yanbu.de

Valid Email Server
Domain Lookup › yanbu.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
yanbu.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-04 17:36:33 UTC · ↺ Refresh

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MX Hostnames

  • mail3.prod.viakom.de
  • mail-ext-01.viakom.cloud

MX Priorities

  • mail-ext-01.viakom.cloud: 100
  • mail3.prod.viakom.de: 10

A / AAAA Records

  • 85.215.250.220 ↩ webserver-01.prod.viakom.de

Mail Server IPs

  • 95.217.133.30 ↩ ext-01.viakom.de
  • 2a01:4f9:c010:51de::1 ↩ ext-01.viakom.de
  • 85.215.236.193 ↩ mail3.prod.viakom.de

SOA Record

Raw SOA ns2.knipp.de hostmaster.viakom.de 2022022800 43200 600 2419200 3600
Primary NS (mname)
ns2.knipp.de
Admin Email (rname)
hostmaster@viakom.de
Serial
2022022800
Refresh
43200s
Retry
600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns17.knipp.net
ns3.knipp.de
ns2.knipp.de

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.prod.viakom.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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

1 record
  • SPFv=spf1 include:_spf.prod.viakom.de -all
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