Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
astrid-ritter.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 02:16:47 UTC · ↺ Refresh
MX Hostnames
- mail1.hashfox.com
MX Priorities
- mail1.hashfox.com: 10
A / AAAA Records
- 51.38.105.193 ↩ web01.hashfox.com
Mail Server IPs
- 185.44.105.237 ↩ mail1.hashfox.com
SOA Record
Raw SOA
dns107.ovh.net tech.ovh.net 2023110405 86400 3600 3600000 300
Primary NS (mname)
dns107.ovh.net
Admin Email (rname)
tech@ovh.net
Serial
2023110405
Refresh
86400s
Retry
3600s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns107.ovh.net
dns107.ovh.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.hashfox.com -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
dkim._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:spf.hashfox.com -all
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