Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cecs.pdx.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 18:26:06 UTC · ↺ Refresh
MX Hostnames
- ehlo.cat.pdx.edu
- rcpt.cat.pdx.edu
MX Priorities
- ehlo.cat.pdx.edu: 100
- rcpt.cat.pdx.edu: 100
A / AAAA Records
- 131.252.208.114 ↩ vhost-therest.cat.pdx.edu
- 2610:10:20:208::114 ↩ vhost-therest.cat.pdx.edu
Mail Server IPs
- 131.252.208.106 ↩ ehlo.cat.pdx.edu
- 2610:10:20:208::106 ↩ ehlo.cat.pdx.edu
- 131.252.208.107 ↩ rcpt.cat.pdx.edu
- 2610:10:20:208::107 ↩ rcpt.cat.pdx.edu
SOA Record
Raw SOA
walt.ee.pdx.edu support.cat.pdx.edu 2026032000 600 300 1209600 300
Primary NS (mname)
walt.ee.pdx.edu
Admin Email (rname)
support@cat.pdx.edu
Serial
2026032000
Refresh
600s
Retry
300s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
adns1.cat.pdx.edu
adns2.cat.pdx.edu
adns3.cat.pdx.edu
SPF Record
✓ Strict (-all)
v=spf1 mx a:mailhost.cecs.pdx.edu a:lists.cecs.pdx.edu a:data.cat.pdx.edu +ip4:131.252.208.0/24 +ip6:2610:10:20:208::/64 +ip4:131.252.111.0/24 include:_spf.google.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a:mailhost.cecs.pdx.edu a:lists.cecs.pdx.edu a:data.cat.pdx.edu +ip4:131.252.208.0/24 +ip6:2610:10:20:208::/64 +ip4:131.252.111.0/24 include:_spf.google.com -all
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