Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schwan-erlangen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:24:11 UTC · ↺ Refresh
MX Hostnames
- mail.schwan-erlangen.de
MX Priorities
- mail.schwan-erlangen.de: 10
A / AAAA Records
- 193.32.221.200 ↩ root2736.premium-rootserver.net
- 2a0a:51c0::260:0:0:0:2 ↩ root2736.premium-rootserver.net
Mail Server IPs
- 193.32.221.200 ↩ root2736.premium-rootserver.net
- 2a0a:51c0::260:0:0:0:2 ↩ root2736.premium-rootserver.net
SOA Record
Raw SOA
ns4.ip-projects.de webmaster.server1.dud-hosting-premium.de 2026022201 10800 3600 1209600 10800
Primary NS (mname)
ns4.ip-projects.de
Admin Email (rname)
webmaster@server1.dud-hosting-premium.de
Serial
2026022201
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns4.ip-projects.de
ns3.ip-projects.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:root2736.premium-rootserver.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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 +a +mx +a:root2736.premium-rootserver.net -all
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