riebeling.eu

Valid Email Server
Domain Lookup › riebeling.eu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
riebeling.eu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 05:51:50 UTC · ↺ Refresh

MX Hostnames

  • owa.riebeling.eu

MX Priorities

  • owa.riebeling.eu: 10

A / AAAA Records

  • 217.160.0.77 ↩ 217-160-0-77.elastic-ssl.ui-r.com

Mail Server IPs

  • 81.27.172.250 ↩ owa.riebeling.eu

SOA Record

Raw SOA ns1021.ui-dns.com hostmaster.1und1.de 2017070351 28800 7200 604800 300
Primary NS (mname)
ns1021.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017070351
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1021.ui-dns.de
ns1021.ui-dns.org
ns1021.ui-dns.com
ns1021.ui-dns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:81.27.172.250 include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de a:riebeling.managed-otrs.com ~all
📊 DNS lookups: 4/10
~ 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

3 records
  • SPFv=spf1 ip4:81.27.172.250 include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de a:riebeling.managed-otrs.com ~all
  • j2roq6maj2jkdbdcgb8pt257u1
  • google-site-verification=FPLF47qtRxfZDWMHl9K7Gh6S_JL-Ag2ti2-Dt20esvE
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