Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
siecom.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 18:35:13 UTC · ↺ Refresh
MX Hostnames
- siecom-de.mail.protection.outlook.com
MX Priorities
- siecom-de.mail.protection.outlook.com: 0
A / AAAA Records
- 85.13.131.170 ↩ dd53910.kasserver.com
Mail Server IPs
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa7.schlundtech.de b\.fels.winner-computer.de 2024013101 43200 7200 1209600 86400
Primary NS (mname)
nsa7.schlundtech.de
Admin Email (rname)
b\@fels.winner-computer.de
Serial
2024013101
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsc7.schlundtech.de
nsd7.schlundtech.de
nsa7.schlundtech.de
nsb7.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.crsend.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- MS=ms15529481
- MS=ms99233166
- google-site-verification=H5xshJGDCOKx3BBGBkHG-F93sYt4DnU9cneWYlKtKbI
- google-site-verification=0Cmwg8PLL9dBR91s5h37wZpWd9-7X6G9viF_tSM9MQ8
- SPFv=spf1 include:spf.protection.outlook.com include:spf.crsend.com -all
Full email verification for siecom.de
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