Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fetzerbeton.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 23:58:32 UTC · ↺ Refresh
MX Hostnames
- smtp02.sig-noc.net
- smtp03.sig-noc.net
- smtp01.sig-noc.net
MX Priorities
- smtp02.sig-noc.net: 170
- smtp01.sig-noc.net: 10
- smtp03.sig-noc.net: 10
A / AAAA Records
- 85.197.81.229 ↩ web1.mjumedia.de
Mail Server IPs
- 87.191.63.195 ↩ smtp02.sig-noc.net
- 195.50.154.10 ↩ smtp01.sig-noc.net
- 195.50.154.59 ↩ smtp03.sig-noc.net
SOA Record
Raw SOA
ns3.sig-noc.net hostmaster.sig-ulm.de 2025100701 3600 3600 604800 86400
Primary NS (mname)
ns3.sig-noc.net
Admin Email (rname)
hostmaster@sig-ulm.de
Serial
2025100701
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns02.versatel.de
ns2.sig-noc.net
ns3.sig-noc.net
SPF Record
✓ Strict (-all)
v=spf1 mx a include:spf.sig-noc.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 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
1 record- SPFv=spf1 mx a include:spf.sig-noc.net -all
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