Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
maurer-online.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 03:44:56 UTC · ↺ Refresh
MX Hostnames
- sf.albguard4mail.de
MX Priorities
- sf.albguard4mail.de: 10
A / AAAA Records
- 83.171.237.235 ↩ 83.171.237.235.static.as201206.net
Mail Server IPs
- 217.7.63.44 ↩ sf.albguard4mail.de
SOA Record
Raw SOA
ns2.ctl.de hostmaster.ctl.de 2026021701 10800 3600 604800 86400
Primary NS (mname)
ns2.ctl.de
Admin Email (rname)
hostmaster@ctl.de
Serial
2026021701
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.ctl.de
b.ns14.net
c.ns14.net
d.ns14.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com a:odysseus.ctl.de a:sf.albguard4mail.de ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- google-site-verification=Owc7Vd7Q0qaKnj8sFrtjXJWLyJ2mRcIHBtL4sT_apm8
- MS=ms47087818
- SPFv=spf1 mx a include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com a:odysseus.ctl.de a:sf.albguard4mail.de ~all
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