stb-schwacke.de

Valid Email Server
Domain Lookup › stb-schwacke.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stb-schwacke.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 01:52:36 UTC · ↺ Refresh

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MX Hostnames

  • stbschwacke-de0i.mail.protection.outlook.com

MX Priorities

  • stbschwacke-de0i.mail.protection.outlook.com: 10

A / AAAA Records

  • 5.104.109.98 ↩ web02.midan.eu

Mail Server IPs

  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.nsdns.info tech.key-systems.net 2022110401 10800 3600 604800 28800
Primary NS (mname)
dns1.nsdns.info
Admin Email (rname)
tech@key-systems.net
Serial
2022110401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
28800s

Nameservers (NS)

dns3.nsdns.info
dns1.nsdns.info
dns2.nsdns.info

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a a:web02.midan.eu -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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

2 records
  • MS=ms24496116
  • SPFv=spf1 include:spf.protection.outlook.com a a:web02.midan.eu -all
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