Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
desk-firm.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 22:18:30 UTC · ↺ Refresh
MX Hostnames
- deskfirm-de01b.mail.protection.outlook.com
MX Priorities
- deskfirm-de01b.mail.protection.outlook.com: 10
A / AAAA Records
- 89.110.133.72 ↩ eco1013.ncsrv.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.netclusive.net hostmaster.desk-firm.de 2026030600 10000 1800 604800 480
Primary NS (mname)
ns1.netclusive.net
Admin Email (rname)
hostmaster@desk-firm.de
Serial
2026030600
Refresh
10000s
Retry
1800s
Expire
604800s
Minimum TTL
480s
Nameservers (NS)
ns1.netclusive.net
ns3.netclusive.net
ns2.netclusive.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:217.7.148.34 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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
6 records- mbAAwVHk9EqSewdUnSJ1E04q9d65Flg2KxVR4Ym/+g+Xje0CQBO2eYEO1ovSEtNxs6SMnROHejzVHvVFevwWGg==
- MS=ms13879531
- SPFv=spf1 a mx ip4:217.7.148.34 include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
- atlassian-domain-verification=YLiycBrYyhdX31dAffCvPDXiKy79CrSeV6fizYnV3MUlHAPRn4UJKXlf4MZlq3yO
- brevo-code:9ebbf2ca3dd17d4aa67530785d8e7b58
- google-site-verification=9juxqjpW9-hf7NNV5fo-TDz9eu2mqFTHWXurKKZTBI8
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