uol.de

Valid Email Server
Domain Lookup › uol.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
uol.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 23:03:02 UTC · ↺ Refresh

MX Hostnames

  • smtpmx.uni-oldenburg.de

MX Priorities

  • smtpmx.uni-oldenburg.de: 100

A / AAAA Records

  • 134.106.87.104 ↩ prizepapers.eu
  • 2001:638:705:3f15::104 (no PTR)

Mail Server IPs

  • 134.106.141.200 ↩ smtpmx.uni-oldenburg.de

SOA Record

Raw SOA ns01.uni-oldenburg.de ipserv.uni-oldenburg.de 776505042 3600 900 1209600 3600
Primary NS (mname)
ns01.uni-oldenburg.de
Admin Email (rname)
ipserv@uni-oldenburg.de
Serial
776505042
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

dns-2.dfn.de
ns01.uni-oldenburg.de
ns02.uni-oldenburg.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:134.106.141.0/24 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;adkim=r;aspf=r;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✗ None detected

No 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

2 records
  • HARICA-Q77GGx5NQYJufsmX5iB
  • SPFv=spf1 mx ip4:134.106.141.0/24 ~all
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