opus-dc.de

Valid Email Server
Domain Lookup › opus-dc.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
opus-dc.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 12:19:59 UTC · ↺ Refresh

MX Hostnames

  • access02.opus-dc.de
  • access01.opus-dc.de

MX Priorities

  • access02.opus-dc.de: 5
  • access01.opus-dc.de: 10

A / AAAA Records

  • 85.13.166.55 ↩ dd51226.kasserver.com

Mail Server IPs

  • 93.240.101.189 ↩ p5df065bd.dip0.t-ipconnect.de

SOA Record

Raw SOA ns1069.ui-dns.com hostmaster.1und1.de 2017080469 28800 7200 604800 300
Primary NS (mname)
ns1069.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2017080469
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1069.ui-dns.de
ns1069.ui-dns.biz
ns1069.ui-dns.org
ns1069.ui-dns.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:93.240.101.189/32 ip4:212.227.17.10/32 ip4:217.72.192.73/32 ip4:217.72.192.74/32 ip4:217.72.192.75/32 ip4:212.227.17.13/32 ip4:212.227.17.24/32 ip4:212.227.126.130/32 ip4:212.227.126.131/32 ip4:212.227.126.133/32 ip4:212.227.126.134/32 ip4:212.227.126.135/32 ip4:212.227.126.187/32 ip4:74.208.4.194/32 ip4:74.208.4.195/32 ip4:74.208.4.196/32 ip4:74.208.4.197/32 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; sp=none; aspf=r; adkim=r
⚠ 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

1 record
  • SPFv=spf1 ip4:93.240.101.189/32 ip4:212.227.17.10/32 ip4:217.72.192.73/32 ip4:217.72.192.74/32 ip4:217.72.192.75/32 ip4:212.227.17.13/32 ip4:212.227.17.24/32 ip4:212.227.126.130/32 ip4:212.227.126.131/32 ip4:212.227.126.133/32 ip4:212.227.126.134/32 ip4:212.227.126.135/32 ip4:212.227.126.187/32 ip4:74.208.4.194/32 ip4:74.208.4.195/32 ip4:74.208.4.196/32 ip4:74.208.4.197/32 -all
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