stiftsgymnasium.de

Valid Email Server
Domain Lookup › stiftsgymnasium.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stiftsgymnasium.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 09:55:13 UTC · ↺ Refresh

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MX Hostnames

  • mx01.stifts.net
  • mx02.stifts.net
  • relay.rzone.de

MX Priorities

  • relay.rzone.de: 200
  • mx02.stifts.net: 10
  • mx01.stifts.net: 10

A / AAAA Records

  • 91.204.46.76 ↩ a2e4c.netcup.net

Mail Server IPs

  • 81.169.145.96 ↩ relay.rzone.de
  • 213.61.39.48 ↩ mx02.stifts.net
  • 87.139.134.189 ↩ mx01.stifts.net

SOA Record

Raw SOA shades08.rzone.de hostmaster.strato-rz.de 2020053157 86400 7200 604800 300
Primary NS (mname)
shades08.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020053157
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

shades08.rzone.de
docks09.rzone.de

SPF Record

✓ Strict (-all)
v=spf1 include:stifts.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; fo=1; rua=mailto:[email protected]; ruf=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

5 records
  • apple-domain-verification=G656Da64kWqlluft
  • SPFv=spf1 include:stifts.net -all
  • _y8xvevodd4ym3htqmvc4fpyf1u04tms
  • google-site-verification=8-MfCAkGFPK_ePP4nFf7Iy93YidfrtZ56lC9W2eUkmA
  • lBWVSxGu7o1g7kE8pMFb5Cn3U8JVTNvsvO9V1ibm+YPozYadS0nXAablEMjgMW4rwP1BG4YWn5sTmYSuvkrcgg==
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