sybmail.de

Valid Email Server
Domain Lookup › sybmail.de

Domain Overview

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

Checked via [email protected] · 2026-04-02 04:24:16 UTC · ↺ Refresh

MX Hostnames

  • relay.sybcom.net
  • hermes.sybcom.net

MX Priorities

  • hermes.sybcom.net: 10
  • relay.sybcom.net: 20

A / AAAA Records

  • 213.147.9.200 ↩ skynet.sybcom.net

Mail Server IPs

  • 213.147.0.30 ↩ hermes.sybcom.net
  • 213.147.3.15 ↩ relay.sybcom.net

SOA Record

Raw SOA ns1-syb.sybcom.net admin.sybcom.de 2020020602 28800 7400 3600000 86400
Primary NS (mname)
ns1-syb.sybcom.net
Admin Email (rname)
admin@sybcom.de
Serial
2020020602
Refresh
28800s
Retry
7400s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns3-syb.sybcom.net
ns2-syb.sybcom.net
ns1-syb.sybcom.net

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

No TXT records found.

Full email verification for sybmail.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits