Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
diveandtravel.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 22:19:53 UTC · ↺ Refresh
MX Hostnames
- diveandtravel-de.mail.protection.outlook.com
MX Priorities
- diveandtravel-de.mail.protection.outlook.com: 1
A / AAAA Records
- 213.214.25.36 ↩ web02.rzfr.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.rzfr.de hostmaster.rzfr.de 2025070410 7200 540 604800 3600
Primary NS (mname)
ns1.rzfr.de
Admin Email (rname)
hostmaster@rzfr.de
Serial
2025070410
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.rzfr.de
ns2.rzfr.de
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ 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
✗ 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
3 records- SPFv=spf1 a mx include:spf.protection.outlook.com -all
- m38gdk9zk5685f3sq2035c8k021z4vgx
- _76cw9pbjnlpqdew9ilo8lefchwao769
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