ursulaschule.de

Valid Email Server
Domain Lookup › ursulaschule.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ursulaschule.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 14:31:09 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 85.13.146.170 ↩ dd39022.kasserver.com

Mail Server IPs

  • 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
  • 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com

SOA Record

Raw SOA ns3.kasserver.com hostmaster.kasserver.com 2512292054 28800 7200 1209600 7200
Primary NS (mname)
ns3.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2512292054
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns3.kasserver.com
ns4.kasserver.com

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

5 records
  • google-site-verification=Us0cIyz-fCGWOh56gMPdmG_NwUy_rlFoplEvkRh-nqI
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • apple-domain-verification=DO1zx7tXaeFwTG3K
  • MS=D7414692AF8BF1F84B686A096BEAF167D9729DEB
  • google-site-verification=e9VjEjMZ3T91aj4Qaxqcqy3VlLSaBe9eR9StOdmfSis
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