Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kasseler-stottertherapie.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 22:36:42 UTC · ↺ Refresh
MX Hostnames
- kasselerstottertherapie-de02b.mail.protection.outlook.com
MX Priorities
- kasselerstottertherapie-de02b.mail.protection.outlook.com: 100
A / AAAA Records
- 195.201.37.71 ↩ ds05.dieitexperten.de
- 2a01:4f8:1c1c:35bd::1 ↩ ds05.dieitexperten.de
Mail Server IPs
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.namespace4you.de hostmaster.kasseler-stottertherapie.de 1771529536 16384 2048 1048576 2560
Primary NS (mname)
ns.namespace4you.de
Admin Email (rname)
hostmaster@kasseler-stottertherapie.de
Serial
1771529536
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns.namespace4you.de
ns2.namespace4you.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip6:2a01:4f8:1c1c:35bd::1 include:spf.protection.outlook.com include:spf.nl2go.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 a mx ip6:2a01:4f8:1c1c:35bd::1 include:spf.protection.outlook.com include:spf.nl2go.com -all
- brevo-code:418d91e54573f7b1288d730e0af9305a
- MS=ms43260184
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