Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dillinger.biz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:23:08 UTC · ↺ Refresh
MX Hostnames
- mailrelayb.dillinger.de
- mailrelaya.dillinger.de
- mailrelay.dillinger.de
MX Priorities
- mailrelay.dillinger.de: 30
- mailrelaya.dillinger.de: 10
- mailrelayb.dillinger.de: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 212.184.64.28 ↩ mailrelaya.dillinger.de
- 212.184.64.29 ↩ mailrelayb.dillinger.de
SOA Record
Raw SOA
ns1.telekom-domains.de dns.telekom.de 2026030404 10800 3600 2419200 43200
Primary NS (mname)
ns1.telekom-domains.de
Admin Email (rname)
dns@telekom.de
Serial
2026030404
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
43200s
Nameservers (NS)
ns2.telekom-domains.de
ns1.telekom-domains.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:212.184.64.0/26 mx:saarstahl.com include:spf.protection.outlook.com mx:saar-dv.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; aspf=s; adkim=s; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 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
5 records- DYaXAZlSlydh91+zMZHEVE7uOdDYCJ8KbMZpcwbEN3S5yWLhZeCbwIw279Zic23olQ+Nvn3TP1dq76xvOdNd0g==
- SPFv=spf1 mx ip4:212.184.64.0/26 mx:saarstahl.com include:spf.protection.outlook.com mx:saar-dv.de -all
- MS=E703D4F6163E6D83966921D507B858E1088E05C1
- docusign=011f821d-e9fa-4c63-aae2-db7fa79c056f
- MS=ms33652686
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