Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stain-proof.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 10:40:06 UTC · ↺ Refresh
MX Hostnames
- stainproof-de01c.mail.protection.outlook.com
MX Priorities
- stainproof-de01c.mail.protection.outlook.com: 0
A / AAAA Records
- 3.74.60.199 ↩ web01.fyndablehosting.nl
Mail Server IPs
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.linfosys.eu hostmaster.stain-proof.de 2025112506 3600 3600 1209600 86400
Primary NS (mname)
ns2.linfosys.eu
Admin Email (rname)
hostmaster@stain-proof.de
Serial
2025112506
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.linfosys.nl
ns3.linfosys.com
ns2.linfosys.eu
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.linfosysmail.nl include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms32481277
- SPFv=spf1 include:_spf.linfosysmail.nl include:spf.protection.outlook.com -all
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