Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eht.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 04:44:49 UTC · ↺ Refresh
MX Hostnames
- eht-de.mail.protection.outlook.com
MX Priorities
- eht-de.mail.protection.outlook.com: 0
A / AAAA Records
- 20.105.224.42 (no PTR)
Mail Server IPs
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.trumpf.com hostmaster.trumpf.com 2026012701 28800 14400 3600000 86400
Primary NS (mname)
dns1.trumpf.com
Admin Email (rname)
hostmaster@trumpf.com
Serial
2026012701
Refresh
28800s
Retry
14400s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
secondary006.dtag.net
pns.dtag.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf-default.trumpf.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:spf-default.trumpf.com -all
Full email verification for eht.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits