Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drschur.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:04:31 UTC · ↺ Refresh
MX Hostnames
- mail2.drschur.de
- mail.drschur.de
MX Priorities
- mail2.drschur.de: 100
- mail.drschur.de: 10
A / AAAA Records
- 37.202.4.233 (no PTR)
Mail Server IPs
- 87.140.62.4 ↩ p578c3e04.dip0.t-ipconnect.de
- 78.94.221.74 ↩ mail.drschur.de
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1773824795 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1773824795
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.it
ns01.agenturserver.co
ns01.agenturserver.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:78.94.221.74 ip4:78.94.177.214 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- brevo-code:94f6364b04894c4dca1fc35cfe42f20a
- SPFv=spf1 include:spf.protection.outlook.com ip4:78.94.221.74 ip4:78.94.177.214 -all
- MS=ms37289956
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