Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
steinbeis.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:57:01 UTC · ↺ Refresh
MX Hostnames
- mail.stw.de
MX Priorities
- mail.stw.de: 5
A / AAAA Records
- 185.226.172.46 (no PTR)
Mail Server IPs
- 85.14.243.62 ↩ mail.stw.de
SOA Record
Raw SOA
ns.indas.de hostmaster.steinbeis.de 1666886018 16384 2048 1048576 2560
Primary NS (mname)
ns.indas.de
Admin Email (rname)
hostmaster@steinbeis.de
Serial
1666886018
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns.indas.de
ns.ludwigsburg.net
SPF Record
✓ Strict (-all)
v=spf1 mx a include:spf.stw.de include:spf.nl2go.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100
⚠ p=none — monitoring only, no enforcement
📋 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
4 records- google-site-verification=mmELUEu307buW-MMhZSB5zrRvLSdm54uI_j-chz7gCs
- MS=ms97129311
- SPFv=spf1 mx a include:spf.stw.de include:spf.nl2go.com include:spf.protection.outlook.com -all
- 6ygEUURKwqDycDUrjM+9rVZerLVgaWWWM+Uhystfe0S4Vph2G8ipo+IxP8s/gUzEDTBXzWkMXfiAdGpxDO14KA==
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