Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gumbmann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 19:00:45 UTC · ↺ Refresh
MX Hostnames
- mail.gumbmann.de
MX Priorities
- mail.gumbmann.de: 10
A / AAAA Records
- 81.95.3.78 ↩ mailout.netissimo.de
Mail Server IPs
- 89.107.189.133 ↩ mj13.serverdomain.org
SOA Record
Raw SOA
ns1.nshost2.de hostmaster.webhostone.de 2013101678 10800 3600 604800 3600
Primary NS (mname)
ns1.nshost2.de
Admin Email (rname)
hostmaster@webhostone.de
Serial
2013101678
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.nshost2.de
ns3.nshost2.net
ns1.nshost2.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:spf.serverdomain.org ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100; adkim=r; aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
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.serverdomain.org ~all
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