icbm.de

Valid Email Server
Domain Lookup › icbm.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
icbm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 14:32:37 UTC · ↺ Refresh

MX Hostnames

  • smtpmx.uni-oldenburg.de

MX Priorities

  • smtpmx.uni-oldenburg.de: 100

A / AAAA Records

  • 134.106.87.104 ↩ prosadi.de
  • 2001:638:705:3f15::104 (no PTR)

Mail Server IPs

  • 134.106.141.200 ↩ smtpmx200.uni-oldenburg.de

SOA Record

Raw SOA ns01.uni-oldenburg.de ipserv.uni-oldenburg.de 776504969 3600 900 1209600 3600
Primary NS (mname)
ns01.uni-oldenburg.de
Admin Email (rname)
ipserv@uni-oldenburg.de
Serial
776504969
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

dns-2.dfn.de
arbi.informatik.uni-oldenburg.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

✗ Missing

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

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-jdl2pbBkWCtlnvmu4eS
  • SPFv=spf1 mx ip4:134.106.141.0/24 ~all
Full email verification for icbm.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits