sinntec.de

Valid Email Server
Domain Lookup › sinntec.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sinntec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-22 08:30:03 UTC · ↺ Refresh

MX Hostnames

  • mail.sinntec.de

MX Priorities

  • mail.sinntec.de: 10

A / AAAA Records

  • 88.198.28.118 ↩ dedi3862.your-server.de
  • 2a01:4f8:d0a:51f2::2 ↩ dedi3862.your-server.de

Mail Server IPs

  • 88.198.28.118 ↩ dedi3862.your-server.de

SOA Record

Raw SOA ns1.first-ns.de dns.hetzner.com 2025101000 86400 10800 3600000 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2025101000
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;adkim=r;aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No 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

2 records
  • google-site-verification=_RoZRk-4IXGFgUl7_8W0C72aLpt6cAoZN9ICtnSU-bU
  • SPFv=spf1 a mx ~all
Full email verification for sinntec.de

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