Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
niesen.immo
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 18:31:56 UTC · ↺ Refresh
MX Hostnames
- niesen-immo.mail.protection.outlook.com
MX Priorities
- niesen-immo.mail.protection.outlook.com: 0
A / AAAA Records
- 92.205.133.19 (no PTR)
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.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
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- protonmail-verification=d54ab2361b14c3c01c3a0021594b22208eed0bc0
- SPFv=spf1 include:spf.protection.outlook.com -all
- mscid=+XdrFe/6Xw4bCc9PGvzf2UrmVHmpvhHEw/ygLrdk7N2JmAR8qwMah/6iiqaYjpCf+NtMKe+JmaKBw1EjnvSJ9g==
- apple-domain-verification=eV3iM6gBbMxH4dIt
- atlassian-domain-verification=efgsdF4BkDQj5L175qSEf3rYM2V53XF/A6JFnFCVGapOFXnOvwLqtOBbY1J3I84n
- n4q59om2ge017cplaphku0coj9
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