b69b-9e353d495cbc
- docusign=a86f4753-9624-4588-8dd1-269aefc00208
- facebook-domain-verification=azwy7ny6hjnji55ubgn2vl1chydkkx
- SPFv=spf1 include:spf1.unl.edu include:spf2.unl.edu include:spf3.unl.edu include:spf.protection.outlook.com include:amazonses.com include:servers.mcsv.net include:spf.constantcontact.com include:e2ma.net include:spf.us.odmad.quest-on-demand.com -all
- ZOOM_verify_CTC0oZ0bTCiDnu6vpTvEyA
- apple-domain-verification=TzFPo0RgKGfmtbig
- atlassian-domain-verification=F7sE6lILWyEFMLayqtLtYEMS8X8zMxMVvkDA18IeJb9YFf7OJRs4EEkTQWNBb+3U
- _globalsign-domain-verification=LBGN_PGPzs-K_ugvlmQc5pBRof3QCVximyhc9hNKsU
- airtable-verification=ae79136089181a5402a7952973228f89
- google-site-verification=zTHeeWJgyLp76HnvlTbd6xltqXQpKChoufH19VaDNWc
- openai-domain-verification=dv-l4o1dAuFPKyrRb0JYG5f0vH0
- e2ma-verification=n9c
- status-page-domain-verification=3ysb9t5m7y6j
- DKIMv=DKIM1; h=sha256; k=rsa; s=email; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2jyrSpnKPvdb/dht+1FfAwxyUZ2mHucM5UiTvdglUdHwvH8yxOFCUXKw5notlSxQehoFrRx2a68dnJxn0PYnmhBhiObigBtK3x+E6kJs2HG9l4XHZd8j/Chg86kTy2HcHhkNITn1psRCf2Z+k9MSIrUAWEMPwYgOG1fLfKsQVxNJfI+99DkG6SPSW/5kJ0NjIqE2ZGaUCmvzQMbAypCykg3r/FW0FOJwT/I8Lf40+o0HhgLO3uzpxW5cKquHHFVrST2nXm/gcGF566fZ7iEGD+u2lpN4Rx607n6i67FuaslanW9hz8FPfiYOaVgwR3lns4WLGRMMKrb3+hkwu5M+iQIDAQAB
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