holsten.de

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
holsten.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 18:20:57 UTC · ↺ Refresh

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MX Hostnames

  • holsten-de.mail.protection.outlook.com

MX Priorities

  • holsten-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.19.191.28 (no PTR)

Mail Server IPs

  • 52.101.181.153 ↩ mail-wa4pr04cu00101.inbound.protection.outlook.com
  • 52.101.91.159 ↩ mail-matpr04cu00207.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::6 ↩ mail-zrxpr04cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca38::a ↩ mail-wa4pr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns01.brandshelter.com tech.brandshelter.com 2025121600 10800 3600 604800 300
Primary NS (mname)
ns01.brandshelter.com
Admin Email (rname)
tech@brandshelter.com
Serial
2025121600
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns02.brandshelter.net
ns01.brandshelter.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ip4:91.223.85.144 ip4:91.223.85.145 ip4:91.223.85.151 include:eu._netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 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
  • onetrust-domain-verification=e5c00e638faa47f1a519ad07bcee7636
  • SPFv=spf1 include:spf.protection.outlook.com ip4:91.223.85.144 ip4:91.223.85.145 ip4:91.223.85.151 include:eu._netblocks.mimecast.com ~all
  • 0ed1fe018a4a21769019bb40cbba4fe4
  • MS=ms71412060
  • ReRJKqMneb2V3z2++5ytwYZcH/t0QQqrLHISBAXjTHhCJPaXaO9wIUJQx7QP1vFg5aVSEcAiXViWNoPKNg2Peg==
  • DMARCv=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
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