Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tiemann-co.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 12:25:27 UTC · ↺ Refresh
MX Hostnames
- tiemannco-de01i.x-v1.mx.microsoft
MX Priorities
- tiemannco-de01i.x-v1.mx.microsoft: 0
A / AAAA Records
- 85.13.129.221 ↩ dd51714.kasserver.com
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.inwx.de hostmaster.inwx.de 2026031207 10800 3600 604800 3600
Primary NS (mname)
ns.inwx.de
Admin Email (rname)
hostmaster@inwx.de
Serial
2026031207
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.inwx.de
ns.inwx.de
ns3.inwx.eu
SPF Record
✓ Strict (-all)
v=spf1 a:mail.tiemann-co.de include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1;
✓ 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
1 record- SPFv=spf1 a:mail.tiemann-co.de include:spf.protection.outlook.com -all
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