rolf-fensterbau.de

Valid Email Server
Domain Lookup › rolf-fensterbau.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rolf-fensterbau.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 19:13:38 UTC · ↺ Refresh

MX Hostnames

  • rolffensterbau-de01b.mail.protection.outlook.com

MX Priorities

  • rolffensterbau-de01b.mail.protection.outlook.com: 0

A / AAAA Records

  • 78.47.62.59 ↩ dedi6841.your-server.de

Mail Server IPs

  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com

SOA Record

Raw SOA ns1077.ui-dns.de hostmaster.1und1.de 2016110519 28800 7200 604800 300
Primary NS (mname)
ns1077.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2016110519
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1077.ui-dns.biz
ns1077.ui-dns.de
ns1077.ui-dns.org
ns1077.ui-dns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:_spf.perfora.net include:_spf.kundenserver.de include:_spf.hetzner.com ~all
📊 DNS lookups: 5/10
~ 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

4 records
  • SPFv=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:_spf.perfora.net include:_spf.kundenserver.de include:_spf.hetzner.com ~all
  • MS=ms83789319
  • sophos-domain-verification=90282b106bcf0db9a087ec518106b105335800852412efffdf8216ef8ea4a1be
  • DMARCv=DMARC1; p=none; pct=100; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=r
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