Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heute-gmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 10:00:26 UTC · ↺ Refresh
MX Hostnames
- heutegmbh-de01c.mail.protection.outlook.com
MX Priorities
- heutegmbh-de01c.mail.protection.outlook.com: 5
A / AAAA Records
- 31.220.125.117 ↩ r12794.agenturserver.it
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.kunde24.de einkauf.sebastian.de 2026021301 40000 7200 604800 180
Primary NS (mname)
ns.kunde24.de
Admin Email (rname)
einkauf@sebastian.de
Serial
2026021301
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
180s
Nameservers (NS)
ns2.kunde24.de
ns.kunde24.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:116.203.73.25 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- MS=ms76503636
- SPFv=spf1 ip4:116.203.73.25 include:spf.protection.outlook.com -all
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