Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gerd-liebig-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 10:12:30 UTC · ↺ Refresh
MX Hostnames
- gerd-liebig-gmbh.de
MX Priorities
- gerd-liebig-gmbh.de: 10
A / AAAA Records
- 87.106.51.110 ↩ gerd-liebig-gmbh.de
Mail Server IPs
- 87.106.51.110 ↩ gerd-liebig-gmbh.de
SOA Record
Raw SOA
ns3.stratoserver.net hostmaster.strato-rz.de 2020070959 86400 7200 604800 300
Primary NS (mname)
ns3.stratoserver.net
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020070959
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns4.stratoserver.net
ns3.stratoserver.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:87.106.51.110 ip4:82.165.11.245 ip4:144.76.102.123 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- SPFv=spf1 ip4:87.106.51.110 ip4:82.165.11.245 ip4:144.76.102.123 -all
- google-site-verification=1bvID0mX9zdzjdcawl2K3U8jJdQWruW9sIOIW6DzK_M
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