Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sphingotec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 05:28:53 UTC · ↺ Refresh
MX Hostnames
- mail.synaex.de
MX Priorities
- mail.synaex.de: 10
A / AAAA Records
- 62.108.32.101 ↩ ha01s021.org-dns.com
Mail Server IPs
- 185.82.85.189 ↩ mail.synaex.de
SOA Record
Raw SOA
ns1.org-ns.com hostmaster.sphingotec.de 2023072700 3600 7200 604800 3600
Primary NS (mname)
ns1.org-ns.com
Admin Email (rname)
hostmaster@sphingotec.de
Serial
2023072700
Refresh
3600s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.org-ns.com
ns2.org-ns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx a:mail.synaex.de include:spf.nl2go.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx a:mail.synaex.de include:spf.nl2go.com -all
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