Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
techmatrix.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 14:09:01 UTC · ↺ Refresh
MX Hostnames
- techmatrix-de.mail.protection.outlook.com
MX Priorities
- techmatrix-de.mail.protection.outlook.com: 0
A / AAAA Records
- 157.90.251.199 ↩ static.199.251.90.157.clients.your-server.de
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026010703 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026010703
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns1.your-server.de
ns3.second-ns.de
ns.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- openai-domain-verification=dv-ZyCnn6auZz0KwNi3ulpzTdBX
- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=aDgCDQRNNmFflPxA
- atlassian-domain-verification=b9181w8nESZusIadk9tcH4Ll0gULNjZWvV0XNvJdBDmgUXlnhMP9qtSgiYgULqv5
- brevo-code:0a5ec6cb9a54ed2ad2d989bff0c4cb5d
- google-site-verification=H8sd7EBGa1ztL_lgG0MQBK-HLNa4Rj2C-zhHXxXEEPU
- heyhack-verification=f92462e1-1430-4f3d-b35a-d0eb88930aa3
- ms-domain-verification=dc61418d-9438-4011-a51e-9834c24b0903
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