Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sieber-muenchen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 04:10:20 UTC · ↺ Refresh
MX Hostnames
- mail.sieber-muenchen.de
MX Priorities
- mail.sieber-muenchen.de: 10
A / AAAA Records
- 168.119.26.93 ↩ dedi8069.your-server.de
- 2a01:4f8:1061:1435::2 ↩ dedi8069.your-server.de
Mail Server IPs
- 88.217.140.56 ↩ mail.sieber-muenchen.de
SOA Record
Raw SOA
ns1110.ui-dns.com hostmaster.schlund.de 2016110467 28800 7200 604800 300
Primary NS (mname)
ns1110.ui-dns.com
Admin Email (rname)
hostmaster@schlund.de
Serial
2016110467
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1110.ui-dns.org
ns1110.ui-dns.com
ns1110.ui-dns.de
ns1110.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a mx -all
- google-site-verification=Os99qa6EIVB23no03ADGk5g9lK6A0zNTRxEl-GrUeT8
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