ucsc-extension.edu

No Valid Email Server
Domain Lookup › ucsc-extension.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ucsc-extension.edu
No
None
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 16:06:45 UTC · ↺ Refresh

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MX Hostnames

No MX records found.

MX Priorities

No priority data.

A / AAAA Records

  • 23.185.0.3 (no PTR)
  • 2620:12a:8000::3 (no PTR)
  • 2620:12a:8001::3 (no PTR)

Mail Server IPs

No IPs resolved.

SOA Record

Raw SOA hostmaster.ucsc.edu hostmaster.ucsc.edu 255 14400 1800 2419200 60
Primary NS (mname)
hostmaster.ucsc.edu
Admin Email (rname)
hostmaster@ucsc.edu
Serial
255
Refresh
14400s
Retry
1800s
Expire
2419200s
Minimum TTL
60s

Nameservers (NS)

adns1.ucsc.edu
adns2.ucsc.edu

SPF Record

✓ Strict (-all)
v=spf1include:augusoft.com-all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • 782F2C9269C9CB35F80B3F928B600A8C
  • SPFv=spf1include:augusoft.com-all
  • SPFv=spf1include:augusoft.net-all
  • SPFv=spf1include:mrsshepherd.com-all
  • 182880719943238D809E62BAEEC0BFB7
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