Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
the-blue-zone.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 16:43:58 UTC · ↺ Refresh
MX Hostnames
- server03.mailbutler.net
- server02.mailbutler.net
- server01.mailbutler.net
MX Priorities
- server01.mailbutler.net: 10
- server02.mailbutler.net: 20
- server03.mailbutler.net: 30
A / AAAA Records
- 195.30.107.151 ↩ cp151.sp-server.net
Mail Server IPs
- 136.243.0.177 ↩ server01.mailbutler.net
- 217.92.37.168 ↩ pd95c25a8.dip0.t-ipconnect.de
SOA Record
Raw SOA
ns1.cms-carrier.de support.variomedia.de 2025110350 28800 7200 1209600 86400
Primary NS (mname)
ns1.cms-carrier.de
Admin Email (rname)
support@variomedia.de
Serial
2025110350
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.cms-carrier.de
ns2.cms-carrier.de
SPF Record
✓ Strict (-all)
v=spf1 include:cms-carrier.de -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
✗ 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- SPFv=spf1 include:cms-carrier.de -all
- google-site-verification=DMgEyQdHL7kcWTCbCGjinENCaYJLsEXo4xRkwZdHEDI
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