siegtal-gymnasium.de

Valid Email Server
Domain Lookup › siegtal-gymnasium.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
siegtal-gymnasium.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 20:03:10 UTC · ↺ Refresh

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MX Hostnames

  • siegtalgymnasium-de01i.mail.protection.outlook.com

MX Priorities

  • siegtalgymnasium-de01i.mail.protection.outlook.com: 0

A / AAAA Records

  • 94.102.212.151 ↩ server.netmasterhosting.de

Mail Server IPs

  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.antagus.de root.ns1.antagus.de 1624116366 10800 3600 604800 3600
Primary NS (mname)
ns1.antagus.de
Admin Email (rname)
root@ns1.antagus.de
Serial
1624116366
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.antagus.de
ns2.antagus.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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

3 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=OnT3yTmlNtem7AHQPZGh4GSyFrt1_Ty923KVIZVHgsU
  • apple-domain-verification=56HIGgSsIjcST27x
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