otto-wulff.de

Valid Email Server
Domain Lookup › otto-wulff.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
otto-wulff.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 04:25:34 UTC · ↺ Refresh

MX Hostnames

  • mail.otto-wulff.de
  • mail2.otto-wulff.de

MX Priorities

  • mail.otto-wulff.de: 10
  • mail2.otto-wulff.de: 20

A / AAAA Records

  • 31.220.121.183 ↩ r222.agenturserver.it

Mail Server IPs

  • 91.26.224.84 ↩ mail.otto-wulff.de
  • 91.26.224.85 ↩ mail2.otto-wulff.de

SOA Record

Raw SOA ns1.your-server.de postmaster.your-server.de 2026020900 86400 10800 3600000 3600
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026020900
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s

Nameservers (NS)

ns.second-ns.com
ns1.your-server.de
ns3.second-ns.de

SPF Record

✓ Strict (-all)
v=spf1 a mx include:_spf.zimpel.de include:_spf.dotplex.com include:spf.protection.outlook.com include:agenturserver.de include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

6 records
  • 2bUIL7QJ7IbtB8OPrITLgPWoULm6LA2fIuiOvgsn5SxbgYBu9LmJhpPrmt59yBI8XGj3nmNx629VR7+4lbyobg==
  • 61e0d73bfd9e417daeccb940cdeccf29
  • MS=F244513E8A45A571F36CD36C9CC7357E71E5C481
  • apple-domain-verification=vcrzSjywgtb0Atsu
  • cisco-ci-domain-verification=5c0f008eb521a8cfb81f4769aea536007135aadce53604b688f1131189272efe
  • SPFv=spf1 a mx include:_spf.zimpel.de include:_spf.dotplex.com include:spf.protection.outlook.com include:agenturserver.de include:spf-de.emailsignatures365.com -all
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